Resources

Websites I wish I'd known about earlier

A List Apart

In depth articles on modern web topics.

Demosthenes

Interesting blog on current techniques and tools

W3Schools

Lots of tutorials on HTML, CSS, Javascript, SQL, PHP and JQuery.

Pro DNS and BIND eBook

Very in-depth look at DNS terminology and practices.

Site Inspire

Name says it all.

Learn to Code Advanced HTML & CSS

Really thorough online guide that details many higher level topics including jQuery, animations and feature support.

CSSLINE

Mosaic mashup of a variety of websites, css techniques and assorted other goodies.

Sentdex on Youtube

Video tutorials on Twitter Streaming, MongoDB, Python and more.

Codepen

Probably the best tool out there for editing, testing and playing with code.

Stackoverflow

All of your programming questions answered, if you know what to search for.

Webdesigner Depot

Resources, interesting articles & freebies. They do a great email newsletter too.

Web Creme

Another web design showcase reel. Mostly minimalistic/retro in style.

Paletton

Color scheme designer and previewer.

CSS Font Stack

Groups similar fonts to prevent unwanted substitution as a result of browser fallback.