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Swift Xcode6 UIActivityIndicatorView Slow to display

Here is a code snippet:

// get the background queue
let bg_queue =

dispatch_async(bg_queue, {
    // long running code here...

    dispatch_async(dispatch_get_main_queue(), {

Categories : IOS

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Xcode6 - Swift: How to detect which object is touched and move/drag/drop?
Use a UITouchGestureRecognizer. You can create a general one which uses a delegate call to handle the touch. You can then add this to any views you create programatically or in a viewDidLoad type methop you can attach it there.

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UIActivityIndicatorView startAnimating not working in searchBarSearchButtonClicked
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Swift Play Video cant display
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