Design pattern that explains why object composition is favorable to sub classing.

A few handy tips for fighting unwanted mails with Exim

Very good paper on various ways and techniques for filtering unwanted mail.

Five “patterns” on what not to do when dealing with AJAX

This tutorial shows how you can set up a network-attached storage server with FreeNAS. FreeNAS is based on the FreeBSD operating system and supports CIFS (samba), FTP, NFS, RSYNC, SSH, local user authentication, and software RAID (0, 1, 5). It comes with