Getting Started With the cd Command
The cd command is used on the Linux command line to change from one directory to another. This article looks at how it works and some of its interesting yet less well-known capabilities.
Using Wildcards on the Bash Command Line
The function of any shell, whether Bash, KSH, CSH is to take commands entered on the command line; expand any file globs, that is wildcard...
Counting words from online articles
Here’s how I automated counting words from a series of articles.
Counting files and words from the command line
Here’s a practical example of how I use the command line to tally how much I wrote this year.
Automate tasks with FreeDOS BAT files
Here’s a helpful guide to batch files under FreeDOS.
Commands I use to explore Linux filesystems
As a SysAdmin, I need to manage the filesystems on the hosts in my home lab. There's usually little to do, but when there is...
How to generate good passwords with pwgen
Whenever I change passwords on my systems, I need to try to think up ones that will be hard to crack as well as easy...
Finding hidden package groups using DNF
For some reason, the Fedora packagers are hiding a large number of package groups so that you can't see them when you search using dnf...
Unzipping archives from the command line
For many years, the de facto standard in file archives was Pkzip and Pkunzip, by Phil Katz. Phil created the Zip archive file format because...
Reading the command line with getopt
You can make your program much more flexible if it can respond to the user every time the program runs.
Getting started with the Linux cat command
Cat is a fairly simple tool designed to concatenate and write file(s) to your screen, which is known as standard output (stdout). You can expect...
Manage multiple service instances with systemctl
Services, services, services. A service is a huge part of computing. You're reading this article on a service. Your computer is running services. The internet...
I need a list of URLs
I used the command line to do in seconds what would have needed more than ten minutes to do by hand.