How to increase the font and window size of Xterm in Ubuntu ?

1. First, you need to create a file in your home directory. Name it as: .Xrecources

Save it under: /home/user

2. Write the contents as shown in the following screen-shot:




3. Run this command from terminal: xrdb -merge ~/.Xresources

How to install Eidete Screen-recorder on Ubuntu 12.04 ?

This tutorial will help you installing Eidete Screen-recorder on Ubuntu 12.04 x86.

deb http://ppa.launchpad.net/elementary-os/daily/ubuntu precise main

2. Now do this from terminal:

sudo add-apt-repository ppa:shnatsel/eidete-daily
sudo apt-get update
sudo apt-get install eidete

How to fix a corrupt archive on Ubuntu ?

To fix a corrupt archive:

zip -FF corrupt.zip --out fixed.zip

How to fix "Cannot open font file True" error on fedora 17 ?

1. sudo mousepad /etc/default/grub

Replace: "SYSFONT=True" with "SYSFONT=latarcyrheb-sun16"
Then run: grub2-mkconfig -o /boot/grub2/grub.cfg

How to install Grub Customizer on Fedora 17 ?

1. Download .rpm file from here - http://mirror.yandex.ru/fedora/russianfedora/russianfedora/free/fedora/updates/17/x86_64/grub-customizer-2.5.7-1.fc17.R.x86_64.rpm

Right click on the downloaded file and click on Install.

How to install plugins needed for complete multimedia playback on Fedora 17 ?

1. Add RPMFusion Repo in Fedora 17:
sudo 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

2. Install plugins needed for media playback:

sudo yum install -y gstreamer gstreamer-plugins-good gstreamer-plugins-bad gstreamer-plugins-ugly libdvdread libdvdnav lsdvd xine-lib xine-lib-extras xine-lib-extras-freeworld xine-ui xine-ui-skins vlc smplayer gnome-mplayer audacious audacious-libs audacious-plugins audacious-plugins-freeworld audacious-plugins-freeworld-aac audacious-plugins-freeworld-ffaudio audacious-plugins-freeworld-mp3 flash-plugin nspluginwrapper alsa-plugins-pulseaudio libcurl xbmc

How to install VirtualBox 4.1 on Fedora 17.

If you have installed RPMfusion repo, please disable that from going to add/remove software -> sources.


1. sudo yum -y update kernel
2. sudo yum install -y wget
3. wget http://download.virtualbox.org/virtualbox/rpm/fedora/virtualbox.repo
4. Move the  downloaded file "virtualbox.repo" to "/etc/yum.repos.d/"
5. yum install -y gcc kernel-devel dkms
6. yum install -y VirtualBox-4.1
7. /etc/init.d/vboxdrv setup ## OR ## service vboxdrv setup

8. usermod -a -G vboxusers $your_user_name

Fix probelems:

1. Check kernel header version and kernel version matches each other.
rpm -q kernel
rpm q -kernel-header

2. After installing VirtualBox please restart.


Note : If you are on fedora 17 and did not updated the kernel (The default kernel on Fedora 17 is kernel-3.3.4-5.fc17.x86_64) yet then you will need to run this :

sudo yum install kernel-devel-3.3.4-5.fc17.x86_64