Swift 1.2 came with new possibilities for if statements. One big improvement is using multiple lets in one if statement, using the first let declaration in the second: if let car = createCar(), let color = car.color { if color == UIColor.redColor() { } } Even better is combing it with where: if let car … →

Swift methods are quite different comparing to Objective-C methods. It comes with many possibilities for method parameters, which makes it sometimes a bit hard to understand whats happening. In some cases methods aren’t even readable enough in my opinion. Swift comes with the possibility to add # and _ inside method declaration. The hash enforces … →

Swift introduced cool stuff, but also removed some essentials. For example, checking the #warning tags before submitting helped us prevent submitting an app with the test environment enabled. In Swift, there’s no more #warning and #pragma mark tag. There is instead a new way to create a #pragma mark using the following syntax: // MARK: … →