The T540p keyboard has a lock key, which locks the computer, but leaves the screen on. In order to save power, I wanted a quick way to lock the system and turn the screen off. I wrote an autohotkey script to do this. more ...

When I first bought a T540p, I also got a solid state drive (Crucial M500 series) to install in it. Even though the drive and the T540p meet the requirements for eDrive¹, it initially would not work. more ...

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 ...

I found out the hard way that by default, Amazon limits the amount of mail you can send from an EC2 instance. 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 ...