title: Docker using mysql
body: <p>Get following error, when trying to run MySQL in docker.  Saying the ports is already in use, that would be for my local mysql database perhaps, how do I use docker and mysql </p>
  
  <pre><code> docker: Error response from daemon: driver failed programming external     connectivity on endpoint stupefied_einstein (): Error starting userland proxy: listen tcp 0.0.0.0:3306: bind: address already in use.
  </code></pre>