What is fast enumeration?
What is atomic and nonatomic in iOS operating system? What is run loop in iOS ?
What is spritekit and what is scenekit?
Which programming language is used in ios?
What is xcode used for?
What is weak in ios?
Please explain what is difference strong and weak reference?
What is main thread checker?
are you using charlesproxy ? Why/why not ?
What does ns stand for ios?
What happens when IApplication does not handle an event?
What is meaning of 'nonatomic' keyword?
how you can delete a smart group created in Xcode?