Creating a Transparent Circle in the Middle of an UIImageView Using Alpha Channel Clipping with Core Graphics and Blending Modes.

Adding Video Background to Cocos2d Scene with AVPlayer Layer

Understanding UIModalTransitionStylePartialCurl and Its Impact on Subclassed Elements - A Guide to Resolving Animation Issues

Understanding iPhone Webview and Iframe Issues

Implementing Circular Gestures with Custom Gesture Recognizers in iOS and Android Development

Understanding Core Location: Best Practices for Accessing Global Variables in iPhone Apps

Understanding Scroll View Centered Cursor Positioning Strategies for iOS Applications

Understanding Xcode Multiple Storyboards with Landscape Orientation in iOS Development

Understanding How to Properly Hide the Status Bar in iOS Apps: A Step-by-Step Guide for Developers

Understanding Custom UIButton Subclasses in Swift for Visual Enhancements with UIBezierPath and IBDesignable Protocols