title: How to hide one specific cell (input or output) in IPython Notebook?
body: <p>Is there a way to selectively hide one specific input or output cell in IPython notebook?</p>
  
  <p>I could only find the below code to show / hide all input cells. </p>
  
  <p><a href="http://blog.nextgenetics.net/?e=102">http://blog.nextgenetics.net/?e=102</a></p>
  
  <p>But what if I only want to hide the first input cell of a notebook? </p>