title: What is the point of "cd ." in "cd . && npm install"?
body: <p>I'm using <a href="http://expressjs.com/en/starter/generator.html" rel="nofollow noreferrer">express generator</a>. After running the generator it outputs the following:</p>
  
  <pre><code>   install dependencies:
       $ cd . &amp;&amp; npm install
  </code></pre>
  
  <p>What is the point of <code>cd .</code>?</p>