Bi-Directional Communication between ViewController and AppDelegate with Swift 2 for iOS: A Comprehensive Guide to Notifications

Replacing Apps in the App Store: A Step-by-Step Guide to Success

Working with Camera Overlay Views and Image Cropping in iOS: A Comprehensive Guide to Creating Custom Camera Feeds

Implementing Pinch Zooming for Multiple Images in a View Controller

Displaying Local PDFs in Xcode 6 Swift: A Custom View Approach

Understanding iOS Deployment Targets: A Guide to Compatibility and Optimization

Building a Data-Driven UI with JSON and Auto Layout in Swift for Mobile Apps

Mastering iOS Navigation Controllers: A Deep Dive into the AppDelegate and View Controller Hierarchy

Mastering Scene Management in Cocos2D: A Comprehensive Guide

Understanding How to Remove or Hide Page Counters in WKWebview When Loading PDF Files