title: How to get Jupyter notebook to start under specific anaconda environment and under specific directory?
body: <p>The default directory of Jupyter notebook is the <code>C:\Users\User Name\</code>
  I want to open several Jupyter notebooks in different folders at the same time (some of them in portable drives). additionally, I want to run Jupyter under specific Anaconda environment, with specific libraries and version of python.</p>
  
  <p>I tried until I found the easiest and fastest solution for Windows which I will post in the answers below for the benefit of others.</p>
  
  <p>I have provided the solution for windows, so I hope that others can add similar solutions for Mac and Linux.</p>
  
  <p>Thanks</p>