Home > DeveloperSection > Interviews > Define NSApplication and UIApplication

Posted on    October-29-2015 3:32 AM

 iPhone iPhone  Ios  Objective C 
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Tarun Kumar

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Posted on    October-29-2015 3:32 AM

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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