What are functions in swift?
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What are the various ways to unwrap an optional in swift?
Do loops swift?
What is reuseidentifier in swift?
What are the two main integer types in swift?
How much do swift developers make?
Consider the following code: var defaults = NSUserDefaults.standardUserDefaults() var userPref = defaults.stringForKey("userPref")! printString(userPref) func printString(string: String) { println(string) } Where is the bug? What does this bug cause? What’s the proper way to fix it?
What is operation queue in swift?
What is nested function in swift?
What is the swift main advantage?
How to convert nsarray to nsmutablearray in swift?
Consider the following code: var array1 = [1, 2, 3, 4, 5] var array2 = array1 array2.append(6) var len = array1.count What’s the value of the len variable, and why?
Why do we use swift?