title: How to use HG(Mercurial) in command prompt?
body: <p>How can I open the hg in the command prompt in any directory?</p>
  
  <p>I have tried setting classpath. But nothing works..</p>
  
  <p>I need to use Hg like below picture wherever am in the directory.</p>
  
  <p><img src="https://i.stack.imgur.com/ej7OC.png" alt="enter image description here"></p>