Is a delegate retained?
What is difference between atomic and nonatomic in ios?
What are ios functions?
Why uicontrol is provided if we can create custom uiview?
What is ios technology?
What is the meaning of 'synthesize' keyword?
What is the difference between NSArray and NSMutableArray in iOS operating system?
How you can add frameworks in xcode project?
You wish to define your custom view. Which class will be subclassed?
What are extra features added in ios 9?
What is gcd ios?
Please explain what is difference strong and weak reference?
How core data works to save data in persistent storage?