Tagged: Debugging

App Store Connect rejects app preview videos that are recorded at 60 fps. Learn why this happens and how to convert your video to 30 fps.

App Store Connect only accepts app preview videos with exact resolutions like 886×1920. Learn every accepted size and how to convert your recording to match.

App Store Connect only accepts app preview videos between 15 and 30 seconds. Learn how to trim your recording to fit without re-editing everything.

Your app preview uploads but never finishes processing, or disappears after saving. Learn the hidden causes and how to fix them.

App Store Connect requires every app preview video to have an audio track, even a silent one. Learn why Simulator recordings fail and how to add a silent audio track.

If your app takes forever to run on a device and you get this error in the console log. I will share what works for me in this article.

You probably get this error when you try to add a third-party framework to your project. Let's learn one way to fix it.

You can't use your Apple ID when making an in-app purchase during the development. Let's learn how to do it.

Callers or Call Hierarchy shows you all the places where a method, function, or variable is used. You can easily find callers in Xcode.

Learn how to detect whether an app is running in Xcode Previews.

You might encounter this error when testing an In-app purchase in Sandbox mode. Let's learn how to fix it.

This error can happen in many places. Based on the message, it might not be obvious what is causing it and how to solve it. Let's learn how to fix it.

There might be several reasons that cause this error. I will share the solution that works for me.

If you use Proxyman with a Flutter app, you might not see any traffic from your Flutter Project. Here is how to fix it.

Learn how to use a launch argument to override UserDefaults value and test your apps.

Both Xcode and Simulator can simulate location, but they serve different purposes. The Simulator provided a quick and easy way to simulate location and movement. On the other hand, Xcode offers more customization. Let's learn the differences so you can pick the right tool for your needs.

Learn how to add a print() in a SwiftUI view.

Print debugging is the simplest form of debugging technique, but it possesses some drawbacks. Let's see how we can make it better by using Xcode breakpoints.

A view controller is one component where memory leak usually takes place since it holds many pieces together. One of the easiest ways to detect them is to see if a view controller is not being deallocated. Let's see how Xcode breakpoint can help you find a leak.

A new and easier way to test Apple push notification on iOS simulator.

How to print object (po) in a debugger (lldb) without escape special characters.