title: Editing contents of an Android xml resource file in java
body: <p>I currently have an xml file under my res/value and I wish to add items/edit the file. 
  I am able to obtain information from the file using this </p>
  
  <pre><code>String[] listItems = getResources().getStringArray(R.array.listitems);
  </code></pre>
  
  <p>but I can't find a way to edit it.
  The xml file is called strings with an array inside called <code>listitems</code>.</p>