In the context of an NSOperation object, which runs in an NSOperationQueue, the terms concurrent and non-concurrent do not necessarily refer to the side-by-side execution of threads. Instead, a non-concurrent operation is one that executes using the environment that is provided for it while a concurrent operation is responsible for setting up its own execution environment.
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With Storyboards, all screens are stored in a single file. This gives you a conceptual overview of the visual representation for the app an...
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Object Oriented programming is a programming style that is associated with the concept of Class, Objects and various other concepts revolvi...
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Providing Counts for the Picker View – numberOfComponentsInPickerView: – pickerView:numberOfRowsInComponent: Delegate - Setting the Dim...