BBCode / Give Your Words Form
BBCode uses short bracketed tags to format messages in many forums. The available tags depend on the forum.
The basics
[b]Bold[/b] [i]Italic[/i] [quote]A thought worth sharing.[/quote] [code]sudo apt update[/code] [url=https://aiflux.eu/linux/]The Sanctuary[/url]
Make code readable
Use a code block for commands and logs. Keep the important context with the example: what you tried, what happened and what you expected.
Write to be understood
Formatting should help the reader follow the idea. A clear question and a small example can be more useful than a wall of decoration.