General:
Creating a Usable Contact Form
10 Amazing Tools for Sharing Visual Inspiration through Screenshots
The Evolution of a Website Design
35 Excellent Wireframing Resources
Search Engine Optimization 101
GeneralRelativity Flash Animation Library
Inline Validation in Web Forms
Here's an nteresting drawing application called LiveBrush (free download):
22 Awesome Adobe AIR Applications for Designers
Wireframing:
Create and collaborate interactive UI mockups for your software and websites.
20 Steps to Better Wireframing
A Hole in the Workflow: Prototyping and the Handoff from Designer to Developer
35 Excellent Wireframing Resources
CODING:
Quick reference search in HTML, CSS, JS, Ajax and other developer documentation