收集了一些cheatsheet，包括git/python/C/C++/Java等，会做定期的跟新。cheatsheet俗称小抄，一份小抄一般包含了不到5页资料，概括了某个方面的核心内容，方便查询、学习。原文放在github上，浏览更方便一些，并带有下载器。

Git

github git cheat sheet

tower git cheat sheet

atlassian git cheatsheet

Python

Python Language & Syntax Cheat Sheet

Python 2.7 quick reference sheet

Python 3 cheat sheet (the basics)

Python 3 cheat sheet

C/C++

C Reference Card (ANSI)

Java 8 features cheat sheet

Java quick reference

Frontend

HTML5

HTML5 cheat sheet

HTML5 canvas cheat Sheet

HTML5 Tag cheat sheet

HTML5 and css3 cheat sheet

react

react cheat sheet

react cheat sheet

react with babel cheatsheet

vuejs cheat sheet

ES6 and beyond cheat sheet

redux cheat sheet 3.2.1

jquery selectors reference card

WebKit CSS3 cheat sheet

css3 cheat sheet

ES6 cheat sheet

JavaScript cheat sheet

Objective-C/Swift

Objective-C cheat sheet and quick reference

NSPredicate cheat sheet

Swift 3.0 cheat sheet and quick reference

Xcode keyboard shortcuts

Xcode cheat sheet

Matlab

matlab cheat sheet

matlab quick reference

Markdown

markdown syntax

markdown quick reference

Vim

vi quick reference

vim quick reference card

vim cheat sheet

vim quick reference card

Linux/Bash

bash history cheat sheet

Linux command line cheat sheet

Linux quick reference

Linux admin quick reference

Linux system call quick reference

A summary of useful Linux commands

Ubuntu reference

Script Language

awk quick reference

Perl predefined variables

Perl reference card

Ruby language quick reference

Network

tcpdump quick reference

wireshark display filters

ssl handshake with two way authentication with certificates

network address translation

TCP/IP and tcpdump

TCP/IP and tcpdump pocket reference guide

OSI model quick reference

Tool

GDB quick reference (Version 5)

GNU Emacs Reference Card

a quick guide to LATEX

Others

getting started with selenium

regular expressions cheat sheet

cheatsheet合集

Git

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