title: How to create 51-android.rules file
body: <p>This command line </p>
  
  <p>$ gksudo gedit /etc/udev/rules.d/51-android.rules</p>
  
  <p>doesn't work for my ubuntu 12.4.</p>
  
  <p>When I execute it, gedit is suppose to pop up, but nothing happens</p>