Understanding UIViewController Custom TitleView Crashes on App Switching

Understanding iPhone App Behavior with Ad-hoc Distribution and SQLite Database Files

Here's the final code example that uses both Core Data and Realm to interact with a database.

Understanding the Complexities of Force Press Gesture Recognition in iOS: A Step-by-Step Guide to Diagnosing and Fixing a UIKeyboardBasedNonEditableTextSelectionGestureCluster Crash