Sandra Henry-Stocker
Unix Dweeb
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Opinions expressed by ICN authors are their own.
Sandra Henry-Stocker has been administering Unix systems for more than 30 years. She describes herself as "USL" (Unix as a second language) but remembers enough English to write books and buy groceries. She lives in the mountains in Virginia where, when not working with or writing about Unix, she's chasing the bears away from her bird feeders.
The opinions expressed in this blog are those of Sandra Henry-Stocker and do not necessarily represent those of IDG Communications, Inc., its parent, subsidiary or affiliated companies.
Searching through compressed files on Linux
There are a number of ways to search the contents of compressed files while leaving the files intact. This post examines how to view, browse and search through many types pf compressed files.
Using the xargs command on Linux to simplify your work
The xargs command can come in very handy, especially when combined with find. Understanding how it works and how to implement a loop can help make it work for you.
Windows Subsystem for Linux is ready for Windows 11
Windows users can now more easily explore Linux on their Windows 11 desktops.
Installing packages on Linux and Mac with Homebrew
Here's an introduction to Homebrew, an easy but unusual package manager that works with both Linux and macOS.
Fedora Linux declared a 'digital public good'
Fedora has been recognized as a "digital public good" by an international organization focused on promoting a more equitable world.
Looking at your Linux system's network interface with ethtool
The ethtool utility provides information about your network-driver and interface-card settings, including speed, whether the interface uses auto-negotiation, and whether it runs in half- or full-duplex mode.
Managing and monitoring swap space on Linux
Swap space can play an important role in system performance. Learn how to determine how much swap space your system has available and how much it's being used.
Sleeping and waiting on Linux
The sleep and wait commands can provide useful ways to observe system and script activity.
Using the Linux set command
The Linux set command offers a lot of interesting options for working with your scripts.
Linux turns 30
It's doubtful that even Linus Torvalds, the creator of the Linux kernel, imagined it would play such a major role in everything from supercomputers to tiny embedded devices.
Choosing and changing your Linux shell
If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh.
How password hashing works on Linux
The /etc/shadow contains a lot more information than usernames and password hashes. It includes, among other things, the hashing algorithm that is used.
Using the Linux cut command to grab portions of lines from files
The cut command offers many ways to extract portions of each line from a text file. It's similar to awk in some ways, but it has its own advantages and quirks.
The many faces of awk
The awk command provides a lot more than simply selecting fields from input strings, including pulling out columns of data, printing simple text evaluating content – even doing math.
Viewing enabled and running services on Linux with systemctl
Systemd and the systemctl command play vital roles in most of today's Linux systems. This post explains commands for peering into some aspects of how they work.
Commands to find Linux-package updates
Here are easy ways to list upgrades available for installed packages on Fedora, Ubuntu and related Linux systems.
Find out what packages are installed on your Fedora system
The dnf command can uncover a wealth of information about what file packages are installed on Fedora and related systems
Installing fonts on your Linux system
If you've never looked into the availability of free fonts for Linux, you've got a big surprise coming. There are many thousands of uniquely appealing fonts, and adding them to your system is very easy.
Backing up not just your data, but your productivity
When we run into a serious problem that threatens our ability to get our work done, it just might be time to rethink what "backing up" should involve.
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