Linux
Linux news, analysis, research, how-to, opinion, and video.
Comparing files and directories with the diff and comm Linux commands
The Linux comm command makes it easy to compare files or the contents of directories with its columnar output.
Copying and renaming files on Linux
There's more to copying and renaming files on Linux than cp and mv. Try some commands and strategies that might surprise you and save you some time.
How to use logger on Linux
The logger command provides an easy way to add messages to the /var/log/syslog file from the command line or from other files.
22 essential Linux security commands
If you're looking after the security of Linux systems, these are the commands you must know.
How to speak Linux
We might all agree on the command line, but start talking about Linux, and we might find that the rules of how to pronounce the names of Unix commands are not universal.
Blacklisting modules on Linux
Blacklisting modules prevents them from being loaded and used, and it is sometimes an important step in keeping a system running properly.
Customizing your text colors on the Linux command line
The colors used on the Linux command line are intended to provide an easy way to identify files by type. You can change them, but you should have a good reason before you do.
Review: Observium open-source network monitoring won’t run on Windows but has a great user interface, price
Observium’s network monitoring software is mature platform with good documentation, but won’t export data from its Web interface.
video
2-Minute Linux Tip: How to use the mtr command
In today’s Linux tip, we’re going to look at the mtr command and see what it can tell us about network connections. Mtr stands for “my traceroute” and displays the route that a connection to a particular system takes by providing a...
video
2-Minute Linux Tip: How to terminate processes
In today’s tip, I’m going to show you how to terminate processes on Linux systems using kill, pkill and killall and show you why it makes a difference which command you choose.
video
2-Minute Linux Tip: How to add and delete user accounts
In today’s Linux tip, we’re going to look at the adduser and deluser commands. As the names suggest, they are used to add and delete user accounts on Linux systems.
How to share files between Linux and Windows
In spite of the huge differences between Linux and Windows, sharing files between the systems is surprisingly easy. Here’s a look at two very different ways to make this happen.
video
What is the cloud-native approach?
In this 60-second video, learn how the cloud-native approach is changing the way enterprises structure their technologies, from Craig McLuckie, founder and CEO of Heptio, and one of the inventors of open-source system Kubernetes
video
2-Minute Linux Tip: Learn how to use the alias command
In today’s 2-minute tip, we’re going to look at the alias command – a tool that can save you a lot of time and trouble and maybe even a few brain cells.
How to do math on the Linux command line
How to use the expr, factor, jot, and bc commands to do math calculations on Linux systems.
Finding what you’re looking for on Linux
How to use the find, locate, mlocate, which, whereis, whatis, and apropos commands to find files on Linux systems.
video
2-Minute Linux Tip: Learn how to use the history command
In today's 2-minute Linux Tip, we look at the bash history command – a tool that shows you commands you've recently used and allows you to use them again without having to retype them.
video
2-Minute Linux Tip: Learn how to use the logsave command
In today’s 2-minute Linux Tip, we’re going to look at a command that you might never have heard of. It’s called logsave, and it allows you to selectively add command output to a file.
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