Cy-4AH questions

Cy-4AH answers

• Why does passing an unsigned int to performSelector lose bits?
• Wait for async task to finish completion block before returning in app delegate
• iPhone getting crazy hot and app lagging and crashing with Admob interstitial ads
• Can a category access instance variables defined in the class it extends?
• Adding C file causes pch error
• How to add image UIImage with indent in UITextField in iOS 7?
• How to delete Keychain data when app is uninstalled? [duplicate]
• Push to ViewController without back button
• Difference Between __kindof and not using it in Objective-C
• NSDictionary returning same value for different keys