Developer Cheat Sheet Library

On the site http://www.addedbytes.com/ , which had earlier a more pleasant name (ILoveJackDaniels.com), you can find excellent cheat sheets on topics:

* ASP / VBScript
* CSS
* HTML Character Entities
* Html
* Javascript
* Microformats
* mod_rewrite
* Mysql
* PHP (V1)
* Php (v2)
* Regular Expressions
* RGB Hex Color Chart
* Ruby on Rails
* SQL Server
* World of Warcraft

collection is replenished. As you can see - there are cheat sheets for gamers too :)