When reselling or gifting a pre-owned Mac, it's convenient to ship it without any accounts, but with all updates and legally-included packages. This is actually quite simple to do. This process uses a number of well-known techniques, which are listed in the order that they are executed. Boot the Mac's original or retail Leopard Install DVD (Hold the 'C' key during startup). When selecting the drive during the OS X install, click the Options button and set it to 'Erase and Install' for a clean install.

fish is a new, extremely friendly shell for *nix-like operating systems.

Takes a lot of the unnecessary work out of using Core Data. Sort of like eogenerator, but for Core Data apps.

Details about a command-line interface to AppleScript. I'm pretty sure Red Hat took 'ash' as a shell name a while back, though...

By default, when attempting to use Bitstream Vera Sans in Terminal.app, the line height doesn't allow it to be displayed, so _ becomes a space. Here's how to fix it.

Interesting, though the first page is most interesting: I'd never seen textutil, a "Rosetta stone" for text files, before.

I think I am finally going to have to teach myself to use vim