Nick Lockwood questions

Nick Lockwood answers

• Load UITabBarController from XIB doesn't contain anything from the XIB
• Converting iPhone app to a Universal app in Xcode 4
• Are Mutable classes "heavier?"
• A (physical) string with a weight in iOS
• Application Specific Information: Application failed to launch in time (iOS)?
• how to show iCarousel center view only highlighted other nearest view show some dark
• Best method to save UITextField test: textFieldShouldReturn or textFieldDidEndEditing
• UIImage Aspect Fill when using drawInRect?
• How to obtain a file UTI when the file has no extension?
• How do I rewrite the UIDatePicker component?