"CentOS" catalog file related

I. Directory-related commands

1.mkdir

-P Recursive creation

-V Visual creation

2.rmdir (usually do not use this command, because it is easy to accidentally delete the file, so instead of Rm-r, the following will speak)

3.rm

-R operation of the directory

-F Force Enforcement

-I asks whether to delete (default input rm-i)

If you want to use a real RM, then/BIN/RM, or cancel its alias Unalias RM

4.cp

-R operation of the directory

-I is also default to Cp-i

If you want to use the real CP, ibid.

5.MV (nudge, rename)

-V Visual operation

-I. Ibid.

Note that the MV command does not have the-R

Ii. text-related commands and file attributes

1.cat/tac

View and reverse view in a positive order

2.more/less

Common shortcut keys related to text:

Page Flip: J down-cut k up look, Big Brother G to the front, little brother G to the last

Search:/what down find, what to look up

3.head/tail

4. File attributes

"File type" "belong to Main" "belong to Group" "Other person"

-Normal file

C Character file

B-Block file

s socket file

L Soft Link File

P Pipeline File

5. Modify Properties command

Chown username:groupname FileName [-r]

chmod----->a=all,u=user,g=group,o=other

Chattr +i cannot be modified, deleted, renamed

+a can only be appended, cannot be modified, deleted, renamed

Lsattr

The S property of the file, the T attribute (note distinction)

"CentOS" catalog file related