With Xcode 4.2 (iOS 5) Apple introduce ARC (Automatic Reference Counting) to help with memory management. Basically you no longer need to call retain or release. However current examples/books (and (open source) libraries) are still doing it. This leads to…

In order to do i{Phone|Pod|Pad} or Mac development you need to learn Objective-C, which is basically adding some object-orientation to the C language. The last 2.5 days I spent some time in learning about Objective C. I used Xcode (an…