title: How do I empty Drupal Cache (without Devel)
body: <p>How do I empty the Drupal caches:</p>
  
  <ul>
  <li><strong>without</strong> the Devel module</li>
  <li>without running some PHP Statement in a new node etc.</li>
  <li>without going into the database itself</li>
  </ul>
  
  <p>Effectively, how do you instruct an end user to clear his caches?</p>