Download Cheatsheets - .Net, Sql Server, Php, Regular Expressions, CSS, Ajax,Javascript....

A cheat sheet or crib sheet is a concise set of notes used for quick reference.

You can download cheatsheets of various technologies like:

.Net

Actionscript

Ajax

Javascript

C#

HTML

Sql Server

CSS

JAVA

PHP

Regular Expressions

MySql

Asp/Vbscript

etc..

from

http://www.addedbytes.com/cheat-sheets/

http://www.cheat-sheets.org/