Tags: SysAdmin

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DevOps Networking
This new Linux Foundation training course will provide network engineers with the skills necessary to leverage their expertise in a DevOps environment.

DevOps Training for Network Engineers

Linux Foundation training has announced a new course designed to provide network engineers with the skills necessary to start applying DevOps practices and leverage their expertise in a DevOps environment. In the new DevOps for Network Engineers course, you’ll learn how to navigate your role in...
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Intro to Python
Start learning Python now with this introduction from Carla Schroder.

Today is a Good Day to Learn Python

Get started learning Python with this tutorial from our archives. The cool thing about Linux and FOSS is also an aggravating thing, which is that sometimes there's too much of a good thing. There is such an abundance of goodies that it can be overwhelming. So I am here to help you decide which...
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ampersand
In Bash, you use the ampersand (&) as the AND operator; learn more in this tutorial.

Logical & in Bash

One would think you could dispatch & in two articles. Turns out you can't. While the first article dealt with using & at the end of commands to push them into the background and then diverged into explaining process management, the second article saw & being used as a way to refer to...
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The Hard Part in Becoming a Command Line Wizard

I’ve long been impressed by shell one-liners. They seem like magical incantations. Pipe a few terse commands together, et voilà! Out pops the solution to a problem that would seem to require pages of code. Are these one-liners real or mythology? To some extent, they’re both. Below I’ll give a...
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4 Management Tools for Git Encryption

See how Git-crypt, BlackBox, SOPS, and Transcrypt stack up for storing secrets in Git. There are a lot of great open source tools out there for storing secrets in Git. It can be hard to determine the right one for you and your organization—it depends on your use cases and requirements. To help you...
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SQL is No Excuse to Avoid DevOps

A friend recently said to me, "We can't do DevOps, we use a SQL database." I nearly fell off my chair. Such a statement is wrong on many levels. "But you don't understand our situation!" he rebuffed. "DevOps means we'll be deploying new releases of our software more frequently! We can barely handle...
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Getting Started with the cat Command

The Linux cat and zcat commands are more useful than you may realize. Cat is a fairly simple tool designed to concatenate and write file(s) to your screen, which is known as standard output (stdout). It is part of the GNU Core Utils released under the GPLv3+ license. You can expect to find it in...
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Networking Tool Comics!

I LOVE computer networking (it’s what I spent a big chunk of the last few years at work doing), but getting started with all the tools was originally a little tricky! For example – what if you have the IP address of a server and you want to make a https connection to it and check that it has a...
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cockpit
If you’re looking for an easy way to manage a Linux server that includes containers, you should check out Cockpit.

Make Container Management Easy With Cockpit

Learn how to use Cockpit for Linux administration tasks in this tutorial from our archives. If you administer a Linux server, you’ve probably been in search of a solid administration tool. That quest has probably taken you to such software as Webmin and cPanel. But if you’re looking for an easy way...
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How Much Memory Is Installed and Being Used on Your Linux Systems?

There are numerous ways to get information on the memory installed on Linux systems and view how much of that memory is being used. Some commands provide an overwhelming amount of detail, while others provide succinct, though not necessarily easy-to-digest, answers. In this post, we'll look at some...
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