title: How to add long value to calendar?
body: <p>Calendar's add method in Java takes an integer as an input</p>
  
  <pre>
  int secs = 3;
  cal.add(Calendar.SECOND, secs);
  </pre>
  
  <p>But what if the seconds are Long type.</p>
  
  <p><code>long secs = 3</code></p>
  
  <p>There's quite a few possibilities like adding the seconds iterative, but what are the other options?</p>