What is difference between core data and sqlite in ios?
What are the delegate methods of mkmapview?
What’s the difference between an “app id” and a “bundle id” and what is each used for?
Does ios supports multi-tasking functionality?
What is gcd? How is it used?
In which language is ios written?
How we can execute some code when app is in background?
What are kvo and kvc?
Can we adjust the size of photos uploaded from the app?
Why is delegate weak in ios?
What is the difference between 'assign' and 'retain' keyword?
How to use reusable cell in uitableview?
What coding language is used for ios apps?