What is difference between any and anyobject in swift?
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What are the higher order functions in swift?
Is swift coding easy?
Does apple use swift internally?
What is difference between single and double, in swift?
What is the full meaning of swift?
Mention what is the characteristics of Switch in Swift?
What are the control transfer statements in swift?
What is lazy loading in ios swift?
Explain dictionary in swift.
Difference in classes and structures in swift?
Is swift object oriented programming?
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?