I need to slice and dice a lot of images from a number of multi-page PDF files, but I don't happen to have the right bit of ImageMagick installed on my MacBook Pro. Instead, I took the slightly longer route of writing a utility to do it.
MySQL and PDO on OS X Leopard, Intel
(NOTE: Make sure you read the comments for this post, as there's a better way to get around the 64-bit/32-bit problem without having to compile things. --Tom)
Mac Flight Tracker widget timezone bug
The Flight Tracker dashboard widget that comes with Mac OS X 10.4 (Tiger) seems to have a fairly major bug. However, this bug seems to be the result of something quite obscure to do with timezones, and it only seems to manifest itself in the UK during the summer.
X11 Colors list for Mac OS X
A friend of mine is a recent newbie Mac user, after finally succumbing to the shiny white lure of the MacBook. As an expert Unix user, he was missing the old X11 colours list, because he can't have his terminal set up with a horrible shade of puce without having to work out the RGB values for it.