Calling performSelectOnMainThread:withObject:waitUntilDone: from the main thread and passing YES to the waitUntilDone: parameter is the same as directly ...
'performSelectorOnMainThread' is unavailable: 'performSelector' methods are unavailable So what is the alternative to 'performSelectorOnMainThread' in ...
By default, -performSelectorOnMainThread:withObject:waitUntilDone: only schedules the selector to run in the default run loop mode. If the run loop is...
func performSelector(onMainThread: Selector, with: Any?, waitUntilDone: ... Performs custom tasks when the selected composition in the composition picker...
The app launches a background thread to perform an action The background action completes, and sends information to a delegate on the main thread. The ...