Changing the default browser in Thunderbird

I have spent a very long time trying to work out how to change the default browser in Thunderbird on Linux. All the tutorials I’ve found tell you to edit settings through the Advanced preferences menu, or by editing prefs.js. Neither of these worked for me. After a lot of exploration, I’ve discovered that there’s […]

January 27, 2015   Tags: apps, linux/ubuntu  No Comments

Debugging in Ubuntu 12.10 – missing file syscall-template.S

NOTE: There is an update at the bottom of this post. Please read it! After upgrading my development machine to Ubuntu 12.04, I was disappointed to find that debugging suddenly stopped working properly. Every time I tried I got the error: Cannot find file ‘../sysdeps/unix/syscall-template.S’ After that none of the debugging made much sense (and […]

January 6, 2013   Tags: c, linux/ubuntu  4 Comments

When ltsp-update-image stops working

Today I have a cautionary tale to tell of LTSP machines and Synaptic’s automatic package management features. The other day I updated the packages on my LTSP server. I did it the way I always do: update the server itself, then enter the chroot environment for the client image and update the packages there. During […]

November 24, 2011   Tags: linux/ubuntu  No Comments

Disable printing in rxvt and urxvt

For a while now, I’ve been using urxvt as my terminal of choice in Linux – it’s small, light and fast, as all terminals should be, but still has some decent features. However, I won’t take that discussion any further – the rest of the internet should provide you with plenty of reading material on […]

May 26, 2011   Tags: linux/ubuntu  8 Comments

Debugging in Ubuntu 10.10 (Maverick Meerkat)

The latest release of Ubuntu (10.10/Maverick Meerkat) has clamped down on some of the more esoteric security loopholes in the OS. One of these prevents debuggers from attaching to processes, the idea being that users can’t use a debugger to sniff out interesting data from running programs unless they started them explicitly in debug mode. […]

November 7, 2010   Tags: linux/ubuntu  No Comments