title: Convert ArrayList<String> to byte []
body: <p>I have an <code>ArrayList&lt;String&gt;</code> that i want to send through UDP but the send method requires <code>byte[]</code>. </p>
  
  <p>Can anyone tell me how to convert my <code>ArrayList&lt;String&gt;</code> to <code>byte[]</code>? </p>
  
  <p>Thank you!</p>