iDev questions

iDev answers

• Can I change the UINavigationController viewControllers stack?
• Why can't NSDate be compared using < or >?
• How Can I capture the event before my App is minimized?
• iphone app crashed when popViewContrller method is called
• How to animate string property of CATextLayer
• Is it programatically possible to stop particular iOS apps from running on a unjailbroken ipad / iphone?
• App crashes on iPod
• Custom UINavigationBar works on simulator but not on released version
• ios app crash when calling a property with the underscore format
• iPhone: image file extensions doesn't associate to my app