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 how you can do it. The Source Code <?php if (isset($_GET['say'])) { $cmd = sprintf(‘say “%s”‘, preg_replace(‘/[^\w\d ]/’, ”, $_GET['say'])); `$cmd`; } [...]

Make a New Year’s Resolution to start backing up your data regularly. Not just local files, but even data from the cloud. Here’s how to backup your data from a few of the most common online services. More importantly, I’ve also included instructions on how to restore from that backup. Twitter How to backup? Copy [...]