title: Remove ASCII Question Mark
body: <p>I have the following String passed from another application.</p>
  
  <pre><code>2&amp;#65533;4&amp;#65533;9&amp;#65533;
  </code></pre>
  
  <p>(2&#65533;4&#65533;9&#65533;)</p>
  
  <p>I would like to remove question mark ascii characters from the above string.</p>
  
  <p>How could I do this?</p>