iphone
UITransitionView and UILayoutContainerView
They are both internal views used by Apple and not published in the SDK. It’s difficult to say exactly what Apple will or won’t do however, adding a view to an undocumented view you retrieve from a superView message is not contentious. What you should not do (or be careful if you do do) is … Read more
Can I change my app from free to paid or from paid to free any time?
Yes, you can change the price whenever you like. When a user downloads the app, whether it is paid or free, they get updates for free. They never have to pay again unless you add an in-app purchase into your app.
How to delete all local notifications when an application is deleted from an iPhone
As others have mentioned, I think the best way to accomplish this is to have a flag in didFinishLaunchingWithOptions in the application delegate that checks if it is the first launch or not. If the app is being launched for the first time, you can call [[UIApplication sharedApplication] cancelAllLocalNotifications]; This will cancel any existing notifications. … Read more
Can you add a UITableViewController’s TableView to another View?
You’re on the right track! Here’s what you need to do: Create a standard UIViewController subclass with its accompanying view xib. Add a UITableView in the XIB. Wire everything up. The view controller will be the delegate and the datasource for your table, so you must implement both protocols. In your implementation file, add all … Read more
App was rejected from App Store because of UIWebview
From that message (and since you didn’t give a description of the app at all), it seems like you just made an app that encapsulated an UIWebView to load an specific page, since you can do that via Safari, they reject apps like that. You can: Make the app fetch the data from the web … Read more
How to Reveal in Project Navigator automatically
Hum… I don’t have the answer of your question and I really would like to know it. But I know something better than right clicking, that is called : ⌘–shift–J Your hands are on the keyboard, at least you won’t have to get the mouse…
how to extend a protocol for a delegate in objective C, then subclass an object to require a conforming delegate
The UITextView defines its delegate as @property(nonatomic, assign) id<UITextViewDelegate> delegate meaning it conforms to UITextViewDelegate, and that’s what compiler checks. If you want to use the new protocol, you need to redefine delegate to conform to your protocol: @interface MySubClass : UITextView { } @property(nonatomic, assign) id<MySubClassDelegate> delegate @end The compiler shouldn’t give any more … Read more