How to force a screen orientation in specific view controllers?

Question

My application is pretty simple: it starts up with a view controller that holds a table view (in grouped view layout) with a few options. When the user taps on one of the op

Answer 1

Like someone on the open radar suggested, a workaround is to disable "back" button while in non-portrait:

- (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation{
    // don't let user press "back" button in landscape - otherwise previous view and the rest of the application
    // will also be in landscape which we did not feel like testing yet
    self.navigationController.navigationBarHidden = (UIInterfaceOrientationPortrait != self.interfaceOrientation);
}