What is plist in ios?
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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 set swift?
Is swift written in c++?
What is string in swift?
What is viewcontroller in swift?
Explain how you define variables in Swift language?
What is an argument in swift?
What is a tuple in swift?
Is c++ similar to swift?
What is the usage of switch statement in swift language?
Is swift thread safe?
What is better swift or objective c?