What is singleton design pattern in ios?


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More Apple iOS Interview Questions

Who calls the main function of you app during the app launch cycle in iOS operating system?

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What does sn mean in a text message?

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Name the memory management rules and their related methods.

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What framework is used to construct application's ios user interface?

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What is strong weak in ios?

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How to parse xml? Explain

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Does ios support multitasking?

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What json framework supported by ios?

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