Using a combination of cut and uniq , it is possible to extract all distinct lines from a given file: cut -d\; -f1 file.txt | uniq It is op...

Using sed, it is possible to quickly extract all characters before a given marker from all lines in a file with: sed 's/MARKER.*//' ...

The default location of docker files (images, volumes, networks, etc) on most distributions is /var/lib/docker This can be easily changed ...

Some applications you install come as archives that you extract in a desired location. However, not all come with an installer that takes ca...

In order to group application windows together, the WMClass and WMInstance attributes have been specified in the Inter-Client Communicatio...

We already saw how to customize a keyboard layout on Windows , now it's the turn of Linux, using XKB for Xorg . Remapping keys is as s...

In order to install VLC on Fedora , you'll need to add their repository to your sources. Simply: yum install --nogpgcheck http://dow...

In the latest Fedora versions, it is possible to add custom repositories to yum by creating a .repo file under the  /etc/yum.repos.d/ fold...

For some reason , on Fedora 21 - and possibly earlier versions too - you're required to Ctrl + Delete to send a file to the trash instea...

This article applies to the 819x Realtek wireless cards series like models 8191SEvB, 8191SEvA2, 8192SE, … Main reference site is Stanisla...