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...

Intro story: So much luck in a single day. I always keep only 2 kernel versions after every update, so that I can boot back if something g...

Wireshark by default enables only the root user to capture network traffic; the idea is that as a root user you'll capture and store th...

The APT package manager allows you to test the changes a command would perform without altering the system. To do that, simply add --dry-ru...

On a Lenovo T430  running Debian Wheezy and MATE desktop environment, the wireless networking was not working good even after installing the...

Now that GNOME 2 is dead in favour of the not-so-good GNOME 3 , users are still able to experience their solid and favourite desktop experi...

When installing a package with dpkg : dpkg -i package.deb its dependencies will not be automatically installed. To solve this, run: ap...

This is the Debian Etch/Lenny/Sid installation guide I made. WARNING: Some parts of this guide are for the internet installation mode, if yo...

To enable the auto mount feature, just type in a terminal: sudo apt-get install gnome-volume-manager pmount Expecting more steps? Sorry to ...