Linux basic commands

LS lists the files and directories in the current directory (does not show hidden files)

-a lists all files and directories in the current directory

-l lists details of all files and directories in the current directory except hidden files (permissions, owner, owning group, file creation date and time)

-D use to view the properties of the specified directory for the directory (with the-l option)

CD Switch User directory (directory only)

PWD prints out the current directory

./Current Directory

.. /top level directory of the current directory

mkdir Creating a Directory

-m specify permissions for the created directory

-P Creating a cascading project (file)

RmDir Delete an empty directory (one or more can be separated by a space)-p delete the cascading directory

RM Delete files or directories

-r Delete directory equivalent to rmdir (can be deleted unless empty directory)

-F Force Delete (delete directory must add-r option)

Which finding the absolute path to a command

MV Move directory or file and rename mv [options] [source file] [target file]

-I security option (asking if the file is overwritten if it exists)

Note: (1) The destination file is a directory (exists and does not exist) if present, move the source file to the target file directory (included); The destination file is a file (equivalent to renaming) if it does not exist.

(2) If the destination file is not a directory and does not exist, the file will be renamed.

CP command copy CP [options] [source file] [destination file]

-r copy Directory (copy directory must add)

-I security option (asking if the file is overwritten if it exists)

Touch Modify file timestamp or create a new file that does not exist

Cat reads the contents of the file and prints it to the on-screen display

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Linux basic commands