What is use of uiapplication class?
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Major difference between delegate and notification?
How are non-atomic and atomic properties different? Which one is the default property for synthesized properties? When would a user operate one over the other?
what is Xcode command line tools package?
How to animate view with constraint?
What is synchronized() block in objective c? What is the use of that?
Explain difference between coredata & sqlite?
What are the requirements for developing iphone apps?
Which JSON framework is supported by iOS?
Who calls the main function of you app during the app launch cycle?
What is 1x 2x?
How do you fix app errors on iphone?
When would you say that an app is not in a running state?