Graphical User Interface Gallery is a collection of screenshots from several desktop platforms and operating systems.

Dictionary of Algorithms and Data Structures contains a rather comprehensive database of algorithms (and data structures). The library is maintained by the National Institute of Standards and Technology (NIST).

The Kernel Boot Process by Gustavo Duarte explains the Linux kernel boot process on an x86 platform. Very well written with descriptive and good looking diagrams.

Tristan Perich : 1-Bit Music, this guy goes on an exploration into the truly minimalistic by building an electronic circuit that plays 1-bit music.

About the British, some really funny quotes from British newspapers and things heard on the subway.

DUI test Perfect Score, a guy appears to be intoxicated but passes all the tests. I can’t tell whether this is fake or not but I still found it really funny. (requires Flash)

Preventing SPAM in Form Submissions without using a CAPTCHA by using various techniques in order to figure out that it is a bot and not a human.