Linux Learning Private notes-basic commands for directories and files

ls: View files and directories

CD: Switch directories

PWD: Show current directory

mkdir: Creating a Directory

Rmkdir: Delete an empty directory

RM-RF: Delete the directory and delete all files in the directory

Echo: Display, print

MV source file path after move file path: Move File/directory

CP source file path copy to file path: Copy file

Cp-r source file path to file: Copy directory

Frequently viewed file contents:

Cat: Display file contents starting from the first line

TAC: Displays the contents of the file starting from the last line, in reverse.

NL: The output line number when displayed

MORE: A page-by-page display of file content

Less: page-by-page display of the contents of the file, can page up and down

OD: Read file contents in binary way

Touch: Create a file

File: View files Type

Common ways to find files:

Whereis: Search for the location of the command, cannot search for files.

Locate file name: Search in the background database by name, fast search speed. However, the new file must be executed updatadb, or locate cannot be searched.

Find [Search scope] [search criteria] File name: Search can use wildcards to search for multiple qualifying conditions under specified range.

grep [Search condition] [search string] file name: Searches for the specified string in the file.

Linux Learning Private notes-basic commands for directories and files