title: iphone code - change the tabBar badge value from the viewController's
body: <p>I have a <code>UITabBarController</code>, </p>
  
  <p>How can I create/update the <code>badge value</code> of the tabBar item from my <code>viewController</code> ?</p>
  
  <p>The <code>tabBar</code> item's created in the ib.</p>
  
  <p>I connected the tabBar item to the controller using an <code>IBOutlet UITabBar *tabBar</code>.</p>
  
  <p>thanks.</p>