What is datasource in ios swift?
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What is the use of double question marks (“??”) ?
What is cocoa and cocoa touch?
are you using charlesproxy ? Why/why not ?
What is delegate in ios with example?
What is the difference between 'assign' and 'retain' keyword?
Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?
What is nsuserdefaults?
What is bridging header in ios?
Explain what is iphone reference library?
What is 'private', 'protected' and 'public' ?
What is ios selector?
Can you pass same core data objects between different threads and modify?