What is difference between shallow copy and deep copy in ios ? : IOS Architect
What is meaning of 'nonatomic' keyword?
What is closures in ios?
What are selectors in objective-c?
Explain about design patterns in iOS
Explain difference between nil and nil?
What is the difference between stack and heap?
What is meant by delegate in ios?
What is a thread in ios?
What is a weak var?
Explain commonly ios libraries
What is view object in iOS operating system?
How to handle concurrency problems in core data?