programming-books/more/free-programming-cheatsheets.md

### Index

* [Artificial Intelligence](#artificial-intelligence)
* [Bash](#bash)
* [C](#c)
* [C++](#cpp)
* [Clojure](#clojure)
* [Data Science](#data-science)
* [Git](#git)
* [HTML / CSS](#html--css)
* [Java](#java)
* [JavaScript](#javascript)
  * [jQuery](#jquery)
  * [Vue.js](#vuejs)
* [Kubernetes](#kubernetes)
* [Language Translations](#language-translations)
* [Markdown](#markdown)
* [MongoDB](#mongodb)
* [Perl](#perl)
* [Python](#python)
* [R](#r)
* [Ruby](#ruby)
* [SQL](#sql)


### Artificial Intelligence

* [What is Artificial Intelligence?](https://intelligencereborn.com/ArtificialIntelligence.html) IntelligenceReborn (HTML)


### Bash

* [Bash Scripting cheatsheet](https://devhints.io/bash) Devhints (HTML)


### C

* [C Reference Card (ANSI)](https://users.ece.utexas.edu/~adnan/c-refcard.pdf) (PDF)
* [Systems Programming Cheat Sheet](https://github.com/jstrieb/systems-programming-cheat-sheet)
* [The C Cheat Sheet: An Introduction to Programming in C](https://sites.ualberta.ca/~ygu/courses/geoph624/codes/C.CheatSheet.pdf) - Andrew Sterian (PDF)


### <a name="cpp"></a>C++

* [C++ Quick Reference](http://www.hoomanb.com/cs/QuickRef/CppQuickRef.pdf) (PDF)


### Clojure

* [Clojure Cheatsheet](http://clojure.org/cheatsheet)


### Data Science

* [Cheatsheets for Data Scientists](https://www.datacamp.com/community/data-science-cheatsheets) - Datacamp (PDF)


### Git

* [Git Cheat Sheet](https://education.github.com/git-cheat-sheet-education.pdf) - GitHub (PDF)
* [Git Cheat Sheet](http://git.jk.gs) - Jan Krüger (PDF, SVG)
  * [Git Cheat Sheet](https://jan-krueger.net/wordpress/wp-content/uploads/2007/09/git-cheat-sheet.pdf) (PDF)
  * [Git Cheat Sheet - extended](https://jan-krueger.net/wordpress/wp-content/uploads/2007/09/git-cheat-sheet-v2.zip) (PDF)
* [GitHub Cheat Sheet](https://github.com/tiimgreen/github-cheat-sheet) - Tim Green (Markdown)


### HTML / CSS

* [CSS CheatSheet](https://htmlcheatsheet.com/css/) (HTML)
* [CSS Flexbox Cheatsheet](https://css-tricks.com/snippets/css/a-guide-to-flexbox/) - Chris Coyier (HTML)
* [CSS Grid Cheatsheet](https://css-tricks.com/snippets/css/complete-guide-grid/) - Chris House (HTML)
* [FLEX: A simple visual cheatsheet for flexbox](https://flexbox.malven.co) - Chris Malven (HTML)
* [GRID: A simple visual cheatsheet for CSS Grid Layout](https://grid.malven.co) - Chris Malven (HTML)
* [HTML CheatSheet](https://htmlcheatsheet.com) (HTML)


### Java

* [Java](https://programmingwithmosh.com/wp-content/uploads/2019/07/Java-Cheat-Sheet.pdf) (PDF)


### JavaScript

* [JavaScript Cheatsheet](https://www.codecademy.com/learn/introduction-to-javascript/modules/learn-javascript-introduction/cheatsheet) - Codecademy (HTML)
* [JavaScript CheatSheet](https://htmlcheatsheet.com/js/) (HTML)
* [JavaScript Regex Cheatsheet](https://www.debuggex.com/cheatsheet/regex/javascript) - Debuggex (HTML)
* [JavaScript WorldWide Cheatsheet](https://cheatography.com/davechild/cheat-sheets/javascript/) - Cheatography (JavaScript)


#### jQuery

* [jQuery CheatSheet](https://htmlcheatsheet.com/jquery/) (HTML)


#### Vue.js

* [Vue Essential Cheatsheet](https://www.vuemastery.com/pdf/Vue-Essentials-Cheat-Sheet.pdf) - Vue Mastery (PDF)


### Kubernetes

* [Handy Cheat Sheet for Kubernetes Beginners](https://kubernetes.io/docs/reference/kubectl/cheatsheet/) - Kubernetes Documentation: kubectl Cheat Sheet


### Language Translations

* [Swift and C# Quick Reference - Language Equivalents and Code Examples](http://www.globalnerdy.com/wordpress/wp-content/uploads/2015/03/SwiftCSharpPoster.pdf) - Globalnerdy (PDF)


### Markdown

* [Markdown Here](https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet) - Adam Pritchard


### MongoDB

* [Quick Cheat Sheet for Mongo DB Shell commands](https://gist.github.com/michaeltreat/d3bdc989b54cff969df86484e091fd0c) - Michael Treat's Quick Cheat Sheet


### Perl

* [Perl Reference card](https://michaelgoerz.net/refcards/perl_refcard.pdf) (PDF)


### Python

* [Comprehensive Python Cheat Sheet for Beginners](https://medium.com/the-codehub/comprehensive-python-cheat-sheet-for-beginners-5d76bb038fa2)
* [Comprehensive Python Cheatsheet](https://gto76.github.io/python-cheatsheet) - Jure Šorn (HTML)
* [Learn Python in Y minutes](https://learnxinyminutes.com/docs/python/)
* [Official Matplotlib cheat sheets](https://github.com/matplotlib/cheatsheets) - Matplotlib.org (LaTeX, PDF)
* [Python Cheat Sheet](https://websitesetup.org/python-cheat-sheet/)
* [Python Cheatsheet for beginners](https://www.codecademy.com/learn/learn-python-3/modules/learn-python3-syntax/cheatsheet) - Codeacademy (HTML)
* [Python Crash Course Cheatsheet](https://ehmatthes.github.io/pcc/cheatsheets/README.html) - Eric Matthes (HTML)
* [Python Data Wrangling with pandas](https://pandas.pydata.org/Pandas_Cheat_Sheet.pdf) - Pandas (PDF)
* [Python for Data Science Cheatsheet](https://pydatascience.org/data-science-cheatsheets/) - DataCamp (HTML and Image)
* [Python Regex Cheatsheet](https://www.debuggex.com/cheatsheet/regex/python) - Debuggex (HTML)
* [Python WorldWide Cheatsheet](https://cheatography.com/davechild/cheat-sheets/python/) - Cheatography (Python)


### R

* [All RStudio cheatsheets resources](https://www.rstudio.com/resources/cheatsheets) - RStudio.com (HTML site with PDF links)


### Ruby

* [Ruby Cheat Sheet](https://www.codeconquest.com/wp-content/uploads/Ruby-Cheat-Sheet-by-CodeConquestDOTcom.pdf) - CodeConquest.com (PDF)


### SQL

* [MySQL Cheatsheet](https://s3-us-west-2.amazonaws.com/dbshostedfiles/dbs/sql_cheat_sheet_mysql.pdf) - Database Star (PDF)
* [PostgreSQL Cheatsheet](https://s3-us-west-2.amazonaws.com/dbshostedfiles/dbs/sql_cheat_sheet_pgsql.pdf) - Database Star (PDF)