What’s the difference between not-running, inactive, active, background and suspended execution states?
No Answer is Posted For this Question
Be the First to Post Answer
How to start a selector on a background thread.
what is singleton class? Why the whole application creates a single instance?
What is the difference between NSArray and NSMutableArray in iOS operating system?
How can we use NSOperation queue? what is the advantage of using it ?
Describe the functionality of accelerometer of an iphone ?
How are non-atomic and atomic properties different?
How to hide images in ios?
What is automatic reference counting (arc)?
Explain Inapp purchase in iOS
What are layer objects?
Implement the following methods: retain, release, auto release in iOS operating system?
What is encapsulation in ios?