title: How do I swap the last column in a csv file to be the first column? + awk
body: <p>How do I swap the last column in a csv file to be the first column?</p>
  
  <p>I am thinking of using awk but not sure? </p>
  
  <p><code>awk -F, '{print $1,$2}' filename</code></p>
  
  <p>OR is <code>sed</code> a better option?</p>