GNOME 40 has more than a new numbering scheme. Along with its new look comes a new way of working. The old vertical metaphors are gone, replaced by horizontal theming and layouts. Let’s take a closer look….
The root user is the most powerful entity in the Linux universe with limitless powers, for better or worse. Create a user? Got it. Annihilate a file system? Whoops, got that too.
If you’re forced to use a Linux script to connect to a password-protected resource, you probably feel uneasy about putting that password in the script. OpenSSL solves that problem for you.
Linux programs ask the kernel to do some things for them. The strace command reveals these system calls. You can use them to understand how programs work and why, sometimes, they don’t.
Bash dictionaries give you hash maps and associative arrays in Linux shell scripts. We’ll show you how to use these powerful and useful data structures in your own Linux shell scripts.
Google Chrome is the most popular browser in the world. It’s not in Ubuntu’s standard software repositories, however, because it isn’t open-source. You can install Chrome on Ubuntu, however.
Signal, the secure encrypted messenger app, doesn’t offer an app for Chromebooks. The Android version won’t run on Chromebooks, either—but, by using the Chrome OS Linux subsystem, you can easily install and use Signal. Here…
Give your Raspberry Pi a makeover with Twister OS. It’s a Linux distribution with built-in one-click theming that imitates Windows and macOS operating systems. There are modern and retro options: For example, you can choose W…
The Bash shell is over 30 years old and still going strong. What does it do, where did it come from, and why is it still the most common shell on Linux systems?
Brace expansion is a useful technique to generate lists of strings that can be used in scripts and aliases and on the Linux command line. Save time and avoid mistakes by typing less.
The Tor Project says that you can’t run the full version of the anonymizing Tor browser on a Chromebook. But, by using your Chromebook’s Linux subsystem, you can install and use it very easily. Here’s how….
The brand new release of Ubuntu 21.04, the Hirsute Hippo, was released on April 22, 2021. It’s an interim release of the popular Linux distribution, with only nine months of support from Canonical. So is it worth upgrading to…
Transfer files from a Linux computer to any other computer quickly and easily with Snapdrop. It’s browser-based, so it works with any operating system, yet the files stay within your own local network and never go to “the clo…
The strangely named “here documents” let you use input/out redirection inside Bash scripts on Linux. They’re a great way to automate commands you need to run on a remote computer.
A restricted shell limits what a user account can do on Linux. A restricted user cannot change their directory, and you control which commands they have access to. Here’s how to set up a restricted shell on Linux….
There are endless Linux command-line utilities that show the details of your computer’s hardware. HardInfo displays all that information in an easy graphical interface. It’s like Windows Device Manager for Linux….
When the dominant Linux distributions adopted systemd, dissenters forked distributions and started new projects. So what are your options if you’re looking for a non-systemd distribution? Let’s take a look….
It’s pretty easy to read the contents of a Linux text file line by line in a shell script—as long as you deal with some subtle gotchas. Here’s how to do it the safe way.
Signal is the privacy-focused smartphone messaging app everyone seems to be using. You can also use Signal on a Windows PC, Mac—or Linux computer. It’s easy to install and register it to your Signal account….
Mozilla Thunderbird recently integrated OpenPGP right into the main application. No add-ons are needed for email privacy. OpenPGP’s world-class encryption is easy to set up and use without additional software….
DB Browser for SQLite lets you view and edit SQLite databases on Linux. You can design, create, and edit these database files, and peek inside the inner workings of other applications. Here’s how to use this SQLite GUI….
You can easily monitor and manage multiple Linux computers with Cockpit, a browser-based administration and dashboard tool. It’s self-contained, simple to set up, and easy to use. We’ll show you how to get started….
Programs that are poorly written or performing badly can leave zombie processes lurking inside your Linux computer. Find out how zombies are created, and how you can finally lay them to rest.
Have you ever deleted a file and instantly regretted it? You need it back, and fast! But what if the file is so new, it hasn’t yet been backed up? Fortunately, there’s something you can do about it.
The symbolic links on Linux are a fantastic feature, but they can become broken and left pointing at nothing. Here’s how to locate broken symbolic links, review them, and remove them from your system if you need to….