• How To Fix: Error: Cannot retrieve repository metadata (repomd.xml) for repository: Dropbox. Please verify its path and try again

    by  • May 24, 2011 • 18 Comments

    After installing dropbox from the RPM package availble on the site on a new Fedora 15 install, I was unable to use yum without coming across this error: $ update Loaded plugins: langpacks, presto, refresh-packagekit http://linux.dropbox.com/fedora/15/repodata/repomd.xml: [Errno 14] HTTP Error 404 – Not Found : http://linux.dropbox.com/fedora/15/repodata/repomd.xml Trying other mirror. http://linux.dropbox.com/fedora/15/repodata/repomd.xml: [Errno 14] HTTP Error...

    Read more →

    HowTo: Disable Mouse Scroll to Switch Desktop – OpenBox

    by  • May 15, 2011 • 2 Comments

    Open up the openbox config file, it should be located in /home/username/.config/openbox/ but if it’s not you might have to do a little digging. nano /~.config/openbox/rc.xml Find the following lines and remove or comment them out, you can use Ctrl+W in nano to find:      <mousebind action="Click" button="Up">         <action...

    Read more →

    Kinect Development – Day 1

    by  • May 14, 2011 • 0 Comments

    Head over to this page if you want some tutorials on getting started with the Kinect and libfreenect, I’ll update more as time goes on and I have free time. I’ve been meaning to grab myself an Xbox 360 Kinect for a while, not because I’m a big motion controlled game fan but for...

    Read more →

    wicd Error During ArchBang Update

    by  • May 13, 2011 • 0 Comments

    error: failed to commit transaction (conflicting files) wicd: /usr/lib/python2.7/site-packages/wicd/__init__.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/backend.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/configmanager.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/dbusmanager.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/logfile.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/misc.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/networking.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/wnettools.pyo exists in filesystem wicd: /usr/lib/python2.7/site-packages/wicd/wpath.pyo exists in filesystem Errors occurred,...

    Read more →

    OpenShot, libmp3lame and Ubuntu

    by  • April 28, 2011 • 1 Comment

    If you’re getting the following error while trying export a video under several different codecs in OpenShot including AVI, MOV and MPEG using (mpeg2, mpeg4 or h.264) chances are this might help you with that error. The following formats/codecs are missing from your system: libmp3lame You will not be able to use the selected...

    Read more →

    Inverted Pendulum

    by  • March 28, 2011 • 0 Comments

    As part of my Robotics university course we used an Inverted Pendulum rig to learn some control applications/algorithms. For extra marks we had the challenge to swing the pendulum from hanging down to an upright balancing position. Below is my first attempt which still needs a little tweaking to the values to reduce swings...

    Read more →

    Error: “end_request: I/O error, dev sr0, sector xxxxx” – Linux

    by  • March 20, 2011 • 0 Comments

    Error: end_request: I/O error, dev sr0, sector 537392 If you’re getting a similar error filling your screen once you’ve installed Ubuntu, don’t panic. It’s pretty common which is basically because Ubuntu (or any other Linux distro) can’t control your CD/DVD drive properly, it’s probably trying to open/close it but doesn’t know if it has...

    Read more →

    Failed to build Planner-0.14.4 in Arch Linux

    by  • March 14, 2011 • 0 Comments

    When trying to install Gnome Planner ( http://live.gnome.org/Planner ) in Arch Linux, I came across this error: Error: /usr/bin/pygobject-codegen-2.0: line 11: /usr/bin/python2: No such file or directory make[2]: *** [planner.c] Error 127 make[2]: Leaving directory `/home/alex/Desktop/planner-0.14.4/python‘ make: *** Error 1 make: Leaving directory `/home/alex/Desktop/planner-0.14.4′ make: *** [all] Error 2 To fix this, I...

    Read more →