Linux Package management
In Chris Hermansen's article, we get a brief preview for using
apt before he shares his cheat sheet. Many people use Debian-based Linux daily at home and in the office. In this starter article, we get a sneak peek at what we can use
apt for, starting with using
apt to find software within the packaging system and also look into those packages' metadata with another command. Next, Chris covers if a package includes a file or package dependencies required during the install. Finally, Chris covers how to remove packages with the
apt command. This thorough cheat sheet can give you more than your day-to-day package management with Linux. If
apt isn't for you, you can check out the
dnf cheat sheet.
Get started programming with DOS conio
Are you looking to get into DOS next year? If so, you're ready to create exciting new applications and Jim Hall has a cheat sheet for you. While defining
conio in this article, Jim covers how to make your very own colorful text-based user interface before sharing the cheat sheet. Jim explains that you can do so much more with your apps that are more interactive and exciting. Now that you have this cheat sheet, you can create your own app using DOS
Work with this common database? Here's how you can be a power user with this cheat sheet. In this hands-on tutorial, Klaatu starts with installing and interacting with SQLite3, then creates a database with a table before sharing the cheat sheet. Klaatu also explains data types and the date timestamp function in a nice simple paragraph. Klaatu adds more detailed functions to this tutorial, including viewing tables, altering tables, and so much more. If you want to go forth and be powerful with your SQLite3 database or just want to learn how to use it, this cheat sheet is for you.
More Linux cheat sheets
While I've only scratched the surface with these cheat sheets, I would like to mention some honorable mentions that include cheat sheets for Linux by Seth Kenlon:
- Seth's powerful use of grep is useful for every occasion.
- The find command cheat sheet is especially helpful for when I don't want to spend a ton of time wandering around directories.
- The wget cheat sheet is handy for those times you really need something from the internet.
Start 2022 with a look back on 2021
2021 was a stellar year for cheat sheets, many of which were about Linux, but others have taken it so far as to start you off with a brand new language. I urge you to print out these cheat sheets and start learning something new in 2022. We welcome authors of all experience levels, so tell us how you learned your new skills by sending us an article or cheat sheet idea.