REALLY NICE SITES

Unix Cookbook
http://unix-cookbook.com/

Admin Spotting
http://adminspotting.net/

Unix Mages
http://unixmages.com/

Admin Foo
http://adminfoo.net/

Nix Craft
http://www.cyberciti.biz/nixcraft/vivek/blogger/blogger.html
http://www.cyberciti.biz/nixcraft/vivek/blogger/blogger.php

Soup To Nuts
http://souptonuts.sourceforge.net/

How To Forge
http://www.howtoforge.com/

BSD Guides
http://www.bsdguides.org/