Ray Fix questions

Ray Fix answers

• Memory problems with [AVAssetWriterInput requestMediaDataWhenReadyOnQueue:usingBlock:]
• iOS Frame by Frame video playback forward/backward
• Mysql2 Error MySQL server has gone away
• Apple Swift: Type Casting Generics
• Expanding Multiline UILabel
• Debugging an Exception in XCode 4
• Handling empty UITableView in UITableViewController
• AVPlayer Slider seeking Backwards issue
• Facebook iOS SDK won't open login UI after user changes password (iOS 6)
• iOS animating UILabel expand