ssh-add – Could not open a connection to your authentication agent
When working with gitlab, to push our source code server we need to add the SSH key … Read more
System Administration, Security
What is my Public IP Address ?
Every machine which is connected to internet gets assigned with one unique IP address till it remains … Read more
How to Check IP Address, Network Interface details in Linux ?
If you want to know the IP address and currently active network interfaces on Linux, we need … Read more
Solved: “is not in the sudoers file. This incident will be reported”
When we created a new user using “adduser” command, by default the user doesn’t have sudo (admin) … Read more
How to Create a Bootable USB Pen Drive For Installing Ubuntu ?
The first step to install Ubuntu on your laptop/desktop is for us to create the bootable pendrive … Read more
How to show progress bar while copying data using Rsync ?
Rsync is very good tool for copying data from remote machine in Linux. The best part of … Read more
Ubuntu doesn’t detect WiFi Access Point
Recently I came across very different problem when I moved to a place where there was few … Read more
Implementing Backup and Restore mechanism using BUP in Ubuntu
BUP is a program that backs things up. It’s short for “backup.” BUP is a Very efficient backup … Read more
How to disable and / or enable ICMP ping from Linux host ?
To disable the ICMP ping from certain Linux host, lets say which has IP of 192.168.0.100 use … Read more
How to Change Hostname for Ubuntu Machine ?
Recently, we wanted to change the hostname of our Ubuntu machine, Lets, check now what is current … Read more
