title: In Git, what is the difference between long and short hashes?
body: <p>Here is the long Git hash:</p>
  
  <p>commit c26cf8af130955c5c67cfea96f9532680b963628</p>
  
  <p>Merge: 8654907 37c2a4f</p>
  
  <p>Author: nicolas </p>
  
  <p>Date:   Wed Apr 26 13:28:22 2017 -0400</p>
  
  <p>Here is the short one:</p>
  
  <p><a href="https://i.stack.imgur.com/LdT5K.png" rel="noreferrer"><img src="https://i.stack.imgur.com/LdT5K.png" alt="Enter image description here"></a></p>