Most Viewed Cheat Sheets
25 Cheat Sheets
Regular Expressions Cheat Sheet
A quick reference guide for regular expressions (regex), including symbols, ranges, grouping, assertions and some sample patterns to get you started.
19 Oct 11, updated 12 Mar 20
Python Cheat Sheet
The Python cheat sheet is a one-page reference sheet for the Python programming language.
19 Oct 11, updated 21 Nov 22
JavaScript Cheat Sheet
JavaScript methods and functions, a guide to regular expressions and the XMLHttpRequest object.
19 Oct 11, updated 11 May 16
PHP Cheat Sheet
A quick reference guide for PHP, with functions references, a regular expression syntax guide and a reference for PHP's date formating functions. As of 28/6/14, the cheat sheet now includes popup links to the appropriate PHP manual pages.
19 Oct 11, updated 29 Feb 20
AngularJS Cheat Sheet
The official - unofficial AngularJS cheatsheet.
9 Aug 12, updated 29 Feb 20
mod_rewrite Cheat Sheet
A mod_rewrite Cheat Sheet - a quick reference guide for mod_rewrite, with rewrite flags, regular expression syntax and sample rules.
19 Oct 11, updated 25 Feb 20
C Reference Cheat Sheet
C Syntax, Data Types, Structure & Common Library Functions
28 Jan 15, updated 12 May 16