How a close reading of the assertions acquired by RunningBoard can tell you a great deal about the life cycle of an app.
FrontBoard
How to recognise Catalyst and iPadOS apps from RunningBoard’s job descriptions, and how iPadOS apps are launched differently. And why RunningBoard can take a high CPU %.
From LaunchServices and an initial security check by MIS, to FuseBoard and FrontBoard handling the app’s scenes, all you need to know about how an M1 Mac runs iOS apps.
iPadOS apps are written to use UIKit and features such as scenes. How can Catalyst get these to work in macOS, then?
The Eclectic Light Company 