title: What's the difference between RequestDispatcher.forward() and HttpServletResponse.sendRedirect()?
body: <p>What is the difference between <code>RequestDispatcher</code>'s <code>forward()</code> and <code>HttpServletResponse</code>'s <code>sendRedirect()</code> method?<br>
  Can anyone explain with a example and best usage of these methods with a real time example?</p>