title: Whats the difference between redirections "1>/dev/null 2>&1" and " 2>&1 1>/dev/null"?
body: <p>Whats the difference between redirections
           1>/dev/null 2>&amp;1
  and
           2>&amp;1 1>/dev/null</p>
  
  <p>It seems 1st one displays output to stdout but not the second one.</p>
  
  <p>Can somebody explain !
  Thanks      </p>