How should errors be handled in swift?


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More Apple iOS Swift Interview Questions

Can you explain completion handler?

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What is forced unwrapping?

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What is operation queue in swift?

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What are floating point numbers? How many types of floating number are there?

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List the features of swift programming?

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How to add an element into an array?

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Explain some common features of protocols & superclasses.

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What is the use of double question mark “??” In swift?

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What is the purpose of swift?

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What is asynchronous in swift?

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What are the new feature in swift 4.0?

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How you define variables in swift language?

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