Dinesh Achari

There are a lot of people whose first computer would’ve been a windows based system. In fact, a majority of the population is not aware of Linux’s existence and the philosophy of Open Source Software. Let alone using Linux as…

Keeping Ubuntu up to date is important for two main reasons: security and software stability. Security updates fix vulnerabilities in the operating system that could be exploited by malicious software or attackers. Software updates improve the stability of the system…

When we talk about the usual day-to-day activity of any Linux administrator, one activity indeed precedes everything else: adding or removing users from the system. One thing that keeps changing is the users’ access level depending on the kind of…

Loadable kernel modules are pieces of code that can be loaded and unloaded into the kernel upon demand. They provide a way to extend the functionality of the kernel without having to rebuild or reboot the system. In this article,…

In Linux, there are times when you need to copy a file to multiple directories. When we think of copying the obvious command a seasoned Linux would filter it down to would be the versatile cp command. Here’s a catch…

Checking the amount of memory that is being used is something every user does when the system runs slow. It is even more important for system administrators who have to keep a tab on the system resources that are being…