hzxu questions

• iOS TapGestureRecognizer eats double tap for numberOfTapsRequired=1
• XCode cannot find #define macro in *prefix.pch but compiles OK
• Jenkins CI: should I have a server for Jenkins and a dedicated slave for building?
• Ooyala player (iOS): how to start in full screen?
• Immutable NSDictionary with deeply nested hierarchy: change a value for a key?
• iOS: block copied and added to mutable array, do I need to release them when empty the array?
• Make phone call on iPhone and take user back to app? (UIWebView does it)
• Objective-C: how to get 123 from 0.123 or generically xyz... from 0.xyz...?
• iOS auto layout: how to dynamically evenly space items?
• NSArray arrayWithObjects: if nil is meant to mark array end, can I do ...nil, nil]?

hzxu answers