I haven’t used Apple’s Core Data framework all that much, but I’m trying to dabble more in it with newer projects where I don’t rely as much on legacy data storage, or am willing to take the hit of migrating from those legacy persistence models. As a developer, the obvious upside to using Core Data [...]

Jeff LaMarche presents a rundown on whether Objective-C dealloc implementations should bother nil’ing out an instance variable after releasing it. LaMarche offers a fairly balanced presentation of the two sides, but in my opinion he gives too much credibility to the argument that nil’ing is a good idea. He essentially embraces the argument that nil’ing [...]

I’ve been in and out of Apple’s iPhone simulator for the past two years, and for the entire time, I’ve been frustrated by what I assumed was an inherent limitation: pinching and zooming and only works in the middle of the screen: Today I was so supremely frustrated by this that I played around with [...]

One of the big new features in MarsEdit 3 is a revamped media manager that allows you to easily browse local libraries from iPhoto, Aperture, etc. This functionality is based largely on the great work of the iMedia project, which was spearheaded by Karelia to replicate Apple’s own ubiquitous media browsing interface, some variant of [...]