What is the use of double question marks (“??”) ?
No Answer is Posted For this Question
Be the First to Post Answer
Difference between cocoa, cocoa touch and objective c?
What is grand central dispatch ios?
Explain ~/documents, ~/library, ~/tmp. What directory is ~ on ios?
Differentiate between release and pool drain?
Assume that an app is not in foreground but is still executing code. In which state will it be in?
what is singleton class? Why the whole application creates a single instance?
What is difference between static library and framework?
How to represent layer objects in iOS operating system ?
0 Answers TryTechnicals Pvt Ltd,
What is the maximum byte-size for a push notification to apple server?
What is Task?
What is nsmanagedobjectmodel?
How to find the memory leaks in mrc?