2015.12.01 Software Installation command line Operation VI

Software Installation

1.APP Store

2..dmg/.pkg (equivalent to disc mirroring) double-click Install

3. Green software, *.app drag directly to application

(Unofficial installation, be aware that any source is allowed in preferences)

Common URL: www.macx.cn bbs.feng.com

There are two ways to operate the MacOS system. One is graphical, and the other is command-line operations. In contrast, the former is more intuitive, while the latter is more convenient and resource-efficient.

Basic commands

LS view files or subdirectories under the current folder

Ls-l file or subdirectory details under the current folder

Ls-la can view hidden files relative to "Ls-l"

　　　　　　　　　　　

　　　　　　　　　　　 View the "D" folder, "L" shortcut, "-" Ordinary file, "R" Readable, "w" Writable, "x" Executable, "-" not, where the first set of "rwx" pairs should "owner permission", the second group corresponds to "User rights of this group", the third group corresponds to "Other user rights "

PWD View current Operating directory

cd < directory name > switch directory

Cd.. Return to the previous level directory (. Represents the current directory)

CD/Rollback root directory

CD ~ User home Directory

Clear clears screen information

mkdir < folder name > create a directory

RM–RF < folder name > Delete a folder (rm deletes a file directly)

CP (-R) Copy files (folder)

MV Move File/rename (change one name in the same location)

Cat View Text File

Man view command usage and parameters (q key Exit)

VI Text Editor

In a text editor

YY copy (current line)

P Paste

DD Delete When moving forward

X Delete Current character

: Wq Save Exit

: q! Do not save exit

: W Save but do not exit

Shell status: UI for command-line state

20:54:09

2015.12.01 Software Installation command line Operation VI