What is the difference between retain & assign in iOS operating system?


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More Apple iOS Interview Questions

How will you implement sets and the intersection operation? Complexity?

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What is nsmanagedobject?

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what is Xcode command line tools package?

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what are the source items used by Xcode?

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Explain the features is ios 6?

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So how is the new look different from the old look?

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 Which API is used to write test scripts that help in exercising the application's user interface elements?

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