I like webdesignledger.com. Here is some cool articles i collected.
jQuery Plugins
The Best jQuery Plugins of 2009
12 Excellent jQuery Plugins for Enhancing Forms
12 Useful jQuery Plugins for Working with Tables
14 jquery plugins for enhanced content viewing
13 Super Useful jQuery Content Slider Scripts and Tutorials
WEB Design
30 Website Navigations that Make You Wanna Click It
20 Do’s and Don’ts of Effective Web Design
Tips for Effective Communication with Your Clients
10 Tips for Writing Better CSS
CMS
10 Best Content Management Systems for Designers
WEB Develpoment
14 Helpful Cheat Sheets for Front-end Web Development
20+ Tools for Quick and Clean Code Development
Books
CSS styles
ExtJS
Google
Moon
Mysql
PHP Learn
SEO
WordPress
XML
Zend Framework