UIApplication is the iOS singleton application base class, it provides a centralized point of control and coordination for apps running on iOS and every app have exactly one instance of UIApplication and NSApplication is the MacOS application base class.
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Define NSApplication and UIApplication
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Tarun Kumar
29-Oct-2015UIApplication is the iOS singleton application base class, it provides a centralized point of control and coordination for apps running on iOS and every app have exactly one instance of UIApplication and NSApplication is the MacOS application base class.