Can you please explain the difference between nsarray and nsmutablearray?
Explain the options and bars available in xcode 4.x workspace window in iOS operating system
What are ios protocols?
what is Xcode command line tools package?
what are the new features in Xcode 6?
What is category and class extension? How these differ?
What is the difference between atomic and nonatomic properties? Which is the default for synthesized properties?
How to parse json?
What is core data?
What are ibeacons?
What is the 'implementation'?
Explain formal protocols?
Different types of persistent stores? Which all types can we have on ios?
What is inactive state in ios?
What are blocks in ios?