title: Deleting a specific item of an array
body: <pre><code>string[] columns
  </code></pre>
  
  <p>I want to delete the item on an index specified by a variable of type int.</p>
  
  <p>How do I do this ?</p>
  
  <p>I tried</p>
  
  <pre><code>columns.RemoveAt(MY_INT_HERE);
  </code></pre>
  
  <p>But apparently this does not works.</p>