What is fast enumeration?


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More Apple iOS Interview Questions

What is uitableviewdatasource?

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Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?

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What is a background thread?

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How can we achieve singleton pattern in iOS?

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What is delegate pattern in iOS?

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Differentiate between ‘assign’ and ‘retain’ keyword.

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Do you know what is iphone sdk?

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Explain how app delegate is declared by Xcode project templates?

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What is libdispatch?

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What is grand central dispatch ios?

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When dealing with property declarations, what is the difference between atomic and non-atomic?

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How to de-symbolicate crash log?

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