Understanding and Working with Content Insets in iOS Collection Views Within Navigation Controllers

Sharing Multiple View Controllers across UITabBar Sections: A Single Instance Solution for Reduced Code Duplication and Improved Modularity

Understanding Objective-C Properties in iOS Development: A Case Study on Linked Views

Based on the provided code snippet, I will write a complete example of how to use `UIViewControllers` and a `UISplitView` together with presenting modal view controllers.

Here's the code with comments:

Understanding Delegates and Protocols in iOS Development: A Powerful Way to Communicate Between Objects

Understanding Navigation Controllers in Interface Builder: The File's Owner Solution