Guo Luchuan

Guo Luchuan has asked 4 questions and find answers to 20 problems.

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Facebooker; 骐骥一跃，不能十步；驽马十驾，功在不舍。

Guo Luchuan questions

Restore transactions for Non-renewing subscriptions without registration
Binary Rejection - Invalid Watchkit Support

Guo Luchuan answers

UIImageView Zoom/Fade animation?
How to prevent EXC_BAD_ACCESS from crashing an app?
Two Alert Views in One View Controller - buttonIndex Response
Restore transactions for Non-renewing subscriptions without registration
Do I have to removeObserver in KVO manually
Trying to animate two UIViews simultaneously, only one moves
What is the role of the "copy" in the ARC
Dismiss a view when a user taps anywhere outside the view
UIViewControllers Transitions Effect Like iBooks Book opening effect?
Drawing a rectangle in UIView