The first day of Linux learning

1. User Login Switch

Login with admin

Su or su-

Admin Switch General user (Guowei)

Su-guowei (user name)

2. Directory switching

3. View the directory in which you are located

PWD (Displays the directory in which it resides)

Cd.. /(Go to previous layer) example: CD. /usr cd/usr

CD/(directly into the system root directory)

CD ~ (Switch to user home directory)

LS (shows all current files)

cd– (returns the key and displays the folder)

4. Operation of the catalogue (increase and deletion check)

Create a folder

mkdir test

mkdir test/xxx

View folders

Ls-a View all folders (with hidden)

Ls-l View folder details (abbreviated LL)

Find a Folder

Find/-name ' folder name '

Find/usr–name ' tes* ' Fuzzy Lookup

Modify folder name

MV Oldfilename Newfilesname

You can also rename files and compressed packages

Cut folder

MV Directory name directory new location

Copy (copy) folder (-R recursive copy, which contains the files inside the copy)

Cp–r/2.txt/usr

Delete file (clip)

Rm–r file (folder) (ask whether to delete)

RM–RF file (clip) (delete directly)

The first day of Linux learning