课程: Ubuntu Linux: Essential Commands

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System documentation

System documentation

课程: Ubuntu Linux: Essential Commands

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System documentation

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- [Instructor] How are we supposed to remember how commands work and how to use software and tools we've never used before. Well, Linux comes with documentation built right in. This documentation is called the manual pages, or more commonly, man pages, because the command used to access them is just man. They're stored as text files written in a markup language in the usr/share/man folder. Writing man pages is beyond the scope of this course, but reading them is another story. The man command uses another tool, called less to display the man pages, which makes it pretty easy to navigate them once you're familiar with less. Answer less is a good thing to learn about, because you can use it yourself to look at other text files, too. You can look up a lot of things with man, such as references for software that's installed, because most software, intended to be used at the command line, will have a man page. And also for system commands, like cd, ls, chown, and so on. But to look…

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