Chapter 4: Getting help

Find answers on the system itself, with manual pages, keyword searches, command help and package documentation, instead of guessing.

What you will learn

• Read manual pages, choose the right section, move around and search inside them, and decode a SYNOPSIS line.
• Find the command or page you need with keyword searches, --help, help for shell built-ins, type, and the documentation in /usr/share/doc.

Sections

1. Read manual pages
2. Exercise: Find answers in manual pages
3. Find the right command
4. Exercise: Find commands you have never used
5. Exercise: Getting help review
6. Linux man pages quiz
7. Linux man pages cheat sheet