Best [web dev/design related] article you ever read online?

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I used to read Sitepoint but have found that I have drifted away from it and hardly read anything from there anymore, their books are always worth checking out though. Depends what your interested in I suppose, but just a few others worth a mention...

Design + Wordpress
Smashing Magazine

PHP Programming
Planet PHP

Top Drawer Web Craft Articles
A List Apart

Great Network of Web Related Tutorials
Tuts+ Network

General Everything Podcast