The most common basic commands for Linux

Linux CentOS Common Command **************************///

Install centos6.6 with GNOME desktop

CTRL + C terminates the current command

CTRL + Z Pause

Exit returns

Start Firefox: Firefox & (The role of & is placed in the background to do)

Get root: Su root or Su-switch to new environment

sudo: Executing commands with Administrator status

ID: Get user information

Modify User password: passwd

Shutdown-h now immediately shuts down the machine

Shutdown-r now restart

View list: Ls-a

To view the status of a firewall: service iptables status

When the root tree structure: All files are present in the "/" directory

Strict case sensitivity in the file system

Shut down firewall: Service iptables stop

Open: Start

View linked users: Who

Ctrl+r: Search for historical records

PWD Displays the current working directory

Ls-a Show all files including hidden files

Ls-l Show file Details

File +file Name: file name

Files that start with a dot are hidden files, which are typically configuration files

The blue font is the directory

Top level directory:.

Current directory:.

Basic management and operation of files ********//
CP original file to destination folder
-R Copy Folder
-V Show More information

Create folder: Touch linuxcast (file name)

The folder in the root directory means:

Bin: Executable file (command)

Boot: Boot directory (boot and boot of the operating system)

Dev: Pumping hardware configuration

ETC: all the configuration files

Home: Folder directory, user data for each user

View current system time: Date

Poweroff immediately shut down the machine
Reboot immediate Restart

Command zip to compress files
Zip linuxcast.zip (compressed file name) files to compress

I: Enter edit mode
Esc+:wq Save
: Q exit
: q! Force quit do not save changes

Delete folder: Rm-r folder name

Delete File: RM file name

/usr/local: The main store is the software that is installed manually, that is, not through "new" or Apt-get installed. It has a similar directory structure to the/usr directory. Let the package Manager manage the/usr directory, and put the custom script (scripts) under the/usr/local directory, I think this should be a good idea.

jdk1.7.0_79

Mv/usr/jdk1.7.0_79/usr/local
Cut the JDK file under the USR directory to the local folder of the USR file

Cat file Name: Display the contents of a folder

View host IP Address: ifconfig

MV jdk1.7.0_71/usr/local/move changes files to a different usr/local folder

The most common basic commands for Linux