How to get help under a Linux system

In the age of explosion, a person's height depends heavily on the ability to integrate resources, that is, to seek help to mobilize resources. In the system is the performance of the command to help the master, haha! As we all know, the help command under Linux has man, info, assist, here to analyze:

Command	Introduced	Usage
Mans	Manaul manual, usually saved in the/usr/share/man directory, is called through the Man command, but it is worth noting that man is a sub-section, sometimes we need to find the help of different flexible use of the object. The standard sections of the manual include: 1 User Commands 2 System Calls 3 C Library Functions 4 Devices and Special Files 5 File Formats and conventions 6 games et. Al. 7 Miscellanea 8 System Administration Tools and Deamons In the process of viewing the command manual, you can scroll through the spaces for the page and up and down keys. Q Key to exit. You can also view the next line by </keywords > search content n key	Man command </file>
Info	Infrequently used, similar to Web pages, via modular display
Help	Display helpful information about BUILTIN commands. Internal commands usually use--help to get a brief description	Command--help

This article is from the "Life of a Broken chapter" blog, please be sure to keep this source http://duanzhang.blog.51cto.com/9200924/1728601

How to get help under a Linux system