title: Sort a String array, whose strings represent int
body: <p>I have <code>String[]</code> array like </p>
  
  <pre><code>{"3","2","4","10","11","6","5","8","9","7"}
  </code></pre>
  
  <p>I want to sort it in numerical order, not in alphabetical order.</p>
  
  <p>If I use</p>
  
  <pre><code>Arrays.sort(myarray);
  </code></pre>
  
  <p>I obtain</p>
  
  <pre><code>{"10","11","2","3","4","5","6","7","8","9"}
  </code></pre>
  
  <p>instead of </p>
  
  <pre><code>{"2","3","4","5","6","7","8","9","10","11"}
  </code></pre>