Understanding Core Animation: Specifying Begin Time with CFTimeInterval

Adjusting Image Behavior in uitabbaritem with no glow Effect or Text Color Change

Bypassing self: When is it a Good Idea?

iOS 5.1.1 GameKit Helper Class Issues and Workarounds for Cocos2D-2.0-GLES20

Animating Views While They're Being Moved in UIKit: A Smooth Transition Solution

Understanding Key-Value Observing in Objective-C/Cocoa Touch: A Powerful Tool for Handling Value Changes

Understanding CABasicAnimation in iOS: Scaling a Layer from its Center