W3C Matrix list of all specifications.

Three examples of how to sort and order things using Ruby on Rails.

Securing your network.

Be careful about the semantics in Perl regular expressions — “Empty” is not a “non-digit”…albeit odd, as it certainly isn’t a digit either, there is a subtle difference: the digit/non-digit semantic assumes there actually is a value used in the comparison.

How to fix this error in PHP: “Warning: Unknown: Your script possibly relies on a session side-effect”.

Google Earth Bomber Found… This is rather lucky…a person was looking up his address in Google Earth, and found that the satellite photo used was taken right as a bomber was flying over his house.

Having trouble deciding which domain registrar to use? Here are a few comments about the few I have used.