Found x11docker project in github. This is a very nice project if you are trying to run GUI applications in dockers. It takes the hassle out and helps you run the GUI applications very easily in …

You can see the local IP of the machine with the command - ip a. However if you have to use the address in some variable in a scrit. It becomes little tricky, something like […] and the command …

Many times you get openvpn file and when you want to connect to the VPN server, you have to start the vpn client from the cli. How you wish that this was added to NetworkManager so that you could …

Today we will look at the variable GREP_COLORS. This variable determines the colour that is used with the grep command. You can look at the man page of the grep command to see what the various options …

Other day, I was trying to copy the proc folder with following command: tar cvzf /tmp/proc.tgz /proc and I found out that all the files in tar were empty. Strange it may seem but lot of people are …

xev man page […] xev – print contents of X events […] So other day I was checking why my play key was not working and wanted to check if it maps to one of the X default mappings for the …

We are using “rofi” here to show the menu. So, lets first install that cat <<EOF >/etc/yum.repos.d/_copr_yaroslav-i3desktop.repo [yaroslav-i3desktop] name=Copr repo for i3desktop owned by …

Most of the times when I want to enable the service, I find myself enabling it immediately or it is vice versa. So, the commands I used to use were: systemctl enable sshd.service systemctl start …

Here is one liner that will add the current IP address in the console login screen (if you are not running X as is case for servers): (ip -o -4 a| awk '$2 !="lo" {print "\nIP Address ::"$4}' |tr '\n' …

As you would have seen in Virtualbox or vmware, there is option to create a linked clone. I wanted to use the same feature as “Snapshot” feature anyway does not look/work so great with virt-manager. …

To improve your laptop battery life, just do the following:

Some distro’s just add all the items under single menu and thus the menu itself becomes unusable because of the number of items in the submenu and this I did not like and hence ceated this simply …