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johnyu
johnyu has asked
4
questions and find answers to
10
problems.
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johnyu questions
What does UIViewController class do in viewDidLoad? [duplicate]
How to add image on top of UINavigationController's navigation bar?
Back-like arrow on iOS 7
johnyu answers
Capturing combined button press and pan gesture
How to wait for method that has completion block (all on main thread)?
drawRect over subviews?
How to clear UITextView... for real
UIView animation prevents touch events? [duplicate]
Move and Scale not working when overlayview set to camera
How to detect Device Orientation before viewDidLoad?
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