If when attempting to update software or install new software in Ubuntu you find yourself being asked to insert the installation/live CD or if you find the following errors while trying to update your sources the following should help fix this error. W: Failed to fetch cdrom://Ubuntu 11.10 _Oneiric Ocelot_ – Release amd64 (20111012)/dists/oneiric/main/binary-i386/Packages...
Read more →ifconfig eth0 | sed -n ‘/^/ {N;/dr:/{;s/.*dr://;s/ .*//;p;}}’ So you want to display just your IP address and not all the other stuff that comes with using the ifconfig command. Then use the above command. It’s useful if you need your IP address in a script but you don’t want to set a static...
Read more →Okay so, with Google Plus just being released to a select few (and invites) you might be wanting to export all your Facebook photos, tagged and albums you’ve uploaded to Google+. There are several ways of going about this, a few webapps, apps and through Facebook itself, the problem is that most of these...
Read more →In ROS (Robot Operating System) it’s really easy to publish variables to be used between nodes running on the same roscore however I was having some difficulty doing the same for arrays. The problem came when there was no real examples of how to use them, so here is a working example of std_msgs/*MultiArray...
Read more →After installing Steam on my linux machine in wine I noticed a really annoy bug, the windows of steam are tiled across my screen as shown in the screenshot below. Fix: I managed to fix this by opening up the ‘Configure Wine’ program that comes with wine and under the Applications tab switching from...
Read more →This Tutorial is just a documentation of how I flashed my Samsung Galaxy S (I9000) using heimdall with Darky’s Rom v10.1, follow the steps at your own risk. I am in no way liable for any damage caused to your phone following these steps. I would advise reading up on flashing before proceeding along...
Read more →Upon testing my GitHub setup on my home computer I got the following error after inputting this: ssh [email protected] Returned: Agent admitted failure to sign using the key. Permission denied (publickey). You’ll need to run: ssh-add ~/.ssh/id_rsa Make sure to enter the passphrase for the ssh key you generated.
Read more →In GNOME 3 it seems that the keyboard shortcut to delete a file in Nautilus is actually Ctrl+Delete, this is fine I guess if it’s trying to stop people accidentally deleting files or something but it’s pretty annoying. To change the keyboard shortcut from Ctrl+Delete back to the usual Delete do the following: Open...
Read more →Install RPM Fusion su -c ‘yum localinstall –nogpgcheck http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-stable.noarch.rpm http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-stable.noarch.rpm’ – http://rpmfusion.org/Configuration Enable unsupported video and audio codecs Get enhanced audio and video support in applications that rely on GStreamer: sudo yum install gstreamer-plugins-ugly gstreamer-plugins-bad gstreamer-ffmpeg Get enhanced audio and video support in applications that rely on xine backend: sudo yum install xine-lib-extras-freeworld –...
Read more →WARNING: by continuing following this guide you are putting your machine at risk by disabling the secuity features within SELinux, I strongly advise if you do not know what you are doing, stop and read up on the implications this action will have before continuing. Some information is avaible in the Fedora Wiki here...
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