SWC Computer Services

Randall Munroe’s XKCD has inspired interesting product features in the past. A recent one has sent a lot of Mac users scurrying to set up an audio doorbell on their Mac Minis.

Here’s my solution; paste the following code into a text editor and save it as, for example, say.php in the top-level /Library » WebServer » Documents folder of the Mac you wish to turn into the doorbell:

<?php

if (isset($_GET['say'])) {

  $cmd = sprintf('say "%s"', $_GET['say']);

  `$cmd`;

} else if (isset($_GET['up'])) {

  $cmd = 'set o...
  

  

  

  

  







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