Update free-programming-cheatsheets.md

site looks OK for a minute, then BOOM! all ads
2026-07-28 01:20:21 +00:00 · 2025-10-30 11:22:59 -04:00
18 changed files with 60 additions and 163 deletions
@@ -13,7 +13,6 @@ on:
 permissions:
  pull-requests: write
  actions: write
  issues: write
 jobs:
  stale:
@@ -8,7 +8,7 @@
 *.orig
 *.tmp
-*.idea
+
 # #########################################################
 # Global/Diff.gitignore
 # #####################################
@@ -27,6 +27,11 @@
 * [Computer Programming Part 3](https://archive.org/details/computer-programming-part-3-tamim-shaharier-subin) - Tamim Shahriar Subeen (PDF)
 ### <a id="cpp"></a>C++
 * [সিপিপি পরিগণনা Computer Programming](https://www.academia.edu/16658418/c_programming_bangla_book) - Mahmudul Hasan (PDF, HTML)
 ### Data Science
 * [ডাটা সাইন্সের হাতেখড়ি](https://datasinsightsbd.gitbook.io) - Fazle Rabbi Khan (gitbook)
@@ -91,3 +96,4 @@
 ### Git and Github
 * [এক পলকে গিট ও গিটহাব](https://with.zonayed.me/book/git-n-github-at-glance/) - Zonayed
@@ -77,10 +77,10 @@
 #### Logiciels libres
-* [Histoires et cultures du Libre](https://archives.framabook.org/histoiresetculturesdulibre/) - Camille Paloque-Berges, Christophe Masutti, `edt.:` Framasoft (coll. Framabook) (HTML, EPUB, PDF) (CC BY)
+* [Histoires et cultures du Libre](https://archives.framabook.org/histoiresetculturesdulibre/) - Camille Paloque-Berges, Christophe Masutti, `edt.:` Framasoft (coll. Framabook)
-* [Option libre. Du bon usage des licences libres](https://archives.framabook.org/optionlibre-dubonusagedeslicenceslibres/) - Jean Benjamin (EPUB, PDF) (CC BY-SA, GFDL)
+* [Option libre. Du bon usage des licences libres](http://framabook.org/optionlibre-dubonusagedeslicenceslibres/) - Jean Benjamin
-* [Produire du logiciel libre](https://archives.framabook.org/produire-du-logiciel-libre-2/) - Karl Fogel (EPUB, PDF) (CC BY-SA)
+* [Produire du logiciel libre](http://framabook.org/produire-du-logiciel-libre-2/) - Karl Fogel
-* [Richard Stallman et la révolution du logiciel libre](https://archives.framabook.org/richard-stallman-et-la-revolution-du-logiciel-libre-2/) - R.M. Stallman, S. Williams, C. Masutti (EPUB, HTML, PDF) (GFDL)
+* [Richard Stallman et la révolution du logiciel libre](http://framabook.org/richard-stallman-et-la-revolution-du-logiciel-libre-2/) - R.M. Stallman, S. Williams, C. Masutti
 #### Makefile
@@ -242,7 +242,6 @@ Books on general-purpose programming that don't focus on a specific language are
 ### Ada
 * [A Guide to Ada for C and C++ Programmers](https://www.cs.uni.edu/~mccormic/4740/guide-c2ada.pdf) - Simon Johnston (PDF)
 * [Ada 95: The Craft of Object-Oriented Programming](https://www.adaic.org/resources/add_content/docs/craft/html/contents.htm) - John English (HTML)
 * [Ada Distilled](http://www.adapower.com/pdfs/AdaDistilled07-27-2003.pdf) - Richard Riehle (PDF)
 * [Ada for the C++ or Java Developer](https://www.adacore.com/uploads/books/pdf/Ada_for_the_C_or_Java_Developer-cc.pdf) - Quentin Ochem (PDF) (CC BY-NC-SA)
 * [Ada Programming](https://en.wikibooks.org/wiki/Ada_Programming) - Wikibooks
@@ -279,8 +278,8 @@ Books on general-purpose programming that don't focus on a specific language are
 ### APL
 * [A Programming Language](https://softwarepreservation.computerhistory.org/apl/book/APROGRAMMINGLANGUAGE.pdf) - Kenneth E. Iverson (PDF)
 * [APL2 at a glance](https://ia801009.us.archive.org/28/items/apl-2-at-a-glance-brown-pakin-polivka/APL2_at_a_Glance_-_Brown_Pakin_Polivka.pdf) - James A. Brown, Sandra Pakin, Raymond P. Polivka - 1988 (PDF)
 * [Introduction to College Mathematics with A Programming Language (1978)](https://softwarepreservation.computerhistory.org/apl/book/CollegeMathematicswithAPL.pdf) - E. J. LeCuyer (PDF)
 * [Learning APL](https://xpqz.github.io/learnapl) - Stefan Kruger (HTML,PDF,IPYNB)
 * [Mastering Dyalog APL](https://www.dyalog.com/mastering-dyalog-apl.htm) (PDF, HTML, IPYNB) *( :construction: in process)*
 * [Reinforcement Learning From The Ground Up](https://romilly.github.io/o-x-o) - Romilly Cocking (PDF, HTML, IPYNB) *( :construction: in process)*
@@ -790,10 +789,9 @@ Books on general-purpose programming that don't focus on a specific language are
 * [A Beginner's Guide to Forth](https://web.archive.org/web/20180919061255/http://galileo.phys.virginia.edu/classes/551.jvn.fall01/primer.htm) - J.V. Noble *( :card_file_box: archived)*
 * [And so Forth...](http://ficl.sourceforge.net/pdf/Forth_Primer.pdf) (PDF)
 * [Easy Forth](https://skilldrick.github.io/easyforth/) - Nick Morgan (HTML)
 * [Forth Guide](https://web.archive.org/web/20110412231747/http://theforthsource.com/guide.html) - Glen B. Haydon (HTML) *( :card_file_box: archived)*
 * [Starting Forth](http://home.iae.nl/users/mhx/sf.html)
-* [Thinking Forth](http://thinking-forth.sourceforge.net) - Leo Brodie (HTML) (CC BY-NC-SA)
+* [Thinking Forth](http://thinking-forth.sourceforge.net)
-* [Thoughtful Programming and Forth](http://www.ultratechnology.com/forth.htm) - Jeff Fox (HTML)
+* [Thoughtful Programming and Forth](http://www.ultratechnology.com/forth.htm)
 ### Fortran
@@ -1335,7 +1333,6 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Mastering Next.js](https://masteringnextjs.com)
 * [Next.js 13 Crash Course 2023: Learn App Directory, React Server Components & More](https://www.youtube.com/watch?v=Y6KDk5iyrYE) - Brad Traversy (Traversy Media)
 * [Next.js for Beginners - Full Course](https://www.youtube.com/watch?v=1WmNXEVia8I) - freeCodeCamp.org
 * [The Next.js Handbook](https://dtc-wsuv.org/dmyers19/dtc477-%20Advanced%20Multimedia%20Authoring/FlavioCopes-Handbooks/The%20Next%20Handbook/book.pdf) - Flavio Copes (PDF)
 * [The Next.js Handbook](https://flaviocopes.com/page/nextjs-handbook/) - Flavio Copes (PDF, EPUB, Kindle) *(email address requested)*
@@ -1424,7 +1421,6 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Getting started with Svelte](https://developer.mozilla.org/en-US/docs/Learn/Tools_and_testing/Client-side_JavaScript_frameworks/Svelte_getting_started) - MDN Web Docs (CC BY-SA)
 * [Svelte Tutorial](https://svelte.dev/tutorial/basics) - Svelte.dev
 * [The Svelte Handbook](https://flaviocopes.com/page/svelte-handbook/) - Flavio Copes (PDF, EPUB, Kindle) *(email address requested)*
 * [The Svelte Handbook](https://www.freecodecamp.org/news/the-svelte-handbook/) - Flavio Copes (HTML)
 #### Vue.js
@@ -1990,7 +1986,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Automate the Boring Stuff with Python, 3nd Edition: Practical Programming for Total Beginners](https://automatetheboringstuff.com/3e/) - Al Sweigart (HTML) (CC BY-NC-SA)
 * [Beej's Guide to Python Programming - For Beginners](http://beej.us/guide/bgpython/) - Brian "Beej Jorgensen" Hall (HTML,PDF)
 * [Beyond the Basic Stuff with Python](https://inventwithpython.com/beyond/) - Al Sweigart (3.x)
-* [Biopython Tutorial and Cookbook](https://biopython.org/wiki/Documentation) (HTML, PDF) 
+* [Biopython Tutorial and Cookbook](https://biopython.org/DIST/docs/tutorial/Tutorial.pdf) (PDF)
 * [Build applications in Python the antitextbook](http://github.com/thewhitetulip/build-app-with-python-antitextbook) (3.x) (HTML, PDF, EPUB, Mobi)
 * [Building Data Products: The Ultimate Guide](https://resources.montecarlodata.com/c/ebook-building-data-products?x=gEwOdf) (HTML, EPUB)
 * [Building Skills in Object-Oriented Design, V4](https://slott56.github.io/building-skills-oo-design-book/build/html/) - Steven F. Lott (3.7)
@@ -94,7 +94,6 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 ### Algorithms & Data Structures
 * [A Common-Sense Guide to Data Structures & Algorithms](https://github.com/GauravWalia19/Free-Algorithms-Books/blob/main/Library/src/JAVASCRIPT/A-Common-Sense-Guide-to-Data-Structures-and-Algorithms-Level-Up-Your-Core-Programming-Skills.pdf) - Jay Wengrow (PDF)
 * [A Field Guide To Genetic Programming](https://web.archive.org/web/20191020195105/http://www0.cs.ucl.ac.uk/staff/W.Langdon/ftp/papers/poli08_fieldguide.pdf) - Riccardo Poli, William B. Langdon, Nicholas F. McPhee (PDF) *( :card_file_box: archived)* (CC BY-NC-ND)
 * [Algorithm Design](https://archive.org/details/AlgorithmDesign1stEditionByJonKleinbergAndEvaTardos2005PDF) - Jon Kleinberg, Éva Tardos
 * [Algorithmic Graph Theory](https://code.google.com/p/graphbook/) - David Joyner, Minh Van Nguyen, David Phillips (PDF) (GFDL)
@@ -104,22 +103,19 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Algorithms, 4th Edition](https://algs4.cs.princeton.edu/home/) - Robert Sedgewick, Kevin Wayne
 * [Algorithms and Automatic Computing Machines (1963)](https://archive.org/details/Algorithms_And_Automatic_Computing_Machines) - B. A. Trakhtenbrot
 * [Algorithms and Complexity](https://www.math.upenn.edu/~wilf/AlgoComp.pdf) - Herbert S. Wilf (PDF)
-* [Algorithms and Data Structures](https://textbookequity.org/Textbooks/Nievergelt_Algorithms%20and%20Data%20Structures08.pdf) - Jürg Nievergelt, Klaus Hinrichs (PDF)
+* [Algorithms and Data Structures - With Applications to Graphics and Geometry](https://textbookequity.org/Textbooks/Nievergelt_Algorithms%20and%20Data%20Structures08.pdf) - Jurg Nievergelt, Klaus Hinrichs (PDF)
 * [Algorithms Course Materials](https://jeffe.cs.illinois.edu/teaching/algorithms/) - Jeff Erickson
 * [Algorithms for Decision Making](https://algorithmsbook.com/decisionmaking/) - Mykel J. Kochenderfer, Tim A. Wheeler, Kyle H. Wray (HTML, PDF) (CC BY-NC-ND)
 * [Algorithms Notes for Professionals](https://goalkicker.com/AlgorithmsBook) - Compiled from StackOverflow Documentation (PDF)
 * [An Open Guide to Data Structures and Algorithms](https://open.umn.edu/opentextbooks/textbooks/an-open-guide-to-data-structures-and-algorithms) - Paul W. Bible, Lucas Moser (PDF)
 * [Annotated Algorithms in Python: Applications in Physics, Biology, and Finance](https://github.com/mdipierro/nlib) - Massimo Di Pierro
 * [Binary Trees](http://cslibrary.stanford.edu/110/BinaryTrees.pdf) - Nick Parlante (PDF)
 * [Data Structures](https://adityacse.weebly.com/uploads/2/4/0/7/24078687/data-structures.pdf) - Aditya CSE (PDF)
 * [Data Structures](https://en.wikibooks.org/wiki/Data_Structures) - Wikibooks
 * [Data Structures and Algorithm Analysis in C++](https://people.cs.vt.edu/~shaffer/Book/C++3elatest.pdf) - Clifford A. Shaffer (PDF)
 * [Data Structures and Algorithm Analysis in Java](https://people.cs.vt.edu/~shaffer/Book/JAVA3elatest.pdf) - Clifford A. Shaffer (PDF)
 * [Data Structures and Algorithms: Annotated Reference with Examples](https://web.archive.org/web/20170715160229/http://dotnetslackers.com/Community/files/folders/data-structures-and-algorithms/entry30283.aspx) - G. Barnett, L. Del Tongo *( :card_file_box: archived)*
 * [Data Structures Succinctly Part 1, Syncfusion](https://www.syncfusion.com/resources/techportal/ebooks/datastructurespart1) - Robert Horvick
 * [Data Structures Succinctly Part 2, Syncfusion](https://www.syncfusion.com/resources/techportal/ebooks/datastructurespart2) - Robert Horvick
 * [Elementary Algorithms](https://github.com/liuxinyu95/AlgoXY) - Larry Liu Xinyu (PDF)
-* [Essential Algorithms](https://www.programming-books.io/essential/algorithms/) - Krzysztof Kowalczyk and Stack Overflow Documentation project (HTML)
+* [Essential Algorithms](https://www.programming-books.io/essential/algorithms/) - Krzysztof Kowalczyk and  Stack Overflow Documentation project (HTML)
 * [Foundations of Computer Science](http://infolab.stanford.edu/~ullman/focs.html) - Al Aho, Jeff Ullman
 * [Learning Algorithm](https://riptutorial.com/Download/algorithm.pdf) - Compiled from StackOverflow documentation (PDF) (CC BY-SA)
 * [Lectures Notes on Algorithm Analysis and Computational Complexity (Fourth Edition)](https://ianparberry.com/books/free/license.html) - Ian Parberry (use form at bottom of license)
@@ -128,11 +124,11 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Linked List Problems](http://cslibrary.stanford.edu/105/LinkedListProblems.pdf) - Nick Parlante (PDF)
 * [Matters Computational: Ideas, Algorithms, Source Code](https://www.jjj.de/fxt/fxtbook.pdf) - Jörg Arndt (PDF)
 * [Open Data Structures: An Introduction](https://opendatastructures.org) - Pat Morin
-* [Planning Algorithms](http://lavalle.pl/planning/) - Steven M. LaValle
+* [Planning Algorithms](http://lavalle.pl/planning/) -  Steven M. LaValle
 * [Problems on Algorithms (Second Edition)](https://ianparberry.com/books/free/license.html) - Ian Parberry (use form at bottom of license)
-* [Purely Functional Data Structures](https://www.cs.cmu.edu/~rwh/students/okasaki.pdf) - Chris Okasaki (PDF)
+* [Purely Functional Data Structures (1996)](https://web.archive.org/web/20210917054102/http://www.cs.cmu.edu/~rwh/theses/okasaki.pdf) - Chris Okasaki (PDF) *( :card_file_box: archived)*
 * [Sequential and parallel sorting algorithms](https://www.inf.hs-flensburg.de/lang/algorithmen/sortieren/algoen.htm) - Hans Werner Lang (HTML)
-* [Text Algorithms](http://igm.univ-mlv.fr/~mac/REC/text-algorithms.pdf) - Maxime Crochemore, Wojciech Rytter (PDF)
+* [Text Algorithms](https://igm.univ-mlv.fr/~mac/REC/text-algorithms.pdf) -  Maxime Crochemore, Wojciech Rytter (PDF)
 * [The Algorithm Design Manual](https://www8.cs.umu.se/kurser/TDBAfl/VT06/algorithms/BOOK/BOOK/BOOK.HTM) - Steven S. Skiena (HTML)
 * [The Algorithms](https://the-algorithms.com)
 * [The Design of Approximation Algorithms](https://www.designofapproxalgs.com/book.pdf) - David P. Williamson, David B. Shmoys (PDF)
@@ -152,7 +148,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Clever Algorithms Nature-Inspired Programming Recipes](https://bjpcjp.github.io/pdfs/ruby/Clever-Algorithms.pdf) - Jason Brownlee (PDF) (CC BY-NC-SA)
 * [Generative AI in Higher Education: The ChatGPT Effect](https://www.taylorfrancis.com/books/oa-mono/10.4324/9781003459026/generative-ai-higher-education-cecilia-ka-yuk-chan-tom-colloton) - Cecilia Ka Yuk Chan, Tom Colloton (PDF) (CC BY)
 * [Getting Started with Artificial Intelligence , 2nd Edition](https://www.ibm.com/downloads/cas/OJ6WX73V) - Tom Markiewicz, Josh Zheng (PDF)
-* [Graph Representational Learning Book](https://www.cs.mcgill.ca/~wlh/grl_book/) - William L. Hamilton (PDF)
+* [Graph Representational Learning Book](https://www.cs.mcgill.ca/~wlh/grl_book/) - William L. Hamilton
 * [How Transformer LLMs Work](https://www.deeplearning.ai/short-courses/how-transformer-llms-work/) - Jay Alammar, Maarten Grootendorst (DeepLearning.AI)
 * [Hugging Face LLM Course](https://huggingface.co/learn/llm-course/en/chapter1/1) (HTML)
 * [Introduction to Autonomous Robots](https://github.com/correll/Introduction-to-Autonomous-Robots/releases) - Nikolaus Correll (PDF) (CC BY-NC-ND)
@@ -160,7 +156,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Machine Learning For Dummies®, IBM Limited Edition](https://www.ibm.com/downloads/cas/GB8ZMQZ3) - Daniel Kirsch, Judith Hurwitz (PDF)
 * [Mastering Generative AI and Prompt Engineering: A Practical Guide for Data Scientists](https://datasciencehorizons.com/pub/Mastering_Generative_AI_Prompt_Engineering_Data_Science_Horizons_v2.pdf) - Data Science Horizons (PDF)
 * [On the Path to AI: Law’s prophecies and the conceptual foundations of the machine learning age](https://link.springer.com/book/10.1007/978-3-030-43582-0) - Thomas D. Grant, Damon J. Wischik (PDF, EPUB)
-* [Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp](https://github.com/norvig/paip-lisp) - Peter Norvig (Git repo)
+* [Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp](https://github.com/norvig/paip-lisp) - Peter Norvig
 * [Probabilistic Programming & Bayesian Methods for Hackers](https://camdavidsonpilon.github.io/Probabilistic-Programming-and-Bayesian-Methods-for-Hackers/) - Cam Davidson-Pilon (HTML, Jupyter Notebook)
 * [Stanford CS224N: Natural Language Processing with Deep Learning](https://www.youtube.com/playlist?list=PLoROMvodv4rOSH4v6133s9LFPRHjEmbmJ) - Christopher Manning (Stanford Online)
 * [The History of Artificial Intelligence](https://courses.cs.washington.edu/courses/csep590/06au/projects/history-ai.pdf) - Chris Smith, Brian McGuire, Ting Huang, Gary Yang (PDF)
@@ -185,7 +181,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 ### Cellular Automata
-* [A New Kind of Science](https://www.wolframscience.com/nksonline/toc.html) - Stephen Wolfram (HTML)
+* [A New Kind of Science](https://www.wolframscience.com/nksonline/toc.html) - Stephen Wolfram
 * [An Introduction to Cellular Automata](https://ia801004.us.archive.org/26/items/viviencellularautomata/vivien%20cellular%20automata.pdf) - Hélène Vivien (PDF)
 * [Cellular Automata Machines](https://people.csail.mit.edu/nhm/cam-book.pdf) - Norman Margolus, Tommaso Toffoli (PDF)
 * [Introduction to the Modeling and Analysis of Complex Systems](https://milneopentextbooks.org/introduction-to-the-modeling-and-analysis-of-complex-systems/) - Hiroki Sayama (PDF) (CC BY-NC-SA)
@@ -263,7 +259,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 ### Computer Vision
-* [Computer Vision](https://homepages.inf.ed.ac.uk/rbf/BOOKS/BANDB/bandb.htm) - Dana Ballard, Chris Brown (PDF)
+* [Computer Vision](https://homepages.inf.ed.ac.uk/rbf/BOOKS/BANDB/bandb.htm) - Dana Ballard, Chris Brown
 * [Computer Vision: Algorithms and Applications](https://szeliski.org/Book/) - Richard Szeliski
 * [Computer Vision: Foundations and Applications](http://vision.stanford.edu/teaching/cs131_fall1718/files/cs131-class-notes.pdf) - Ranjay Krishna (PDF)
 * [Computer Vision: Models, Learning, and Inference](http://www.computervisionmodels.com) - Simon J.D. Prince
@@ -303,7 +299,6 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Introduction to Data Science in Python](https://www.coursera.org/learn/python-data-analysis) - Christopher Brooks (University of Michigan) (Coursera)
 * [Julia Data Science](https://juliadatascience.io) - Jose Storopoli, Rik Huijzer, Lazaro Alonso (HTML) (CC BY-NC-SA 4.0)
 * [Mining of Massive Datasets](http://infolab.stanford.edu/~ullman/mmds/book.pdf) - Jure Leskovec, Anand Rajaraman, Jeffrey D. Ullman (PDF)
 * [Principles of Data Science](https://openstax.org/details/books/principles-data-science) - OpenStax (HTML, PDF) Shaun V. Ault (CC BY-NC-SA 4.0)
 * [Probability and Statistics with Examples using R](https://www.isibang.ac.in/~athreya/psweur/index.html#usage) - Siva Athreya, Deepayan Sarkar, Steve Tanner (HTML) *( :construction: *in process*)*
 * [Python for Data Science – Hands-on Projects](https://www.youtube.com/watch?v=vaMMLLf0wLM) - LunarTech (freeCodeCamp) (YouTube)
 * [School of Data Handbook](https://schoolofdata.org/handbook/)
@@ -391,22 +386,21 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 > :information_source: See also &#8230; [Emacs Lisp](free-programming-books-langs.md#emacs-lisp), [Regular Expressions](#regular-expressions)
-* [A Byte of Vim](https://vim.swaroopch.com) - Swaroop Chitlur, Nofrak, Fuzzymonk, Karmadude, Yesyo, Hbvit7, Leochingkwake (PDF) (CC BY-SA)
+* [A Byte of Vim](https://www.swaroopch.com/notes/vim/) - Swaroop (PDF)
-* [GNU Emacs Manual](https://www.gnu.org/software/emacs/manual/emacs.html) - Free Software Foundation Inc. (HTML, PDF) (GFDL)
+* [GNU Emacs Manual](https://www.gnu.org/software/emacs/manual/emacs.html) - Free Software Foundation Inc. (HTML, PDF)
-* [Learn Neovim](https://ofirgall.github.io/learn-nvim/chapters/00-why-should-i-learn.html) - Ofir Gal (HTML, PDF)
+* [Learn Neovim](https://ofirgall.github.io/learn-nvim/chapters/00-why-should-i-learn.html) - Ofir Gal (online, PDF)
-* [Learn Vim (the Smart Way)](https://github.com/iggredible/Learn-Vim) - Igor Irianto (HTML) (CC BY-NC-SA)
+* [Learn Vim (the Smart Way)](https://github.com/iggredible/Learn-Vim) - Igor Irianto (HTML) *( :construction: in process)*
-* [Learn Vim For the Last Time](https://danielmiessler.com/study/vim/) - Daniel Miessler (HTML)
+* [Learn Vim For the Last Time](https://danielmiessler.com/study/vim/) - Daniel Miessler
-* [Learn Vim Progressively](https://yannesposito.com/Scratch/en/blog/Learn-Vim-Progressively/) - Yann Esposito (HTML)
+* [Learn Vim Progressively](https://yannesposito.com/Scratch/en/blog/Learn-Vim-Progressively/) - Yann Esposito
-* [Learn Vimscript the Hard Way](https://learnvimscriptthehardway.stevelosh.com) - Steve Losh (HTML)
+* [Learn Vimscript the Hard Way](https://learnvimscriptthehardway.stevelosh.com) - Steve Losh
-* [The Craft of Text Editing or Emacs for the Modern World](https://www.finseth.com/craft/) - Craig A. Finseth (HTML, PDF, ePUB, Kindle, PostScript, LaTeX)
+* [The Craft of Text Editing or A Cookbook for an Emacs](https://www.finseth.com/craft/) - Craig A. Finseth (HTML, PDF, ePUB, Kindle, PostScript, LaTeX)
 * [Vi Improved -- Vim](https://www.truth.sk/vim/vimbook-OPL.pdf) - Steve Oualline (PDF)
-* [VIM-GALORE - All things Vim!](https://github.com/mhinz/vim-galore#readme) - Marco Hinz (HTML) (CC BY-SA)
+* [VIM-GALORE - All things Vim!](https://github.com/mhinz/vim-galore#readme) - Marco Hinz (HTML)
 * [Vim Recipes](https://web.archive.org/web/20130302172911/http://vim.runpaint.org/vim-recipes.pdf) - Run Paint Run Run, Run Paint Press (PDF) *( :card_file_box: archived)*
-* [Vim Reference Guide](https://learnbyexample.github.io/vim_reference/) - Sundeep Agarwal (HTML) (CC BY-NC-SA)
+* [Vim Reference Guide](https://learnbyexample.github.io/vim_reference/) - Sundeep Agarwal
 * [Vim Regular Expressions 101](https://vimregex.com) - Oleg Raisky
 * [Visual Studio .NET Tips and Tricks](https://www.infoq.com/minibooks/vsnettt) - Minh T. Nguyen (PDF)
-* [Visual Studio 2019 Succinctly](https://www.syncfusion.com/ebooks/visual-studio-2019-succinctly) - Alessandro Del Sole (HTML, PDF)
+* [Visual Studio 2019 Succinctly](https://www.syncfusion.com/ebooks/visual-studio-2019-succinctly) - Alessandro Del Sole (online, PDF)
 * [Visual Studio Code - The Essentials](https://microsoft.github.io/vscode-essentials/en/) - Yohan Lasorsa, Christopher Maneu (HTML) (CC BY-SA) *( :construction: in process)*
 ### Information Retrieval
@@ -844,9 +838,9 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Introduction to Computer Science](https://www.cse.iitd.ernet.in/~suban/CSL102/) - Subhashis Banerjee, IIT Delhi
 * [Introduction to Computing](https://www.computingbook.org) - David Evans
 * [Principled Programming / Introduction to Coding in Any Imperative Language](https://www.cs.cornell.edu/info/people/tt/Principled_Programming.html) - Tim Teitelbaum
-* [Programming and Programming Languages](https://papl.cs.brown.edu/2019/) - Shriram Krishnamurthi (PDF)
+* [Programming and Programming Languages](https://papl.cs.brown.edu/2019/) - Shriram Krishnamurthi
-* [Programming Languages: Application and Interpretation (2nd Edition)](https://cs.brown.edu/~sk/Publications/Books/ProgLangs/) - Shriram Krishnamurthi (HTML, PDF)
+* [Programming Languages: Application and Interpretation (2nd Edition)](https://cs.brown.edu/~sk/Publications/Books/ProgLangs/) - Shriram Krishnamurthi
-* [Programming Languages: Application and Interpretation (3rd Edition)](https://www.plai.org/3/5/plai-v325.pdf) - Shiriram Krishnamurthi (PDF) (CC BY-NC-SA)
+* [Programming Languages: Application and Interpretation (3rd Edition)](https://www.plai.org/3/5/plai-v325.pdf) - Shiriram Krishnamurthi (PDF)
 * [Structure and Interpretation of Computer Programs](https://web.mit.edu/6.001/6.037/sicp.pdf) - Harold Abelson, Gerald Jay Sussman, Julie Sussman (PDF) (CC BY-SA)
 * [Structure and Interpretation of Computer Programs](https://sarabander.github.io/sicp/html/index.xhtml) - Harold Abelson, Gerald Jay Sussman, Julie Sussman (HTML) (CC BY-SA)
 * [The Black Art of Programming](http://self.gutenberg.org/wplbn0002828847-the-black-art-of-programming-by-mcilroy-mark.aspx?) - Mark McIlroy
@@ -664,6 +664,7 @@
 * [Numpy 1.16 中文文档](http://www.osgeo.cn/numpy/) (Online)
 * [Python 3 文档(简体中文) 3.2.2 documentation](http://docspy3zh.readthedocs.org/en/latest/)
 * [Python 3.8.0a3中文文档](http://www.osgeo.cn/cpython/) (Online) *(目前在线最全的中文文档了)*
 * [Python 中文学习大本营](http://www.pythondoc.com)
 * [Python 最佳实践指南](https://pythonguidecn.readthedocs.io/zh/latest/)
 * [Python Cookbook第三版](http://python3-cookbook.readthedocs.io/zh_CN/latest/) - David Beazley、Brian K.Jones、熊能(翻译)
 * [Python教程 - 廖雪峰的官方网站](https://www.liaoxuefeng.com/wiki/1016959663602400)
@@ -47,11 +47,9 @@
 ### <a id="csharp"></a>C\#
 * [Beginning C# with Unity](https://www.youtube.com/playlist?list=PLFgjYYTq6xyhtVK6VzLiFe3pmBu-XSNlX) - Brian Douglas Moakley, VegetarianZombie (screencast)
-* [Coding After Work](https://poddtoppen.se/podcast/1076724955/coding-after-work-podcast) - Jessica Engström, Jimmy Engström (podcast)
+* [General .NET videos](https://www.youtube.com/playlist?list=PLUOequmGnXxPjam--7GAls6Tb1fSmL9mL) - Nick Chapsas(screencast)
 * [General .NET videos](https://www.youtube.com/playlist?list=PLUOequmGnXxPjam--7GAls6Tb1fSmL9mL) - Nick Chapsas (screencast)
 * [How to program in C# - Beginner Course \| Brackeys](https://www.youtube.com/playlist?list=PLPV2KyIb3jR6ZkG8gZwJYSjnXxmfPAl51) - Asbjørn Thirslund (screencast)
 * [Keep Coding Podcast](https://www.youtube.com/playlist?list=PL3bCPMOBNeGwG1fkIs6FCF7_jpeVgQLS0) - Nick Chapsas (podcast)
 * [NET Rocks!](https://dotnetrocks.com) - Carl Franklin, Richard Campbell (podcast)
 ### <a id="cpp"></a>C++
@@ -10,7 +10,6 @@
 * [Chwila Dla Admina](https://www.youtube.com/playlist?list=PLdHokABybL4nu6h5C3ig4XSG2Ni6XeED0) - Artur Molendowski (podcast)
 * [Dev Env](https://devenv.pl/podcast/) - Adrian Piętka, Bartłomiej Michalski, Mateusz Konieczny (podcast)
 * [DevTalk](https://devstyle.pl/category/podcast) - Maciej Aniserowicz (podcast)
 * [Patoarchitekci](https://patoarchitekci.io) - Łukasz Kałużny, Szymon Warda (podcast)
 * [Piątki po deployu](https://www.youtube.com/playlist?list=PLLewE5KdsaqWFXAcVN1F4MUCuJxyt5I5E) - Mateusz Anioła, Miłosz Kusiciel (podcast)
 * [Porozmawiajmy o IT](https://porozmawiajmyoit.pl) - Krzysztof Kempiński (podcast)
 * [Przeprogramowani](https://przeprogramowani.pl/podcast) - Przemek Smyrdek, Marcin Czarkowski (podcast)
@@ -10,10 +10,8 @@
 * [Asdf](https://asdf.pizza) - Therése Komstadius, Anton Gunnarsson (podcast)
 * [Developers – mer än bara kod](https://www.developerspodcast.com) - Madeleine Schönemann, Sofia Larsson, Gustav Hallberg (podcast)
 * [IT-säkerhetspodden](https://www.itsakerhetspodden.se) - Mattias Jadesköld, Erik Zalitis (podcast)
-* [Kodsnack](https://kodsnack.se) (podcast)
+* [Kodsnack](http://kodsnack.se) (podcast)
 * [Kompilator](https://kompilator.se) (podcast)
 * [Let's tech-podden](https://letstech.libsyn.com) - Henrik Enström (podcast)
 * [Modermodemet](https://modermodemet.se) (podcast)
 * [Spelskaparna](https://spelskaparna.com) - Olle Landin (podcast)
 * [Still in beta](http://stillinbeta.se) (podcast)
 * [Under utveckling](https://underutveckling.libsyn.com) (podcast)
@@ -759,7 +759,6 @@
 * [Docker Tutorial for Beginners \| Full Course \[2021\]](https://www.youtube.com/watch?v=p28piYY_wv8) - Amigoscode
 * [Docker Tutorial Videos \| DevOps Tool](https://www.youtube.com/playlist?list=PL9ooVrP1hQOHUKuqGuiWLQoJ-LD25KxI5) - edureka!
 * [IIEC RISE 1.0 Docker](https://www.youtube.com/playlist?list=PLAi9X1uG6jZ30QGz7FZ55A27jPeY8EwkE)
 * [Learn Docker [Full Course]](https://www.boot.dev/courses/learn-docker) - Lane Wagner
 ### Elastic
@@ -798,7 +797,6 @@
 * [Fortran Programming Tutorials (Revised)](https://youtube.com/playlist?list=PLNmACol6lYY5_S8I4K29V2oI95nOCzQU8) - Fluidic Colours
 * [Fortran Tutorial](https://www.youtube.com/watch?v=__2UgFNYgf8) - Derek Banas
 * [Fortran Tutorial](https://www.youtube.com/playlist?list=PLlN_VAm6znTLUlWobSsMPjgiIgcPnVkQp) - Any Learn Nepal
 * [FORTRAN Tutorials Series for Beginners](https://www.youtube.com/playlist?list=PLEUWOGLuqAyW03voorKM06F2_QF8TlcNu) - Rameshwar Ingalkar
 * [Fortran Video Tutorials](https://www.youtube.com/playlist?list=PLvkU6i2iQ2fprrVmmkNP_V36mh0BMnS5L) - Cyprien Rusu
@@ -882,7 +880,6 @@
 * [Graph Theory](https://www.youtube.com/playlist?list=PLztBpqftvzxXBhbYxoaZJmnZF6AUQr1mH) - Wrath of Math
 * [Graph Theory](https://nptel.ac.in/courses/111106102) - Prof. Soumen Maity (NPTEL)
 * [Graph Theory - DM](https://www.youtube.com/playlist?list=PLYrahs7hsYIQiSNxTfZndQz7jWPXsA1ur) - SCCI Labs IIT Ropar
 * [Graph Theory part-1](https://www.youtube.com/playlist?list=PLGxuz-nmYlQOiIOriTXMEoGoybUC3Jmrn) - Sarada Herke
 * [Graph Theory Playlist](https://www.youtube.com/playlist?list=PLDV1Zeh2NRsDGO4--qE8yH72HFL1Km93P) - WilliamFiset
@@ -1041,7 +1038,6 @@
 ### JavaScript
 * [30 Days, 30 JavaScript Projects For Beginners to Practice](https://youtube.com/playlist?list=PLjwm_8O3suyOgDS_Z8AWbbq3zpCmR-WE9&si=fofo8k2c5sjQPOKq) - GreatStack
 * [30 Days of JavaScript](https://leetcode.com/studyplan/30-days-of-javascript/) - LeetCode
 * [Asynchronous Programming: The End of The Loop](https://egghead.io/courses/asynchronous-programming-the-end-of-the-loop) - Jafar Husain
 * [Beginner's Series to: JavaScript](https://www.youtube.com/playlist?list=PLlrxD0HtieHhW0NCG7M536uHGOtJ95Ut2) - Microsoft Developer
 * [Bento JavaScript Learning Track](https://bento.io/topic/javascript) (Bento)
@@ -1534,7 +1530,6 @@
 ### Perl
 * [Perl Programming Course for Beginners](https://www.youtube.com/watch?v=_DFa26ep-h4) - freeCodeCamp
 * [Perl Scripting Tutorial Videos](https://www.youtube.com/playlist?list=PL9ooVrP1hQOH9R0GR6yFteE4XWbsYNLga) - Edureka!
 * [Perl Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWpqRBcStwV0NwMA3nXMh5GC) - The Bad Tutorials
 * [Perl Tutorial: Basics to Advanced](https://www.youtube.com/playlist?list=PL1h5a0eaDD3rTG1U7w9wmff6ZAKDN3b16) - VLSI Academy
@@ -1623,7 +1618,6 @@
 * [Python Course](https://www.python-course.eu)
 * [Python Course from scratch](https://scrimba.com/playlist/pNpZMAB) - Olaf Paulson (scrimba)
 * [Python Data Analysis](https://www.coursera.org/learn/python-analysis) - Scott Rixner, Joe Warren (Coursera)
 * [Python Essentials 1](https://www.netacad.com/courses/python-essentials-1?courseLang=en-US) - Cisco Networking Acadamy
 * [Python Essentials 1](https://edube.org/study/pe1) (Edube Interactive)
 * [Python for Beginners](https://alison.com/course/python-for-beginners) - Merul Dhiman (Alison)
 * [Python for Beginners](https://opencv.org/university/python-for-beginners/) - OpenCV University
@@ -1781,7 +1775,6 @@
 * [Learn Spark](https://www.udacity.com/course/learn-spark-at-udacity--ud2002) - David Drummond, Judit Lantos (Udacity)
 * [PySpark - Zero to Hero \| PySpark Tutorial 2025 \| Spark Tutorial 2025 \| Learn from Basics to Advanced Performance Optimization](https://www.youtube.com/playlist?list=PL2IsFZBGM_IHCl9zhRVC1EXTomkEp_1zm) - Ease With Data
 * [PySpark Tutorial - Full Course](https://www.youtube.com/watch?v=_C8kWso4ne4) - freeCodeCamp.org
 * [Spark Tutorial \| Spark Tutorial for Beginners \| Apache Spark Full Course - Learn Apache Spark 2020](https://www.youtube.com/watch?v=zC9cnh8rJd0) - Great Learning
@@ -113,15 +113,13 @@
 * [Data Structure Programs \| Hindi](https://www.youtube.com/playlist?list=PLsFNQxKNzefJU-Sj__mljvrmJHZVKWbEm) - Saurabh Shukla
 * [Data Structure using Java](https://www.youtube.com/playlist?list=PLH9iLcrNpXtQYQiudzpZpGw0mptHc06Su) - ForMyScholars
 * [Data Structures by Nargish Gupta](https://www.youtube.com/playlist?list=PLPzfPcir5uPQ6LrB421cvMvcF3EcsGrr5) - NG Tutorials
 * [Data Structures using C](https://www.youtube.com/playlist?list=PLf0LpPWikpPfA_vez2NndnYuQy6WkpTzc) - DataFlair
 * [DSA-One Course- The Complete Data Structure and Algorithms Course](https://www.youtube.com/playlist?list=PLUcsbZa0qzu3yNzzAxgvSgRobdUUJvz7p) - Anuj Bhaiya
 * [Functions and Arrays - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiHOV7lm2uSw4ZiVsIRsGS6r) - Pepcoding
 * [Generic Trees - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiEmjuIVDrwR9h5i9TT2CEU_) - Pepcoding
 * [Graph Data Structure & Algorithms Full Course In Hindi](https://www.youtube.com/playlist?list=PLzjZaW71kMwSrxEtvK5uQnfNQ9UjGGzA-) - Hello World
 * [Graphs - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiHfqDcLZMcO9SsUDY4S3a-v) - Pepcoding
 * [Graphs - Level 2](https://www.youtube.com/playlist?list=PL-Jc9J83PIiEuHrjpZ9m94Nag4fwAvtPQ) - Pepcoding
-* [Heap Playlist Interview Questions Coding Tutorials Data Structures](https://www.youtube.com/playlist?list=PL_z_8CaSLPWdtY9W22VjnPxG30CXNZpI9) - Aditya Verma 
+* [Heap Playlist Interview Questions Coding Tutorials Data Structures](https://youtube.com/playlist?list=PL_z_8CaSLPWdtY9W22VjnPxG30CXNZpI9) - Aditya Verma 
 * [Java + Data Structures + Algorithms](https://www.youtube.com/playlist?list=PLKKfKV1b9e8ps6dD3QA5KFfHdiWj9cB1s) - Apni Kaksha
 * [Java + DSA](https://www.youtube.com/playlist?list=PLfqMhTWNBTe3LtFWcvwpqTkUSlB32kJop) - Apna College
 * [Linked List - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiF5VZmktfqW6WVU1pxBF6l_) - Pepcoding
 * [Recursion & Backtracking - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiFxaBahjslhBD1LiJAV7nKs) - Pepcoding
@@ -153,20 +151,20 @@
 * [The complete Android Application Development Course in Hindi/Urdu](https://www.youtube.com/playlist?list=PLtCBuHKmdxOe8IWZnA515lGPKaWx5WNOE) - Fahad Hussain
-### Angular 
+### Angular 
 * [Angular 12 - 13 tutorial in Hindi](https://www.youtube.com/playlist?list=PL8p2I9GklV45--5t7_N4lveUI6Y31vQ6C) - Code Step By Step
 * [Angular 13 Tutorial in Hindi](https://www.youtube.com/playlist?list=PL_qizAfcpJ-N2mRgfQxnDgsv20daqwlfN) - Sahosoft Solutions
 * [Angular 6/7/8 Series (In Hindi)](https://www.youtube.com/playlist?list=PLLhsXdvz0qjL1HVD2jAtlvoDmS5qj0OvA) - UX Trendz
-* [Angular In Depth](https://www.youtube.com/playlist?list=PLqLR2H326bY4GoOaaxVYwdbNl9dvyWKvU) - Computer Baba
+* [Angular In Depth](https://youtube.com/playlist?list=PLqLR2H326bY4GoOaaxVYwdbNl9dvyWKvU) - Computer Baba
-* [Learn Angular in one video (Hindi)](https://www.youtube.com/watch?v=0LhBvp8qpro&list=PLu0W_9lII9ahKZ42vg2w9ERPmShYbYAB7&index=21) - Code With Harry
+* [Learn Angular in one video (Hindi)](https://www.youtube.com/watch?v=0LhBvp8qpro&list=PLu0W_9lII9ahKZ42vg2w9ERPmShYbYAB7&index=21) - Code With Harry 
 ### Arduino
 * [Arduino Programming In Hindi (Full Playlist)](https://www.youtube.com/watch?v=KOa1aVijhao) - SBS online classes
 * [Arduino Programming Series (हिंदी में)](https://www.youtube.com/playlist?list=PLV3C-t_tgjGFyXP_-AF37AoIuxM9jzELM) - Engineers & Electronics
-* [Arduino project in hindi](https://www.youtube.com/playlist?list=PLLpp1gWWec-Fj93mz9kfflp_ovplKCpR4) - Praveen Innovation Lab
+* [Arduino project in hindi](https://www.youtube.com/playlist?list=PLLpp1gWWec-Fj93mz9kfflp_ovplKCpR4) -  Praveen Innovation Lab
 * [Complete Arduino Tutorial Learn Arduino Programming in Hindi](https://www.youtube.com/playlist?list=PLg2KtP8cgLjzNu5G2bQQLxFeBiqk8IO0s) - Techtalks With Vivek
 * [Learn Arduino in Hindi](https://www.youtube.com/playlist?list=PLVl__93X7ZlxnDtEY1_ibH-fECYEAKAQC) - TEKNOISTIX
@@ -175,7 +173,6 @@
 * [Artificial Intelligence (Complete Playlist)](https://www.youtube.com/playlist?list=PLxCzCOWd7aiHGhOHV-nwb0HR5US5GFKFI) - Gate Smashers
 * [Artificial Intelligence Lectures Hindi](https://www.youtube.com/playlist?list=PLV8vIYTIdSnYsdt0Dh9KkD9WFEi7nVgbe) - Easy Engineering Classes
 * [Complete Basics of AI in One Shot](https://www.youtube.com/watch?v=D1eL1EnxXXQ) - Apna College
 * [Generative AI Series - Showcasing Generative AI By Building Projects](https://www.youtube.com/playlist?list=PLu0W_9lII9aiS4rUVp2jXwIvCruo27sG6) - CodeWithHarry
 * [Generative AI using LangChain](https://www.youtube.com/playlist?list=PLKnIA16_RmvaTbihpo4MtzVm4XOQa0ER0) - CampusX
 * [LangChain](https://www.youtube.com/playlist?list=PLTDARY42LDV6flFgQLJCcVSXXa58mZ9Ty) - Krish Naik Hindi
@@ -228,9 +225,9 @@
 ### <a id="csharp"></a>C\#
-* [Basic C# Programming Tutorials](https://www.youtube.com/playlist?list=PLCqWuVe6WFLLmMTO44hpYKnptJ6765skH) - Sunny Games & Technology
+* [Basic C# Programming Tutorials](https://www.youtube.com/playlist?list=PLCqWuVe6WFLLmMTO44hpYKnptJ6765skH) -  Sunny Games & Technology
 * [C# Programming Complete in Hindi By Arvind](https://www.youtube.com/playlist?list=PLOd2apPiwn-Z8GJiZs5HYb7HoiVvTV9H7) - Sarkar Study Waves Education
-* [C# Programming language (Console Applications)](https://www.youtube.com/playlist?list=PLX07l0qxoHFLZftsVKyj3k9kfMca2uaPR) - Learning Never Ends
+* [C# Programming language (Console Applications)](https://www.youtube.com/playlist?list=PLX07l0qxoHFLZftsVKyj3k9kfMca2uaPR) - Learning Never Ends 
 * [C# Tutorial In Hindi](https://www.youtube.com/watch?v=SuLiu5AK9Ps) - CodeWithHarry
 * [C# Tutorial in Hindi for Beginners](https://www.youtube.com/playlist?list=PLV8vIYTIdSnYTYr0bmIbfzYii0YQSPocB) - Easy Engineering Classes
@@ -323,7 +320,7 @@
 * [Data Analyst Course - Beginner's to Advance (हिंदी में) - Full Playlist](https://www.youtube.com/playlist?list=PLxzTa0VPR9ryvGSuCm4RS8aeAvOLXz9XM) - IHHPET: Industries Helping Hands Dot Com
 * [Data Science Course 2023](https://www.youtube.com/playlist?list=PLfP3JxW-T70HvifebGl3d5d5jzI1Kp0i8) - Indian AI Production
-* [Python Data Science and Big Data Tutorials In Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9agK8pojo23OHiNz3Jm6VQCH) - CodeWithHarry
+* [Python Data Science and Big Data Tutorials In Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9agK8pojo23OHiNz3Jm6VQCH) - CodeWithHarry 
 ### Databases
@@ -332,7 +329,7 @@
 * [Database Management System (DBMS)](https://www.youtube.com/playlist?list=PLrjkTql3jnm-CLxHftqLgkrZbM8fUt0vn) - Education 4u
 * [Database Management System (DBMS) in Hindi](https://www.youtube.com/playlist?list=PLAOnhLRjMTMDigfUzaAAQo7lbfScPFtHs) - Jitendra Ajmedha
 * [DBMS (Database Management System) Complete Playlist](https://www.youtube.com/playlist?list=PLxCzCOWd7aiFAN6I8CuViBuCdJgiOkT2Y) - Gate Smashers
-* [DBMS Lectures in Hindi](https://www.youtube.com/playlist?list=PL0s3O6GgLL5dg3bZhTicr5zUITPAlZNjj) - Last moment tuitions
+* [DBMS Lectures in Hindi](https://www.youtube.com/playlist?list=PL0s3O6GgLL5dg3bZhTicr5zUITPAlZNjj) - Last moment tuitions 
 * [DBMS Placements Series 2022](https://www.youtube.com/playlist?list=PLDzeHZWIZsTpukecmA2p5rhHM14bl2dHU) - CodeHelp - by Babbar
 * [MongoDB Tutorial Course for Beginners to Advanced in Hindi / Urdu](https://www.youtube.com/playlist?list=PL0b6OzIxLPbysebQ-yBd7ZHYGPMuFvvyD) - Yahu Baba
 * [SQL Tutorial in Hindi](https://www.youtube.com/playlist?list=PLdOKnrf8EcP17p05q13WXbHO5Z_JfXNpw) - Rishabh Mishra
@@ -395,7 +392,7 @@
 * [Git & GitHub Tutorial in Hindi](https://www.youtube.com/watch?v=NR_A2gCxaLE) - Edureka! Hindi
 * [Git and Github \| Complete हिंदी में (With Examples)](https://www.youtube.com/watch?v=zGq7T9gZH2k) - Knowledge Gate
 * [Git Complete Tutorials for Beginners in Hindi (A to Z)](https://www.youtube.com/playlist?list=PLjVLYmrlmjGdIVmcu5nfgE68jANQetnOX) - WsCube Tech
-* [Git Step-by-Step: Git Tutorials For Beginners - In Hindi ](https://www.youtube.com/playlist?list=PL6XT0grm_TfjgDZ_shvnNvxHu0SGeR2ge) - Gaurav Sharma
+* [Git Step-by-Step: Git Tutorials For Beginners  - In Hindi ](https://www.youtube.com/playlist?list=PL6XT0grm_TfjgDZ_shvnNvxHu0SGeR2ge) - Gaurav Sharma
 * [Github \| All about Git and GitHub](https://www.youtube.com/watch?v=77b2lVHHZqI) - Anuj Bhaiya
 * [GitHub Tutorial in Hindi](https://www.youtube.com/playlist?list=PLVdoaEL574VBxxcGQmTjxS-JoP5rKV8Wi) - Be A Programmar
 * [GitHub with Visual Studio (Hindi)](https://www.youtube.com/playlist?list=PLbGui_ZYuhigWA1mNWzwErSBIZvgOJbNc) - Rajesh Kumar, Geeky Shows
@@ -487,7 +484,7 @@
 * [Java Tutorials For Beginners In Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9agS67Uits0UnJyrYiXhDS6q) - CodeWithHarry
 * [Microservice Tutorial in Hindi 2023](https://www.youtube.com/playlist?list=PL0zysOflRCelb2Y4WOVckFC6B050BzV0D) - Learn Code With Durgesh
 * [Object Oriented Programming with Java](https://www.youtube.com/playlist?list=PL9gnSGHSqcno1G3XjUbwzXHL8_EttOuKk) - Kunal Kushwaha
-* [Spring Framework Tutorial with SpringBoot in Hindi Complete Course](https://www.youtube.com/playlist?list=PLiOIhBfKi8AIYNWEjYy1zZFe1N8GvPRHR) - CoderX Ankit
+* [Spring Framework Tutorial with SpringBoot  in Hindi Complete Course](https://www.youtube.com/playlist?list=PLiOIhBfKi8AIYNWEjYy1zZFe1N8GvPRHR) - CoderX Ankit
 ### Spring Boot
@@ -637,7 +634,7 @@
 * [Machine Learning](https://www.youtube.com/playlist?list=PLYwpaL_SFmcBhOEPwf5cFwqo5B-cP9G4P) - 5 Minutes Engineering
 * [Machine Learning Full Course](https://www.youtube.com/watch?v=IoZGSQ07e8g) - Bharani Akella, Great Learning
 * [Machine Learning in Hindi](https://www.youtube.com/playlist?list=PLPbgcxheSpE0aBsefANDYe2X_-tyJbBMr) - Codebasics Hindi
-* [Machine Learning Tutorial using Python in Hindi 2022](https://www.youtube.com/playlist?list=PLfP3JxW-T70Hh7j17_NLzjZ8CejSPx40V) - Indian AI Production
+* [Machine Learning Tutorial using Python in Hindi 2022](https://www.youtube.com/playlist?list=PLfP3JxW-T70Hh7j17_NLzjZ8CejSPx40V) - Indian AI Production 
 * [Machine Learning Tutorials For Beginners Using Python in Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9ai6fAMHp-acBmJONT7Y4BSG) - CodeWithHarry
@@ -648,7 +645,7 @@
 * [Discrete Mathematics Tutorials In Hindi | B.TECH- B.E.-UGC NET- GATE- LECTURES In Hindi](https://www.youtube.com/playlist?list=PLL8qj6F8dGlTX359q-PBBUFw3BrBvAxq3) - Deepak Garg
 * [Maths for CP](https://www.youtube.com/playlist?list=PL-Jc9J83PIiFs8E0EGeckM89cD8E6sFro) - Pepcoding
 * [Maths for Machine Learning](https://www.youtube.com/playlist?list=PLKnIA16_RmvbYFaaeLY28cWeqV-3vADST) - CampusX
-* [Statistics And Probability](https://www.youtube.com/playlist?list=PLU6SqdYcYsfLRq3tu-g_hvkHDcorrtcBK) - Gajendra Purohit
+* [Statistics And Probability](https://www.youtube.com/playlist?list=PLU6SqdYcYsfLRq3tu-g_hvkHDcorrtcBK) - Gajendra Purohit  
 ### Matlab
@@ -674,7 +671,7 @@
 ### Natural Language Processing
 * [Natural Language Processing](https://www.youtube.com/playlist?list=PLKnIA16_RmvZo7fp5kkIth6nRTeQQsjfX) - CampusX
-* [Natural Language Processing with Deep NLP from Zero to Hero](https://www.youtube.com/playlist?list=PLtCBuHKmdxOefxJhd6u8KY9vTN8G5D5yG) - Fahad Hussain
+* [Natural Language Processing with Deep NLP from Zero to Hero](https://www.youtube.com/playlist?list=PLtCBuHKmdxOefxJhd6u8KY9vTN8G5D5yG) - Fahad Hussain 
 * [NLP Tutorial Playlist Python](https://www.youtube.com/playlist?list=PLeo1K3hjS3uuvuAXhYjV2lMEShq2UYSwX) - Code Basics
 * [Playlist to Natural Language Processing [ Hindi ]](https://www.youtube.com/playlist?list=PLPIwNooIb9vimsumdWeKF3BRzs9tJ-_gy) - Perfect Computer Engineer
@@ -738,7 +735,7 @@
 * [Advance Python (Hindi)](https://www.youtube.com/playlist?list=PLbGui_ZYuhijd1hUF2VWiKt8FHNBa7kGb) - Rajesh Kumar, Geeky Shows
 * [Chai aur Python](https://www.youtube.com/playlist?list=PLu71SKxNbfoBsMugTFALhdLlZ5VOqCg2s) - Chai aur Code
 * [Class 12 Board \| Python \| Computer Science](https://www.youtube.com/playlist?list=PLKKfKV1b9e8oyESqu5mrGN-eDxHdNoi_j) - Apni Kaksha
-* [Complete Python Tutorial for Beginners to Advanced in Hindi](https://www.youtube.com/playlist?list=PLjVLYmrlmjGcQfNj_SLlLV4Ytf39f8BF7) - WsCube Tech
+* [Complete Python Tutorial for Beginners to Advanced in Hindi](https://www.youtube.com/playlist?list=PLjVLYmrlmjGcQfNj_SLlLV4Ytf39f8BF7) - WsCube Tech  
 * [Complete Python tutorial in Hindi](https://www.youtube.com/playlist?list=PLmRclvVt5DtmcLF3ywxKg692lhfD6SUOr) - codeitup
 * [Complete Python Tutorial in Hindi (2020)](https://www.youtube.com/playlist?list=PLwgFb6VsUj_lQTpQKDtLXKXElQychT_2j) - Harshit Vashisth
 * [Core Python (Hindi)](https://www.youtube.com/playlist?list=PLbGui_ZYuhigZkqrHbI_ZkPBrIr5Rsd5L) - Rajesh Kumar, Geeky Shows
@@ -872,3 +869,4 @@
 * [Wordpress Tutorial for Beginners \| Wordpress Tutorials in Hindi - The Complete Guide For Beginners](https://www.youtube.com/playlist?list=PLjVLYmrlmjGfC44WZSTvlsZFzxnQsysJb) - WsCube Tech
 * [Wordpress tutorials in hindi](https://www.youtube.com/playlist?list=PLlUrVpujUh3_PnBb1B-YOSP_oUqBL4gsh) - hindidevtuts
 * [WordPress Tutorials in Hindi](https://www.youtube.com/playlist?list=PLjpp5kBQLNTTEggPfaWMAL_yv7FYiBClc) - Tech Gun
@@ -115,7 +115,6 @@
 * [CSS Malayalam Tutorial Full Course](https://youtube.com/playlist?list=PL1JrLEBAapUVvE-oCkKD5QhGG8nb0hhZk) - Yes Tech Media
 * [CSS malayalam tutorial](https://youtube.com/playlist?list=PL4KwFGqvN4ntbMZdiSS0nFXo49KZCCcdw) - Debug Media
 * [HTML and CSS Malayalam Tutorial](https://www.youtube.com/playlist?list=PLPvjxHx5Kob1pE-M4p2x82xclElJFLFIC) - Wezlon
 * [html malayalam tutorial](https://youtube.com/playlist?list=PL4KwFGqvN4nupwUNXQs2Dn0za5a8ijVPH) - Debug Media
 * [HTML Tutorial Malayalam Full](https://youtube.com/playlist?list=PL1JrLEBAapUVyMVQp6SmpytH1HPeCiNPH) - Yes Tech Media
 * [Learn CSS by doing the projects](https://www.youtube.com/playlist?list=PLCOzHVsG8mkp3ZrXMzgLusYQpCdMbpLcj) - Web Diary
@@ -4,12 +4,7 @@
 * [Android](#android)
 * [Bash and Shell](#bash-and-shell)
 * [C](#c)
 * [C#](#csharp)
 * [C++](#cpp)
 * [Cloud Computing](#cloud-computing)
 * [Computer Organisation & Architecture](#computer-organisation--architecture)
 * [Cryptography & Network Security](#cryptography--network-security)
 * [Data Science](#data-science)
 * [Data Structures and Algorithms](#dsa)
 * [Express JS](#express-js)
 * [Flutter](#flutter)
@@ -45,31 +40,12 @@
 ### Bash and Shell
 * [Bash scripting in Tamil](https://youtube.com/playlist?list=PLgWpUXNR_WCeWiXmsYf5HUe7E4I29zTJr) - Payilagam
 * [Complete Bash Shell Scripting for beginners in Tamil \| Linux \| Redhat \| Bash \| Shell Scripting Tamil](https://www.youtube.com/watch?v=7vvigzYvapA) - Tamil Tut Era
 * [Linux Shell Scripting - Tamil](https://www.youtube.com/playlist?list=PLe61-EtQTlGsMT6fLm0ONaAycUuNK1TeF) - Skill Up With Stan
 ### C
 * [C Programming for Beginners in Tamil \| Complete Course \| code io - Tamil](https://www.youtube.com/watch?v=fmSnLiAv-zc) - code io - Tamil
 * [C Programming in Tamil](https://www.youtube.com/playlist?list=PLAJng2Pkr-8wB0CcJ73mrCrE96FrB_XHO) - Kai Naatu
 * [C Programming in Tamil \| Complete C Programming course (2023) \| C tutorial - தமிழ்](https://www.youtube.com/watch?v=JAy56OH58Y4) - Logic First Tamil
 * [C Programming Tutorial - Tamil](https://www.youtube.com/playlist?list=PL2j991kByVOVKWsOxB-CQV-nISLn9ZcvV) - CONQUER VICTORY
 * [C Tutorial in Tamil](https://youtube.com/playlist?list=PLBQXOA5OR76rq-sU8mNsUmj2Z9kQXz7oD) - Tamil Pro Techniques
 * [CS25C01- Computer Programming C in Tamil -Anna university regulation-2025](https://www.youtube.com/playlist?list=PLwheXbz_XBtlRkGvQVJ34RkDl5mg1ndND) - Murugan Tech World
 * [Fundamentals of C programming in Tamil](https://youtube.com/playlist?list=PLmjuBlzAWCzxTdRxTtMSj1NFe_GvFlvFw) - Collectiva Knowledge Academy
 * [Types Of Pointers IN C Programming Tutorial For Beginners In TAMIL](https://www.youtube.com/playlist?list=PL1BEqtXLfK1o2xyxLO95R6Fo9PV7mGoXf) - Programming Tutor Tamil
 ### <a id="csharp"></a>C#
 * [C# Course in Tamil](https://www.youtube.com/playlist?list=PLN00Qh4gtjNv_MSn3_Nl6GqGYxyd_LIQM) - Programming Line
 * [C# tutorial in Tamil - Full Course for Beginners \| தமிழ்](https://www.youtube.com/watch?v=wEv8QiCyeSE) - Anto sujesh
 * [Learn C# in 8 Hours - Full Course \| C# Tutorial for beginners in Tamil](https://www.youtube.com/watch?v=74b1tdaf5MM&t=16s) - BTree Systems
 * [Learn C# in Tamil](https://www.youtube.com/playlist?list=PLiHeZHTmVuddLE9IW6vqUqwr12U1WzK3g) - Kaalaratham Tamil Tholaikaatchi
 * [Selenium Automation Testing (C# cucumber BDD) \| specflow BDD courset](https://www.youtube.com/playlist?list=PLjuPgqaza-gpvva4T9FxIxO7Iyqk4sKTU) - Learn Technology in Tamil
 * [Tamil - C# / .Net Basics For Beginner to Expert](https://www.youtube.com/watch?v=ciFCKxjuirM) - CodeWithKarthik
 * [Unity C# Scripting Basics in Tamil](https://www.youtube.com/playlist?list=PLvRASKtKbYeRV8GGS-Xxu0hQJOW4Yxviq) - AJAY AJ - GAME DEV
 ### <a id="cpp"></a>C++
@@ -78,38 +54,6 @@
 * [C++ Programming in Tamil](https://www.youtube.com/playlist?list=PLYM2_EX_xVvUppW1kS91ZNEI20k1V1liI) - Logic First Tamil
 ### Cloud Computing
 * [AWS Full Course for beginners in Tamil \| Free Crash Course \| Ultimate AWS Tutorial in Tamil](https://www.youtube.com/watch?v=eZeNIakuqbc) - The Madras Programmer
 * [AWS Tutorial In Tamil \| AWS Cloud Computing For Beginners Tamil \| AWS Tamil Cloud](https://www.youtube.com/watch?v=DaSt-5tTmG4) - BTree Systems
 * [Cloud Computing In Tamil](https://www.youtube.com/playlist?list=PL3WUjOOQCEw08GWGuKvuZdrb7Bfkn3oxh) - Ganapathy Tech Tips
 * [Data Engineering](https://www.youtube.com/playlist?list=PLLa_h7BriLH3gVIwDBamEFCbqPW8SqAqU) - Google Cloud Tamil
 ### Computer Organisation & Architecture
 * [Computer Architecture](https://www.youtube.com/playlist?list=PLs5kvWTDBVQx4Wy1Si8N5Kv2XOViASmPd) - TAMIL KANINI
 * [Computer Architecture in Tamil \| TRB \| Engineering](https://www.youtube.com/playlist?list=PLBMNl-szJPPc2ZAJeA1Va1qGDL8F7l9Dq) - Terrace Out
 * [Digital Principles and Computer Organization in Tamil CS3351 Anna University Syllabus](https://www.youtube.com/playlist?list=PLOmHrZkA584-oWxuXJGv1y9C9knOEW_ti) - 4G Silver Academy தமிழ்
 ### Cryptography & Network Security
 * [CB3491 - Cryptography and Cyber Security \| Anna University Regulation 2021 in Tamil](https://www.youtube.com/playlist?list=PLfNKAsmI385JgHfEw32fM9-4qT3fYiTFu) - PK Educational Institute
 * [CB3491-Cryptography and cyber security](https://www.youtube.com/playlist?list=PLwheXbz_XBtlAu-T0wq489qojaVqwxnlv) - Murugan Tech World
 * [Cryptography & Network security](https://www.youtube.com/playlist?list=PLmAmHQ-_5ySx_dXmOwSuGGGyE8XsbYT0n) - Trouble- Free
 * [Cryptography & Network security](https://www.youtube.com/playlist?list=PL1eBtGPYeYXXVme45jaTpG3RiRYyPbGoT) - Won the ARREARS
 * [Cryptography and Cyber Security in Tamil \| CB3491 Lectures in Tamil \| Anna University Syllabus](https://www.youtube.com/playlist?list=PLOmHrZkA584-moxtJEbgIgswpjSB6jkgl) - 4G Silver Academy தமிழ்
 * [Cryptography and Network Security \| Tamil](https://www.youtube.com/playlist?list=PLBMNl-szJPPePpMWV3GNIgI3rvSwo3Yav) - Terrace Out
 * [Cryptography and Network Security(CB3491)](https://www.youtube.com/playlist?list=PLR4Rlu17MDY5PP5MO6y3AehtPIBmN6ajX) - BECAUSE
 ### Data Science
 * [Data Science Full Course in Tamil](https://www.youtube.com/playlist?list=PL-M5l4dLK9TVOoqZXW6cSYKcSjKzuLbOl) - KaaShiv InfoTech
 * [Data Science Full Course in Tamil 2024 \| Data Science Tutorial for Beginners in Tamil](https://www.youtube.com/watch?v=hNCd_BM4T3M) - BTree Systems
 ### <a id="dsa"></a>Data Structures and Algorithms
 * [தமிழில் Data Structures and Algorithms](https://youtube.com/playlist?list=PL_UqaR55i1797oG0BL0wtxdPpa_NYNFLz) - CSE Tamila by Eezytutorials
@@ -158,26 +102,16 @@
 ### Machine Learning
 * [Artificial Intelligence and Machine Learning (CS3491)](https://www.youtube.com/playlist?list=PLR4Rlu17MDY5jGC5tO_6kJsSDELOzmveh) - BECAUSE
 * [Introduction to Machine Learning(Tamil)](https://www.youtube.com/playlist?list=PLyqSpQzTE6M-9thAeyB2mRFYvvW8AWxXX) - IIT Madras NPTEL
 * [Machine Learning In Tamil](https://www.youtube.com/playlist?list=PLorkqpg7qgkw8xqc-RmuCgfCWRWCRnN-u) - Chill and Grow
 * [Machine Learning In Tamil](https://www.youtube.com/playlist?list=PL3uLubnzL2TnWzEtapD1w5ypl8tMR9N08) - Shriram Vasudevan
 * [Machine Learning in Tamil](https://www.youtube.com/playlist?list=PLJtSFa-YIedYu2QfQaHJJBLT096RxtMHD) - Majaa Matrix
 * [Machine Learning in Tamil](https://www.youtube.com/playlist?list=PLOmHrZkA584-YEDX_2CMGnY2Xvj6B4Lf-) - 4G Silver Academy தமிழ்
 * [Machine Learning in Tamil](https://youtube.com/playlist?list=PL5itdT07Pm8wxRaPWljPntnBmnOs4ExDM) - Nithya Duraisamy
 * [Machine Learning Tamil Lecture Series Part #1 Data Preprocessing](https://www.youtube.com/playlist?list=PL18h92UN0f0bm1Aw9_Tgk1Nrp9rOzV63N) - LWM - தமிழ்
 * [Machine Learning with Python and R](https://www.youtube.com/playlist?list=PL-1QQC56x1gEgj8C4L2hw5orryqgdnuoP) - Data Science Alive
 ### MongoDB
 * [Mongo DB](https://www.youtube.com/playlist?list=PLhP5RsB7fhE3Tprm1_WyiToWM80SXw-UN) - code io - Tamil
 * [Mongo DB Tutorial In Tamil](https://www.youtube.com/playlist?list=PLoM4uAkd4g69r07VTpVNIZ7wmC_Lkqd0H) - BTree Systems
 * [MongoDB Complete Course in Tamil \| 3 Hours](https://www.youtube.com/watch?v=0zwYbudzaJc) - CodeWithKarthik
 * [MongoDB Complete Tutorial \| MongoDB in Tamil \| Tutor Joe's](https://www.youtube.com/watch?v=KD-2vh9v1co) - Tutor Joe's Stanley
 * [MongoDB Course in Tamil](https://www.youtube.com/playlist?list=PL7BQ4lqtgECRiWoThupyKXRQoDuEV2zy5) - JVL Code
 * [MongoDB Tamil Tutorial for Beginners](https://www.youtube.com/playlist?list=PLfD4W8QfMd5DhXKriTHyHjNzNSe_1I7g1) - MaanavaN Learn Code
 * [MongoDB Tutorial for beginners in Tamil 2025 \| Full Course for Beginners](https://www.youtube.com/watch?v=CKaywM2qXpo) - Balachandra
 ### Next JS
@@ -74,15 +74,11 @@
 * [C Language in Telugu - Complete Tutorial in 12 Hours](https://www.youtube.com/watch?v=HdvRHC5TiwE) - Telugu Computer World
 * [C Language Tutorial](https://www.youtube.com/playlist?list=PL3KKfF5A0sSKZutcrUiTCQDX0hn7Tw61E) - Telugu Scit Tutorials
 * [C Language Tutorials](https://www.youtube.com/playlist?list=PLC2mgeYbYNm-n8Iz-_3MuNsJFzr0UlGUu) - Telugu Computer World
 * [C Language Full Course in Telugu](https://www.youtube.com/playlist?list=PLD7HLs2NCdoUiJir3Kqdqs6OX07oFdcgT) - College Coders
 * [C Programming](https://www.youtube.com/playlist?list=PLS8lzSv6JRJ0naiWKSsE15A2sPNufLat1) - Swaroop Talks
 * [C language in Telugu](https://www.youtube.com/playlist?list=PLNgoFk5SYUgn5L4ocsA6FTvqKLSzp_8wF) - Vamsi Bhavani
 ### <a id="cpp"></a>C++
 * [C++ Complete Tutorial](https://www.youtube.com/watch?v=uZBXKmQH5u8) - Telugu Computer World
 * [C++ Course in Telugu : 25 Days Challenge](https://www.youtube.com/playlist?list=PLNgoFk5SYUglsFq6H2WkQODuzsQyyRrPl) - Vamsi Bhavani
 * [C++ Language Tutorials](https://www.youtube.com/playlist?list=PLC2mgeYbYNm9keJjsA95jKa4EUVLd7mQP) - Telugu Computer World
 * [C++ Programming in Telugu - Complete Tutorial in 14 Hours](https://www.youtube.com/playlist?list=PLC2mgeYbYNm9keJjsA95jKa4EUVLd7mQP) - Telugu Computer World
@@ -116,7 +112,6 @@
 * [Data Structures in Telugu in 7hrs \| Full Course \| Learn Data Structures](https://www.youtube.com/watch?v=pm_ugbO2FlY) - Believer 01
 * [Data Structures](https://www.youtube.com/playlist?list=PLJSrGkRNEDAgmq4kKkPuh8aFJs-zxVbWK) - Lab Mug
 * [Java + DSA Course From scratch in Telugu](https://www.youtube.com/playlist?list=PLjzLBp9HHZWhVXBSPS1VqxXXDoVk07gd9) - engineering animuthyam
 * [PYTHON + DSA in Telugu For Free](https://www.youtube.com/playlist?list=PLjzLBp9HHZWiJrhfJzTAEbwdpQIfUXtwP) - engineering animuthyam
 ### Docker
@@ -128,7 +123,6 @@
 * [Complete Ethical Hacking Course in Telugu \|\| Tech Cookie](https://www.youtube.com/watch?v=96_znX8_4Mg) - Tech Cookie
 * [Ethical Hacking Tutorial in Telugu \| Ethical Hacking Course \| Edureka Telugu](https://www.youtube.com/watch?v=C5ig8YxRHUM) - edureka! Telugu
 * [Ethical Hacking and Cybersecurity](https://www.youtube.com/playlist?list=PLEeX7rNQmSN1SVzjuNcMWYLmKidFfqC0r) - ACEP Tech in Telugu
 ### HTML and CSS
@@ -137,7 +131,6 @@
 * [HTML in Telugu \|\| HTML in Telugu by Kotha Abhishek](https://www.youtube.com/playlist?list=PLv_sM9ZH4RUWkdiiILVHnNZUsOr2DBS7S) - Chintu Tutorials
 * [CSS Tutorial for Beginners in Telugu \| Best CSS tutorial for beginners \| CSS3 Tutorial \| TechEnlgiht](https://www.youtube.com/watch?v=z7_gt7x6XAM) - TECH ENLIGHT
 * [CSS Tutorials in telugu \|\| CSS in Telugu by Kotha Abhishek](https://www.youtube.com/playlist?list=PLv_sM9ZH4RUVjmxTl5PysFSxJ6VQbdnRc) - Chintu Tutorials
 * [CSS Course](https://www.youtube.com/playlist?list=PLMVcNCMUfcCHbRJwgH4VdEIAosKVLxJ1p) - PurnaChandra Bandaru
 ### <a id="ds"></a>Data Structures
@@ -156,8 +149,6 @@
 * [Core Java in Telugu Language](https://www.youtube.com/playlist?list=PLacgMXFs7kl8wrP2mPyJgsWVk-FP31qq1) - H Y R Tutorials
 * [Full Java Tutorials in Telugu - Telugu Web Guru](https://www.youtube.com/playlist?list=PLh6Yk2rpZu2Lyt9-2hhRj37otchec1OJL) - telugu web guru
 * [JAVA Programming](https://www.youtube.com/playlist?list=PLKZ1dSitnT22IpIQJ2kgfyLeQJ7ySPBol) - Trending Technology
 * [Java Course in Telugu : 30 Days Challenge](https://www.youtube.com/playlist?list=PLNgoFk5SYUgmv-wv3aOupxr82c53KJDOB) - Vamsi Bhavani
 * [Java 8 Hours Course in Telugu](https://www.youtube.com/watch?v=AzJEnN2pK_I) - Python Life
 * [Java in Telugu - Complete Tutorial in 13 Hours](https://www.youtube.com/watch?v=wXfmWSGE2ok) - Telugu Computer World
@@ -169,7 +160,6 @@
 * [JAVA SCRIPT FOR BEGINNERS IN 7 HOURS \|\| LEARN JAVA SCRIPT IN 7 HOURS \|\| JAVA SCRIPT](https://www.youtube.com/watch?v=BTuCzffKh8E) - Sundeep Saradhi Kanthety
 * [JavaScript in Telugu \|\| JavaScript in Telugu by Kotha Abhishek](https://www.youtube.com/playlist?list=PLv_sM9ZH4RUW_Pgz-6B0Q-YTfWvC7RVFN) - Chintu Tutorials
 * [Javascript Full Course In Telugu For Beginners To Pro](https://www.youtube.com/playlist?list=PLpp0qTynBRqlfMUd_-A65HQ8gAZ-evWLR) - Deekshitha Tech Talks
 * [JavaScript Full Course In Telugu](https://www.youtube.com/playlist?list=PLD7HLs2NCdoU7aqlOpVrkBOU8EEzkMEnE) - College Coders
 #### ExpressJS
@@ -195,7 +185,6 @@
 * [React JS In Telugu](https://www.youtube.com/watch?v=1r79Eqw6tfg) - Telugu Skillhub
 * [React JS In Telugu (Playlist)](https://www.youtube.com/playlist?list=PLWnZ0qt0PImVaDkDbF96dnRGO0_lXVLKf) - Telugu Skillhub
 * [React Js Tutorials in Telugu](https://www.youtube.com/playlist?list=PLzdWZT-ZJD0-806wl_diOtzcMS8SYTzq3) - CS World Telugu
 * [React - Full Course Telugu](https://www.youtube.com/playlist?list=PLW_lUetpZclcrR9JGkAJ3hjhix0UoLFz7) - TechZoom Media
 #### VueJS
@@ -248,11 +248,9 @@
 * [Go Language Advanced Programming](https://github.com/zalopay-oss/go-advanced) - Zalopay
 * [Golang cơ bản - Playlist](https://www.youtube.com/playlist?list=PLw-L1SGSvTEco7QvKTEd39wrMoTCPNUuN) - Yuh lập trình viên
 * [Golang thực chiến cho người mới](https://www.youtube.com/playlist?list=PLVDJsRQrTUz4bQDHCElBG2AsJzCwonqKs) - Code4Func
 * [Khóa học lập trình Golang Từ Cơ Bản Đến Nâng Cao – Lập Trình Go Cho Người Mới [FULL COURSE A - Z]](https://www.youtube.com/playlist?list=PLTasIXUHepx0tYvXfFsbEl69VbMCZDH1i) - Code With Tuan
 * [Lập trình Go cơ bản](https://www.youtube.com/playlist?list=PLOsM_3jFFQRnzp7jWU3WLmQ1sF4IX45zr) - Việt Trần
 * [Lập trình Golang](https://www.youtube.com/playlist?list=PLVDJsRQrTUz5icsxSfKdymhghOtLNFn-k) - Code4Func
 * [Lập Trình REST API cơ bản với Golang](https://www.youtube.com/playlist?list=PLOsM_3jFFQRl3tAqDVU-nPJOHBfXJVnaM) - Việt Trần
 * [Master RESTful API với Golang và Gin: Khóa Học Lập Trình Thực Chiến Xây Dựng Backend  [FULL COURSE A - Z]](https://www.youtube.com/playlist?list=PLTasIXUHepx1hPkFeN9OXa2bcuILAqiJM) - Code With Tuan
 * [Tự học Golang trong 5 giờ. Học xong kiếm lương ngàn đô!](https://www.youtube.com/playlist?list=PLC4c48H3oDRwlxVzOv2L8CXF7tZmtPHkn) - The Funzy Dev
@@ -409,11 +409,9 @@
 ### Kotlin
-* [Kotlin Cheat sheet](https://alidehkhodaei.github.io/kotlin-cheat-sheet/) - Pahul (HTML)
+* [Kotlin Cheat Sheet](https://devhints.io/kotlin) - Devhints (HTML)
-* [Kotlin Cheatsheet](https://cheatsheetshero.com/user/all/336-kotlin-cheatsheet.pdf) - CShero (PDF)
+* [Kotlin Cheatsheet and Quick Reference](https://koenig-media.raywenderlich.com/uploads/2019/11/RW-Kotlin-Cheatsheet-1.1.pdf) - Ray Wenderlich (PDF)
-* [Kotlin Cheatsheet](https://www.devsheets.io/sheets/kotlin) - DevSheets (HTML)
+* [Kotlin Quick Reference](https://kotlinlang.org/docs/kotlin-reference.pdf) - JetBrains (PDF)
 * [Kotlin Cheatsheet](https://devhints.io/kotlin) - Nadiaa (HTML)
 * [Kotlin Cheatsheet and quick reference](https://koenig-media.raywenderlich.com/uploads/2019/11/RW-Kotlin-Cheatsheet-1.1.pdf) - Ray Wenderlich (PDF)
 ### Language Translations
@@ -101,7 +101,6 @@
 * [C++ Tutorial](https://www.w3schools.com/cpp) - W3Schools
 * [C++ Tutorial](https://www.scaler.com/topics/cpp/) - Scaler Topics
 * [CppKoans](https://github.com/torbjoernk/CppKoans)
 * [Learn C++ - Free Interactive C++ Tutorial](https://www.learn-cpp.org) - learn-cpp.org
 ### Clojure
@@ -178,7 +177,6 @@
 * [Go Koans](https://github.com/cdarwin/go-koans)
 * [Go Tutorial](https://www.w3schools.com/go/) - W3Schools
 * [Learn Go](https://www.codecademy.com/learn/learn-go) - Google, Robert Griesemer, Rob Pike, and Ken Thompson (Codecademy) *(account required)*
 * [Learn Go Full Course](https://www.boot.dev/courses/learn-golang) - Boot.dev
 * [Start using Go](https://docs.microsoft.com/en-us/learn/paths/go-first-steps/) - Microsoft
 * [TCP Servers in Go](https://app.codecrafters.io/concepts/go-tcp-server) - CodeCrafters
 * [The Go Tutorial](http://tour.golang.org)
@@ -456,7 +454,6 @@
 ### Scala
 * [A Tour of Scala - an interactive scala tutorial](https://scalatutorials.com/tour/)
 * [LearnScala.org](https://www.learnscala.org) - Interactive Scala Tutorial
 * [Scala Exercises](https://www.scala-exercises.org)