NetworkManager on Linux: #1 — Getting Started
Most current Linux distributions use NetworkManager for creating and managing network connections. Learn what NetworkManager is and how to use it to view network connections and devices for Linux hosts.
An introduction to Linux network routing
Every computer attached to a network requires some type of routing instructions for network TCP/IP packets when they leave the local host. This is usually very straightforward because most network environments are very simple and there are only two options for departing packets.
But that’s not always the case. Learn how to create a router with your Linux computer.
Writing your own ‘fmt’ program
Learn a little programming to write tools that do things the way you want to do them.
5 lessons we can learn from AI
There are plenty of very real lessons we can learn from artificial intelligence.
How to use udev
Udev is flexible but complex. Learn how to use udev so you can customize how Linux recognizes your devices.
Use lspci on Linux to see your hardware
Sometimes you need to identify the hardware in a system. One command used for this is lspci.
Introduction to the Domain Name System (DNS)
Learn how the global DNS system makes it possible for us to assign memorable names to the worldwide network of machines we connect to every day.
Use rclone to put your files in the cloud
There are lots of third party applications out there that purport to solve my sharing-with-the-cloud problem. I chose Rclone – an open source command-line program that can be used to copy files between computer file systems and the cloud, providing backup, restore, duplication, one-way and bi-directional synchronization and even “file streaming” – making a folder appear virtually in your physical filesystem. Not just with Google Drive, but with all sorts of cloud providers, both proprietary and open source.
Learn Bash by writing a number guessing game
Learning a new programming language can be a fun exercise.
Temporary fixes that become permanent
We asked our community for their stories about a “quick fix” that became a permanent one.
Is Linux Really Secure?
On March 29 of 2024, a security vulnerability was reported against the XZ library as CVE-2024-3094. This vulnerability creates what is known as a backdoor — a known and easy means for CR4CK3R$ to access infected systems and use them for malicious purposes. Considering this, is Linux really more secure than Windows? Is it secure at all?
Tweak your system performance with ‘noatime’
Turn off “access time” to make a slight but noticeable improvement on system performance.
How to debug a web server error with ‘wget’
The wget command line tool can provide detailed information about what’s happening on a web server.
An introduction to the Linux boot and startup processes with GPT and GRUB2
Ever wondered what it takes to get your system ready to run applications? Here’s what is going on under the hood.
How I boot FreeDOS using QEMU
QEMU is a fast and flexible virtual machine that you configure using command line options.
The real differences between less, more, and most
Find out what sets these famous Linux pagers apart from one another, and how to choose the right one for your system.