What is the difference between nil and none in swift?
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Explain deinitializer in swift programming language?
What is lazy var in swift?
How to post an http request with a json body in swift?
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What are functions in swift?
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The String struct doesn’t provide a count or length property or method to count the number of characters it contains. Instead a global countElements<T>() function is available. When applied to strings, what’s the complexity of the countElements function: O(1) O(n) and why?
Is swift difficult to learn?
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Mention some advantages of swift?
How to declare an empty dictionary in swift?
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