title: Shuffle lines in a file in .NET
body: <p>Consider I have a file "new.txt" like,</p>
  
  <pre><code>asdfg
  qwerty
  zcx
  poi
  </code></pre>
  
  <p>Now i need to <strong>shuffle</strong> the lines of this text file. How can i do this in C#.?</p>