Remove last segment of Request.Url
<p>I would like to remove the last segment of <code>Request.Url</code>, so for instance...</p>

<pre><code>http://www.example.com/admin/users.aspx/deleteUser
</code></pre>

<p>would change to</p>

<pre><code>http://www.example.com/admin/users.aspx
</code></pre>

<p>I would prefer linq but accept any solution that efficiently works.</p>
