iOS 5.1: UIView Animations and View Transitions (Programming iOS)

This tutorial will teach you how to use the UIView class animation methods to create sophisticated animations. It will also teach you how to use the UIView class methods for transitioning from one configuration of subviews to a different configuration of subviews. The tutorial includes the code for a sample app and a link to the sample app Xcode project, which illustrates the subjects discussed in the tutorial.