I highly recommend using DKIM and DomainKeys if you will be running your own mail server. I have had mail rejected from services such as Hotmail because I did not sign my emails more ...

This is a guide to setting up an Amazon EC2 instance running Gentoo using Elastic Block Storage (EBS). In particular, to allow the use of Gentoo on a micro-instance. With Amazon’s new free tier, it is much more practical to experiment with having your own web server on the internet. more ...