Programming

Computer programming, also known as coding, is the process of writing instructions in a language that computers can understand and follow. These instructions, or "programs," tell the computing system what to do. There are numerous programming languages available; some popular languages include the C languages, HTML/CSS, Java, JavaScript, and Python.

Magic trick with Ace of Spades

No wizardry needed to use Ansible's magic variable 'hostvars'

Get past the illusion of hostvars being difficult and begin using them in your playbooks, tasks, and roles.

Posted: April 21, 2023

Author: Randy Romero (Red Hat)

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Can ChatGPT write Ansible playbooks that work?

ChatGPT can write code, but is it good code?

Posted: February 7, 2023

Author: Roberto Nozaki (Sudoer, Red Hat)

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5 great Perl scripts to keep in your sysadmin toolbox

Check out five Perl gems that help you work better, faster.

Posted: January 30, 2023

Author: Seth Kenlon (Editorial Team, Red Hat)

Ten

Learn how Unix influenced Linux, understand Ansible lists and dictionaries, and more tips for sysadmin

Check out Enable Sysadmin's top 10 articles from November 2022.

Posted: December 5, 2022

Author: Vicki Walker (Editorial Team, Red Hat)

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How to make an automatic dog feeder with Arduino and Linux

Try this DIY project to learn (or teach your family) to write code that interfaces with real hardware.

Posted: November 29, 2022

Author: Jose Vicente Nunez (Sudoer)

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2 practical ways to use the Python subprocess module

Learn how to run Bash commands and scripts within your Python scripts using the subprocess module.

Posted: November 23, 2022

Author: Nicole Lama (Sudoer, Red Hat)

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