title: Download File From URL Code VB.NET
body: <p>i would like ask about, how to download file from url by code vb.net? <br>
  example : <a href="http://belajar123.com/materi.zip" rel="noreferrer">Example Link</a>
  before download the file, user <strong>MUST</strong> input Username and Password? how can i do that? any reference or link? thanks!</p>