title: web config clear
body: <p>What is the use of the <code>&lt;clear/&gt;</code> in the web.config file?</p>
  
  <p>I have it under connectionStrings:</p>
  
  <pre><code>&lt;connectionStrings&gt;
          &lt;clear /&gt;
    &lt;/connectionStrings&gt;
  </code></pre>