Lucas Huang questions

Lucas Huang answers

• Update / Change the image of SKSpriteNode
• Static cells - Outlets are always nil
• Changing UIView background color using an animation
• UITableView cellForRowAtIndexPath never called
• WatchKit: Change only one Interface Controller title color
• Get user swiping direction in UIPageViewController
• When to use inout parameters?
• In Objective C UITableVIew how to retain scroll position after calling reload
• Programmatically rotate Apple Watch Display