There are many interesting features of the Linux directory structure. In this article I cover some fascinating...
System Administration
Midnight Commander (MC) is a text-based Command Line Interface (CLI) program. It is particularly useful when a...
Over the years I have created a number of Bash scripts, some of which have separate configuration...
This series delves into the practical applications of regular expressions within Linux tools such as grep, sed,...
In Regular Expressions #1: Introduction, I covered what they are and why they’re useful. In Regular...
Learn how to use BIND to set up your own server for resolving domain names.
In the previous article, Regular Expressions #1: Introduction, I covered what they are and why they’re useful....
Regular expressions don't have to invoke anxiety and fear, although they do for many of us. The...
Article updated 05/20/2024.
Upgrading any operating system to a new release version can be time-consuming and fraught with...
Learn how the global DNS system makes it possible for us to assign memorable names to the...
Turn off “access time” to make a slight but noticeable improvement on system performance.
There are many options for performing backups. Most Linux distributions are provided with one or more open...
UNIX and Linux users find many uses for links, particularly symbolic links. One way that I like...
Knowing how much of your disk is being used by your files is an important consideration, no...
Thermal stress can damage your computers. Learn how to monitor the internal temperatures of your computers tohelp...
Learn to use the ancient serial communications hardware and software methods that are needed even today in...