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Manual Pages

A man page(short formanual page) is a form of software documentation usually found on a Unix or Unix-likeoperating system. Topics covered include computer programs(including library and system calls), formal standards and conventions, and even abstract concepts. A user may invoke a man page by issuing theman command.

By default, mantypically uses a terminal pager program such as more or less to display its output.

Sections

SectionDescription
1General commands
2System calls
3Library functions, covering in particular the C standard library
4Special files(usually devices, those found in /dev) and drivers
5File formats and conventions
6Games and screensavers
7Miscellanea
8System administration commands and daemons

TLDR

brew install tldr

https://github.com/tldr-pages/tldr