If you followed this guide, your Ubuntu machine can now serve files to Macs on your local area network (LAN) using AFP. It would be nice if this Ubuntu/Netatalk Apple file server was discovered automatically by your Macs. This can be accomplished by installing Avahi, an implementation of Zeroconf similar to Apple’s Bonjour that allows

Apple computers communicate with one another using the Apple Filing Protocol (AFP). Using the freely-available implementation of this protocol called Netatalk, Ubuntu can interface with Mac OS X and you can set up a AppleShare file server on a Ubuntu machine that is accessible to Macs on your local area network (LAN). To install Netatalk

After a fresh install of Ubuntu and media software and codecs, a little more work is required to start ripping and burning DVDs. Below is a guide to get you started using Brasero (the CD/DVD burning application included with Ubuntu) and an application called K9Copy, which is similar to the once popular program DVD Shrink

One of my recent projects required me to convert a time-lapse video of a microscope slide to a sequence of JPEGs so I could analyze these JPEGs using imageJ. To accomplish the conversion I used my iMac running OS X and FFmpeg, a freely available image and video conversion program. I ran the following command

The code below demonstrates a short Perl function that takes an array as an argument and returns the average of this array. #!/usr/bin/perl sub average { my @array = @_; # save the array passed to this function my $sum; # create a variable to hold the sum of the array’s values foreach (@array) {