Dummy navigation controllers within a tab bar controller

AppDelegate.m

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
  ...
  self.tabBarController = [[UITabBarController alloc] init];
      
  UIViewController *homeViewController = [[HomeViewController alloc] init];
  
  UINavigationController *homeNavigationController = [[UINavigationController alloc] initWithRootViewController:homeViewController];
  
  self.tabBarController.viewControllers =[NSArray arrayWithObjects:homeNavigationController, nil];
  
  self.window.rootViewController = tabBarController;
  ...
}