Web Developer Must Have Website
Smashing Magazine has some really good articles now host to have a successful SEO (Search engine optimization) website. Guides on how to style your website, to meet the usability and accessibility requirements of the user. Web Design, Photography, and much more.
It is a great web designers/developers blog, it is updated couple times a week and has some good tutorials.
Not bad blog is updated maybe once a week but has some good article to check out.
Huge List of Developer resources, Links to CMS systems, free stock photos sites, php applets, jQuery tutorials, and much more.