The program obtained after the text mode login is called shell (Shell),In a Linux system, each device is treated as a file, and each device has a device file name.x [Ctrl] + [Alt] + [F1] ~ [F6]: Text interface login Tty1 ~ TTY6 terminal;x [Ctrl] +
This section mainly learns about users, groups, permissionsPermissions:R,w,xFile:R: Readable, you can view the contents of the file using commands like CatW: writable, can edit or delete this fileX: Executable, exacutable, can be submitted to the
Introduced
In a Linux operating system, any file belongs to a specific user, and any user is affiliated with at least one user group. Whether the user has access to a file, read-write and execution, the system is strictly constrained by the
Now my server is logged on as follows:#whoUSER TTY from [email protected] IDLE jcpu PCPURoot pts/0 192.168.153.72 14:52 10.00s 0.00s 0.00s WRoot pts/1 192.168.153.72 14:52 0.00s 0.00s 0.00s-bashNow I'm a user on the pts/0, I'm going to kick off PTS/1
Linux System Configuration Nic methodMethod One: Set up the network card via the Setup command[[Email protected] ~]# Setup650) this.width=650; "style=" Float:none; "title=" 1.png "src=" http://s3.51cto.com/wyfs02/M00/75/44/ Wkiol1y0xvoxi3bvaac2w18xh9
Operating System:centos 6.5 64bitSSH Clients:putty/puttygen1) Installing the SSH service#yum install-y openssh-server//install SSH service #/etc/init.d/sshd start//start SSH Service #netstat-anpt | grep sshd//To see if it started successfully2)
Linux Installation ProblemsLinux Installation
Install linux on a virtual machine
There are many problems with installing linux using virtual machines. In fact, the installation of linux is basically similar to the installation of windows.
We only
Rapid installation and deployment of DRBD
DRBD is favored by O & M personnel for its open source, simple, efficient, and outstanding performance. The main function is to synchronize Images Between Two device blocks of the same size on different
How to uninstall mysql in linux1. Check whether the mysql Command was installed before: rpm-qa | grep-I mysql instructions before the installation: MySQL-client-5.5.25a-1.rhel5MySQL-server-5.5.25a-1.rhel5 2, stop mysql service, delete the mysql
Understanding and learning shell, understanding and learning shell
The linux terminal executes commands through the bash environment. Bash includes setting and using variables, constructing the bash operating environment, and redirecting data
How to thoroughly uninstall mysql in linux
How to uninstall mysql in linux1. Check whether mysql is installed before.
Command: rpm-qa | grep-I mysql
Note:MySQL-client-5.5.25a-1.rhel5MySQL-server-5.5.25a-1.rhel52. Stop the mysql service and
Python + Apache + mod_wsgi + Django configuration (python2.7) and mod_wsgidjango in Window
Try to build a web page using python in windows and linux, this article mainly describes the problems and solutions encountered during the configuration of
An error occurred while installing gcc-c ++. The gcc-cgcc version is in conflict with the original gcc version.
The following error is reported when gcc-c ++ is installed in Centos 6.7:
Resolving Dependencies--> Running transaction check---> Package
Linux File structure/: Root directory. All directories, files, and devices are under/./is the organizer of the Linux File System and the highest-level leader. /Bin: bin is the abbreviation of binary. Common linux commands can be found in this
DNS service detailsDNS Domain Name Server 1. Structure 2 of this Chapter. Domain Name System 1. Forward DNS system resolution: Find the corresponding IP address for reverse resolution based on the host name (Domain Name: search for the corresponding
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