Want to know the tricks of replacing a variable in a file using the SED command? This article will give you an overview of replacing a variable value in a file using SED. Before replacing a variable ...

Get to know the Linux hosts file and how to use it Your email has been sent If you're new to Linux, there's a very handy file you'll want to learn about right away. Jack Wallen introduces you to the ...

One of the files that the average Unix sysadmin rarely looks at, almost never changes and yet depends on every time he or she reboots a system is the /etc/inittab file. This modest little file ...

If you’re searching for info related to the VI editor, this article is for you. So, what’s VI editor? VI is a text editor that’s screen-oriented and the most popular in the Linux world. The reasons ...

CentOS is a free version of the Red Hat Enterprise Linux operating system. It is built from the same source code as Red Hat and is designed to be used in a business environment. Unlike Red Hat, it ...

Configuring login messages on Linux servers is more complex and dynamic. Let's look at the message of the day setup on an Ubuntu server to decipher how the process works. It seems only decades ago ...

Linux is the most flexible and customizable operating system on the planet. That customizability starts deep within the heart of the Linux kernel and the file system. A computer file system is a ...