apt vs. apt-get: What’s the Difference on Linux?
Why do Debian-based Linux distributions have apt as well as apt-get? Did apt replace apt-get or do they have different purposes? We explain the relationship between these two commands.
What’s New in Ubuntu 22.04 LTS ‘Jammy Jellyfish’
Ubuntu 22.04 LTS “Jammy Jellyfish” was released on April 21, 2022. This latest release of the ever-popular Ubuntu Linux distribution will have long-term support until 2027. Is the Jammy Jellyfish worth the upgrade? Let’s fin…
How to Validate the Syntax of a Linux Bash Script Before Running It
Bugs and typos in Linux Bash scripts can do dire things when the script is run. Here are some ways to check the syntax of your scripts before you even run them.
How To Use set and pipefail in Bash Scripts on Linux
The Linux set and pipefail commands dictate what happens when a failure occurs in a Bash script. There’s more to think about than should it stop or should it carry on.
How to Use the timedatectl Command on Linux
The Linux timedatectl command lets you set your time, date, and timezone for your system clock and your real-time clock. Spare a moment, and we’ll show you how it all works.
How to Use the Bash printf Command on Linux
The Bash printf command lets you write to a Linux terminal window with finer control and more formatting options than the echo command provides. Even printf ‘s odd quirks can be useful.
What’s New in GNOME 42, Available Now
GNOME 42 was released on March 23, 2022. Fedora 36 and Ubuntu 22.04 will include this release of the popular Linux desktop environment. We spin it up and see what’s new.
How to Convert Linux Installation Packages to Other Formats
The alien program converts installation packages from one Linux distribution for use on another one. But don’t Snap and Flatpak make that redundant now? Sort of, but it’s not quite that simple.
How to Use getopts to Parse Linux Shell Script Options
Do you wish your Linux shell scripts would handle command-line options and arguments more gracefully? The Bash getopts builtin lets you parse command-line options with finesse—and it’s easy too. We show you how….
BadUSB: The Cyber Threat That Gets You To Plug It In
A recent spate of USB-based cyberattacks has hit organizations in the US. Malicious USB devices are posted to selected victims. As soon as they are plugged in, the damage is done.
What Is the Interplanetary File System (IPFS) and How Do You Use It?
The Interplanetary File System (IPFS) is a distributed, peer-to-peer file-sharing network that is well-positioned to become the underpinning of a new, decentralized web. Here’s how it works, and how you can start using it….
How to Play Your Music Collection From the Linux Command Line
Need a way to play your collection of MP3, OGG, and FLAC music files right from the Linux command line? Here’s how to do it with a competent, lightweight terminal-based player.
How to Use the Linux cut Command
The Linux cut command lets you extract portions of text from files or data streams. It’s especially useful for working with delimited data, such as CSV files. Here’s what you need to know.
How to Use the findmnt Command on Linux
Discover everything about your file system mount points with the Linux findmnt command. It’s an all-in-one tool with a very easy syntax. We show you how to use it.
Easily Understand Your Linux RAM Usage With Smem
Linux memory usage can be difficult to interpret and hard to understand. With smem it’s easy to find out what memory a process is using, and which processes are using the most.
How to Use the find Command in Linux
The Linux find command is great at searching for files and directories. But you can also pass the results of the search to other programs for further processing. We show you how.
How to Detect and Defeat Cryptominers in Your Network
Mining for cryptocurrency isn’t illegal. But using a computer or network to do so without permission is. Here’s how to tell if someone is cryptojacking your resources for their own benefit.
What Is the i3 Tiling Window Manager, and How Do You Use It on Linux?
The i3 window tiling manager is a Linux desktop environment that’s stripped down to its absolute minimum. That might sound limited and restrictive, but for the right workflow, it’s a form of freedom.
How to Use Double Bracket Conditional Tests in Linux
Conditional tests branch the flow of execution of Linux Bash scripts according to the result of a logical expression. Double bracket conditional tests simplify the syntax considerably—but still have their own gotchas….
Is EndeavourOS the Easiest Way to Use Arch Linux?
Arch Linux is a great Linux distribution but infamously complicated to install. EndeavourOS provides the closest thing to a plain-vanilla Arch installation—without the pain. Let’s look at how it differs and how to install i…
How to Use Case Statements in Bash Scripts
Bash case statements are powerful yet easy to write. When you revisit an old Linux script you’ll be glad you used a case statement instead of a long if-then-else statement.
What Is Scratch, the Programming Language?
Scratch is a visual, drag-and-drop introduction to programming for kids. Coding improves problem-solving skills, promotes analytical thinking, and fosters creativity. Here’s how they can get started.
How the SAML Standard Provides Single Sign-On Services
Single Sign-On and zero trust networks depend on securely passing identification details back and forth between users, identity providers, and service providers. SAML is the glue that lets that happen….
What Is Python?
Some statistics are showing Python has become the most popular programming language in the world. So what gives Python its universal appeal? We take a look at some of the features of this versatile and powerful language….
Why Do Companies Hire Hackers?
Not all hackers are bad guys. To properly defend a network you need to know the type of attack you’re going to face. So does a hacker make the best type of defender too?
