What is dispatch queue in ios swift?
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Explain the usage of struct?
What is dispatch queue in ios swift?
What are the memory management rules?
So how is the new look different from the old look?
Give example scenarios when an application goes into inactive state?
Do you know which json framework is supported by ios?
How to de-symbolicate crash log?
What is the 'implementation'?
What is core data stack?
What are ios protocols?
Is core data is thread safe?
Flow of push notification?