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This is our annual collection that we run at the end of each year of our most popular articles on important topics in open source.

Hands on a keyboard with a Python book

8 surprising things I learned about Python in 2021

Opensource.com authors shed light on new ways to use the popular programming language.
Sumantro Mukherjee (Red Hat, Correspondent) 11 Jan 2022
woman on laptop sitting at the window

9 ways to learn Ansible this year

Ansible is an open source automation tool that can be used in a variety of ways. Here are a few examples of last year's most popular Ansible tutorials and stories.
Sumantro Mukherjee (Red Hat, Correspondent) 09 Jan 2022
Green sprout grass in dirt soil

11 open source ideas for being more eco-friendly in 2022

A round-up of Raspberry Pi tutorials, home automation projects, and open source apps that encourage environmentally conscious behavior.
Lauren Pritchett (Red Hat) 08 Jan 2022
Puzzle pieces coming together to form a computer screen

Try FreeDOS in 2022

15 resources for new users and longtime fans of this free operating system.
Jim Hall (Correspondent) 07 Jan 2022
Brain on a computer screen

Must-have open source cheat sheets for 2022

Keep these handy cheat sheets at your side while you learn the Linux command line or practice a new programming language.
Jessica Cherry (Correspondent) 06 Jan 2022 1 comment
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5 ways to learn the C programming language in 2022

With only a little knowledge of C, you can do a lot.
Jim Hall (Correspondent) 05 Jan 2022
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10 Git tutorials to level up your open source skills in 2022

These articles contain hacks, lesser-known facts, and tips and tricks that can come in handy while working with Git.
Manaswini Das (Red Hat) 04 Jan 2022
Woman sitting in front of her computer

5 tips for learning a new programming language in 2022

With the power of open source, programming can be accessible to anyone. Find a project you want to work on, and let that be your first entry to programming.
Jim Hall (Correspondent) 04 Jan 2022 2 comments

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