Himanshu Mahajan questions

Himanshu Mahajan answers

• Overriding method with selector 'touchesBegan:withEvent:' has incompatible type '(NSSet, UIEvent) -> ()'
• Problems adding Projects to Workspace in Xcode 4
• How to handle background audio playing while iOS device is locked or on another application?
• Send and Receive a File Using AirDrop
• Alamofire compiled with older version of Swift language (2.0) than previous files (3.0) for architecture x86_64
• Singleton in iOS Objective C doesn't prevent more than one instance
• How to find which version of FacebookSDK.framework for iOS you are using? [duplicate]
• Get array of all UITextFields
• how iOS play the video by URL
• How to take a screenshot programmatically in iOS?