Beginners Command

Features: Same as cat commands. The difference is that a number of rows are displayed and then paused. Common parameter hints more filename example

Function: collectively renamed. Commonly used parameter hint rehttp://www.aliyun.com/zixun/aggregation/11696.html ">name to change those letters to those letters to change the file example example

function: What to do after landing a common parameter tip w Example

Features: Display text. Common parameters:-N-E hint: echo [parameter] string example

Features: Create a directory of commonly used parameters:-P-M hint: mkdir [parameters] created directory example-p when creating a new directory, when its parent directory does not exist, first create the parent directory-M to create a new directory while specifying its permissions

Features: Displays program processes. Common parameter Hints

Function: Delete command. Commonly used parameters-i-f-r hint: RM [parameters] to http://www.aliyun.com/zixun/aggregation/18137.html "> Delete files or directory example-i delete files need to confirm-F Delete files do not need to confirm- R deletes the specified directory and its subdirectories, and all files included

Function: The command to move a directory or file. Another feature is to modify the file or directory name. Commonly used parameters:-I-F hint mv [parameter] source file or directory destination file or directory example-I move need to confirm-F overwrite before never prompt

Function: Link command to assign another name to the file already on the system. Common parameters-s-f hint ln [parameter] source file example-D hard link-s symbolic link

function: Check the space occupancy of the file system. Commonly used parameters prompt df [parameter] example parameter is not written.

Features: View the beginning of a file common parameter hints: Head filename Example

Function: Change permission command. Common parameters: (1= executive Right 2= write right 4= read right 1+2=3 execute and write right, etc.) Hint: chmod parameter file or directory name example this command has other ways to modify the permissions. But I'm used to this.

Function: Same as more but can look back. Common parameter hint: pager filename Example

Function: Cancel Mount command. Common parameter hints: Umount Device Path Example

Function: Abort process command. Common parameters prompt Kill [PID] example when the process is stopped. I don't care what's wrong with the system.

Features: Displays program commands. Common parameters:-a-u-x Example

Function: Deletes a directory. Common Parameters-P hint: rmdir [parameters] Deleted directory Example-p deletes all directories on the specified directory.