Linux common commands (man Histroy)

Linux common commands (man Histroy)

1.linux Man Manual:

Usage:

# Man command query command Help

Eg:man ls

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Man Manual Chapter

1 User Commands (Users command)

2 system Calls (Systems Call)

3 C Library Functions (libraries call)

4 Devices and special files (Devices and special documents)

5 Files Formats and conventions (file format and configuration file)

6 games et. Al. (game)

7 Miscellanea (Miscellaneous)

8 System Administration Tools and deamons (Management class commands)

Generate Whatis Query Library

# Makewhatis

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Query command Help section

# Whatis COMMAND

# man 5 man.config

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Manual shortcut key:

Q Key: Exit man Manual

B Key: Turn up one screen

SPACEBAR: Turn down one screen

D key: Flip down half screen (or ctrl+d)

U key: Flip up half screen (or ctrl+u)

G Key: Jump to end of file

1G: Skip to the top of the file

50g/ng: Jumps to the corresponding 50 or n rows

The man manual also supports the Find feature:

/keyword: From the current cursor line, to the end of the file lookup (keyword is the keyword to find)

Keyword: Starting at the current line of the cursor, looking at the top of the file

N Key: Next match in the same direction as the current find command

N Key: Previous match in the same direction as the current find command

2.history Command History view

#history

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~/.bash_history Command History save File

echo $HISTFILE View the command history file

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Common shortcut References for command history:

!n: Execution History of article N (!5 5th)

!-n: Execution history in the penultimate section

!: Executes the last command in the command history

!STR: The most recent command in the command history that starts with Str

Refers to the last string of a recent command

ESC--.

!$

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This article is from the "Cai Linux" blog, please be sure to keep this source http://mlybfq.blog.51cto.com/4904679/1617535

Linux common commands (man Histroy)