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….
Passwords are the keystone to account security. We’ll show you how to reset passwords, set password expiration periods, and enforce password changes on your Linux network.
Ubuntu 20.10 “Groovy Gorilla” is here! Released October 22, 2020, the Gorilla is all about minor tweaks, rather than groundbreaking new features. As an interim release, it also doesn’t have long-term support. So, is it worth…
The Linux seq command generates lists of numbers in the blink of an eye. But how can this functionality be put to practical use? We’ll show you how seq might come in handy for you.
If you fine-tune the behavior of your Bash shell with shopt, you can control over 50 settings. We’ll show you how to tailor your Linux system just the way you like it.
Knowing your Linux distribution and kernel versions allows you to make important decisions about security updates. We’ll show you how to find these, no matter which distribution you’re using.
Wireshark is the de facto standard for analyzing network traffic. Unfortunately, it does become increasingly laggy as the packet capture grows. Brim solves this problem so well, it’ll change your Wireshark workflow….
Need to launch a Linux program at boot? The systemd software provides a way to do it on any Linux distro with systemd—which is most of them these days, including Ubuntu. We’ll walk you through the process of creating an in…
Do you want to encrypt important files, but not your Linux system’s entire hard drive? If so, we recommend gocryptfs. You’ll get a directory that, essentially, encrypts and decrypts everything you store….
A Raspberry Pi proxy server allows you to control the websites people can visit. It can also remove trackers and other unwanted junk from those web pages. Follow these simple steps to set it up.
Static websites are easy to create and blazingly fast to use. If you learn to use Hugo, you can generate theme-based static websites on Linux. Creating websites is fun again!
If you want color highlighting in your man pages similar to the syntax highlighting in an editor, there are two simple ways you can achieve it. We’ll show you both!
Want your new Linux program to look professional? Give it a man page. We’ll show you the easiest, and fastest, way to do it.
You can extract text from images on the Linux command line using the Tesseract OCR engine. It’s fast, accurate, and works in about 100 languages. Here’s how to use it.
On Linux, fd is an easier alternative to the find command. It has a simplified syntax, uses sensible defaults, and has built-in common-sense behavior. Let’s take it through its paces.
The ss command is a modern replacement for the classic netstat. You can use it on Linux to get statistics about your network connections. Here’s how to work with this handy tool.
Want to safely delete unnecessary files from your Linux operating system, reclaim hard-drive space, and protect your privacy? BleachBit does all of this for you!
A whois lookup will tell you a lot of information about who owns an internet domain. On Linux, you can run whois lookups from the command line. We’ll walk you through it.
Linux took its inspiration from Unix, but Linux isn’t Unix—although it’s definitely Unix-like. We will explain the major differences between these two famous operating systems.
Wireshark is a world-class packet analyzer available on Linux, Windows, and macOS. Its filters are flexible and sophisticated, but sometimes, counterintuitive. We’ll explain the “gotchas” you need to be on the lookout for….
You can use pandoc on Linux to convert between more than 40 file formats. You can also use it to create a simple docs-as-code system by writing in Markdown, storing in git, and publishing in any of its supported formats….
The fabled “Year of the Linux Desktop” has never materialized, and it likely never will. Does that mean Linux on a desktop PC is irrelevant? Not at all! Desktop Linux is still awesome.
The Raspberry Pi is everywhere now, which is why it’s caught the eye of threat actors and cybercriminals. We’ll show you how to secure your Pi with two-factor authentication.
systemd is 10 years old, but feelings about it in the Linux community haven’t mellowed—it’s as divisive now as it ever was. Although it’s used by many major Linux distributions, the hardcore opposition hasn’t relented….
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