title: how to redirect a output of a command to two files
body: <p>i need to redirect a output of a command to two files say file1 and file2
  file1 is a new file and file2 is already existing file where i need to append the output
  i have tried </p>
  
  <p>This is not giving the expected results:</p>
  
  <pre><code>command &gt; file1 &gt; file2
  </code></pre>