An extensive side-by-side reference sheet of four scripting languages (PHP, Python, Perl, and Ruby) with which you can compare how the different languages handle variable declarations, concatenations, objects, and hundreds of other things. Great cheatsheet for learning a new language when you're already familar with one of the others.
...is a weblog about the liberal arts 2.0 edited by Jason Kottke since March 1998 (archives). You can read about me and kottke.org here. If you've got questions, concerns, or interesting links, send them along.
