Geek to the Rescue!
This friendly computer geek maintains a website that is the "best source of How-To articles anywhere, with content easy enough for beginners but useful enough for geeks as well."
Question topics cover Vista, Firefox, Mac Mini, RSS, Ubuntu Linux, Google, Word 2007, Keyboard Ninja, MS Access, and other topics too numerous to mention.
Other offerings include this geek's blog, links to other geeky blogs, and a discussion forum for geeky posts.
Check it out at http://www.howtogeek.com/