Shortcuts for adding multiple lines of text to files on Linux

Shortcuts for adding multiple lines of text to files on Linux

It's easy to add a few lines of text to files on Linux, but there are tools that make it easier to add many lines.

Using the script command on Linux to record command line activity

Using the script command on Linux to record command line activity

The script command not only makes a record of what commands you run but also allows you to save the output generated so that you can examine it later or easily turn your command sequences into scripts.

Monitoring  Linux system resources with bpytop

Monitoring Linux system resources with bpytop

The bpytop tool works a lot like other performance monitoring tools, but gives you tremendous control over what it shows you.

Using chpasswd to change account passwords on Linux

Using chpasswd to change account passwords on Linux

The chpasswd command allows Linux admins to change passwords one at a time or many at a time. Here's what you need to watch out for.

Using the cheat command on Fedora Linux

Using the cheat command on Fedora Linux

The cheat command, available for installation on many Linux systems, provides an easy way to make cheat sheets available for hundreds of commands.

Searching through compressed files on Linux

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

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 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

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 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

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

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

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

Using the Linux set command

The Linux set command offers a lot of interesting options for working with your scripts.

Linux turns 30

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

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

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

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 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

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.

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