title: Can you have mongo $push prepend instead of append?
body: <p>I'd like to have push add at the beginning of my set rather than appended to the end when I do a mongo $push.</p>
  
  <p>Is it possible to do an atomic push update that adds elements as the first rather than the last?</p>
  
  <hr>
  
  <p><strong>2014 update</strong>: <a href="http://docs.mongodb.org/manual/reference/operator/update/position/" rel="noreferrer">yes you can</a>.</p>