Inversion of Control Containers and the Dependency Injection Pattern takes us deeper into the the world of dependency inversion.

Software optimization resources, this is a good place to start if you are curious about software optimization.

The Periodic Table of Elements, in Pictures, by Keith Enevoldsen

Running the Numbers, An American Self-Portrait, very interesting art work depicting various statistics related to the US society.

Our Top 40 Photoshopped Images, 40 examples of really mad image manipulation skills.

Elastic tabstops, A very interesting proposal which would allow the use of proportional fonts in programming IDEs without breaking alignment.

Vim Tips Wiki, vim tips and tricks, A Collection of Vim Tips, three great places to look for various tips on how to use and improve Vim.

dotfiles.org, is a community for sharing dotfiles.

CruiseControl.rb, is Cruise Control implemented in Ruby. By default it builds by using rake but it can also use a simple shell script which means that it is real easy to adapt to other languages.

toptenz is a site of top 10 lists. My personal favorite is of course the Top 10 Muscle Cars, especially since the Camaro made it in there twice.