Using threads to update UI with Swift

Question

I\'m developing a software with Xcode 6 using Swift. When I press a button, my code takes some informations from the web and writes them on my NSWindow.

So imagine some

Answer 1

Swift 3.0 + version

DispatchQueue.main.async() {
    // your UI update code
}

Posted this because XCode cannot suggest the correct syntax from swift 2.0 version