Installing Docker on Ubuntu is very easy! Anyone, even the newbies, can install it within 15 minutes. After installed Docker, I noticed that I couldn't perform most Docker operations as a normal user.

If you enter root password with "sudo su" it keeps 5 minutes in the cache and you will be not asked for the password during this time and you can do administrative tasks We can extend 5 minutes time ...

Back in the early days of Linux, things were exponentially more complicated. The distributions were far less mature and required a particular system account to get things done. That account was root - ...

Ever tried to execute a command on your Linux system and received a “Permission Denied” error? The simplest solution to counter this error is using the “sudo ...

In Linux systems, including Debian 12, the sudo group grants users the ability to execute administrative commands. This provides them with the privileges to install, update, and delete software, ...

Learning is inevitable right, on that note I'm starting the Linux file system after An Introduction to Linux and Terminal Basics, moving on to the next one. Everything we see on Linux is a file, the ...

This document describes how to install Arch Linux with root on ZFS with native ZFS encryption. In the future I plan to automate most of the steps... Just use the regular media to boot the installation ...

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...

Sudo is a powerful but imperfect Linux tool. These tips can help make using sudo easier and safer. Always use caution when monkeying with sudo. I started using Linux prior to the advent of sudo. Back ...

This brief tutorial explains how to reset root password in CentOS 8 and RHEL 8 server editions. This quick tip will be helpful when you lost the root user's password and want to recover root password ...