Wonderful Cheat Sheets

看《CSS实战手册》后面的资源介绍的时候，发现一个好东西，Web开发的cheat sheet在线大全：
http://www.ilovejackdaniels.com/cheat-sheets/
资料非常丰富，涵盖了HTML，CSS，JS，MySQL，RGB等多种技术的cheat sheet，强烈推荐，绝对是很方便的参考资料。

HTML: http://www.ilovejackdaniels.com/cheat-sheets/html-cheat-sheet/
Regular Expressions: http://www.ilovejackdaniels.com/cheat-sheets/regular-expressions-cheat-sheet/
Ruby on Rails: http://www.ilovejackdaniels.com/cheat-sheets/ruby-on-rails-cheat-sheet/
HTML Character Entities: http://www.ilovejackdaniels.com/cheat-sheets/html-character-entities-cheat-sheet/
JavaScript: http://www.ilovejackdaniels.com/cheat-sheets/javascript-cheat-sheet/
MySQL: http://www.ilovejackdaniels.com/cheat-sheets/mysql-cheat-sheet/
CSS: http://www.ilovejackdaniels.com/cheat-sheets/css-cheat-sheet/
RGB Hex colour chart: http://www.ilovejackdaniels.com/cheat-sheets/colour-chart/

这么全，怎么给这篇文章定tag呢？我是看CSS相关的时候发现这个资源的，就定为CSS，HTML和JS吧，毕竟以Web开发技术为主。