摘要： Static methods neither require an instance of the class nor can they implicitly access the data (or this, self, Me, etc.) of such an instance.This describes exactly what Objective-C's class methodsare not.An Objective-C class method very much requires an instance that is the target of the method 阅读全文

摘要： UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithTitle:@"您是否真的要发邮件给他?" delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:@"Yes" otherButtonTitles:nil]; [actionSheet showInView:self.view]; [actionSheet... 阅读全文

摘要： http://stackoverflow.com/questions/7765691/how-do-i-capture-an-incoming-call-instead-of-being-booted-to-the-backgroundThe framwork has no (public) hooks for phone calls because they don't want apps to interfere with the behavior of iOS.http://stackoverflow.com/questions/3573859/create-a-mobile-a 阅读全文