title: How to convert date/time string into minutes since Unix epoch?
body: <p>I need to convert date/time in a text file into number of minutes elapsed since unix epoch (i.e., January 1st, 1970):</p>
  
  <pre><code>e.g. 2006-01-01 07:14:38.000 into 18934874
  </code></pre>
  
  <p>I'm using Java to parse the file.
  thanks</p>