/ Bin: Binary abbreviation This directory is the most frequently used commands
/ Home: storage of the user's home directory ordinary, every user in Linux has its own directory, the directory name is based on the general user account named
/ Root: the directory for the system administrator, also known as the user's home directory's super powers
/ Etc: all systems needed for management configuration files and subdirectories
/ Usc: This is a very important directory, many applications and user files are placed in this directory, Iprogram files directory under similar windows
/ Media: linux system will automatically identify a - some devices, such as U disk, CD-ROM, etc., when the identification device mounted to linux will recognize this directory
/ Mnt: The system provides this directory is to enable users to temporarily mount other file systems, we can use an external memory mounted on / mnt, and then enter the directory where you can view the content.
/ Opt: This is for the host to install additional software placed in the directory. For example, you install a mysq | database you can go into default, this directory is empty
/ Var: This directory contains a constantly expanding with something we were used to modify those directories are often placed in this directory. Including various log files.
VIM editor
Three modes: normal mode, edit mode, command mode
1, the general pattern
| grammar |
Functional Description |
| yy |
Copy the current cursor line |
| Digital y y |
Copy the period (from a few lines to a few lines) |
| p |
Paste line arrow to the object |
| in |
Undo the last step |
| dd |
Delete current line cursor |
| Digital d d |
How many lines after the cursor is deleted (including) |
| x |
To delete a letter, the equivalent of del |
| X |
To delete a letter, the equivalent of Backspace |
| is |
Copy a word |
| dw |
To delete a word |
| shift+^ |
To move the line head |
| shift+$ |
Move to the end of the line |
| 1+shift+g |
Move to the header, the digital |
| shift+g |
Move to footer |
| Digital N + shift + g |
Move to the goal line |
2, Edit mode
| button |
Features |
| i |
Before the current cursor |
| a |
The current cursor |
| The |
The next line of the current cursor row |
| I |
Cursor line foremost |
| A |
The last line where the cursor |
| THE |
On the current line of the cursor line |
3, command mode
| command |
Features |
| :w |
Storage |
| :q |
drop out |
| :! |
Enforcement |
| / To find the word |
A look - n, N look up |
| ? To find the word |
Find the n is a, shift + n is a look down |
| : Not set |
Show Line Numbers |
| :set nonu |
Close line number |
Three modes of conversion
