title: How can i reorder a file by ascending order (column)?
body: <p>I would like to reorder a whole file by ascending time order.</p>
  
  <p>file.txt looks like this:</p>
  
  <pre><code>a 12.24 text
  
  a 1.45 text
  
  b 5.12 text
  </code></pre>
  
  <p>I would like it to look like this:</p>
  
  <pre><code>a 1.45 text
  
  b 5.12 text
  
  a 12.24 text
  </code></pre>