Troubleshooting Launch Images as App Icons on iPad 3 and Later Devices

How to Format Integers with Two Decimal Places in a UITextField for Robust Input Validation

Based on the provided information, it appears that there are multiple approaches to scaling content based on screen resolution and device resolution. Here's a summary of the different methods:

Implementing Search in Objective-C with UISearchBar Control and UITableView

Optimizing UITableView Scrolling Performance with Instruments and Core Animation

Understanding Unrecognized Selectors in Swift

Creating Custom Buttons with UIImageView Subviews for Animated Images in iOS

There is no specific "best answer" for this problem, as it appears to be a collection of error messages related to crashes when trying to change video formats in an iOS app. However, I can provide some general guidance on how to approach troubleshooting and resolving similar issues.

Choosing the Right Alternative for Displaying Local Files in iOS Apps

Passing C-Arrays to Objective-C Methods with NSInvocation: A Flexible Solution for Complex Method Calls