applicationDidFinishLaunching
applicationDidFinishLaunching is a term used to describe a callback in Apple platform app lifecycles that signals the completion of an application's launch process. It refers to methods defined in application delegate protocols that give developers a centralized place to perform setup before the app becomes active.
In iOS, the relevant method is application(_:didFinishLaunchingWithOptions:), defined in UIApplicationDelegate. It is called after the app
In macOS, the analogous entry point is applicationDidFinishLaunching(_ notification: Notification) in NSApplicationDelegate. This method is invoked
Best practices for either platform emphasize keeping launch-time work minimal to avoid delaying user interaction, and