title: How to show tooltip description in Android Studio?
body: <p>The key in my Eclipse(ADT linux):</p>
  
  <pre><code>'Name': 'Show Tooltip Description'
  'Description': 'Displays information for the current caret location in a focused hover'
  'Binding' : 'F2'
  </code></pre>
  
  <p>Any similar key in Android Studio?</p>