Linux

Linux Apache virtual directory settings Open the/etc/httpd/conf/httpd.conf file, find , and add the following code after : #虚拟目录节点   code is as follows copy code     #设置欢迎界面    directoryindex index.php index.html

The SU command (switch user) switches to another identity user su-#默认是root, the same asSu-root #切换到root用户, and to the root directory, without-switch users onlySu-c ls Root #变更帐号为root并在执行ls指令后退出变回原使用者 The sudo command, super User do, is a privilege

Some times our new VPS installs the GBK program when will discover the garbled problem, below we may use the following method to solve. Find the httpd.conf in the etc/httpd/conf/directory 1. Solution One Find "Adddefaultcharset UTF-8" and Change "

Let me introduce the relevant tutorials The following commands need to be executed with root permission, or you will be prompted for insufficient permissions First determine if the server has ntpdate this software: Which ntpdate if not found, you

A friend on hand has a server that is MYSQL5.1 and needs to be upgraded to 5.5 or more, here to write down the process of upgrading to 5.5 Installing the 5.5-dependent installation package The code is as follows Copy Code

  code is as follows copy code #!/bin/bash lang= ' expr substr" $LANG "1 5 ' if [$lang =" ZH_CN "]; then         status= ' enable ' else         Status= ' on ' Fi   array= (acpid anacron cpuspeed crond network sshd syslog

If you want to set the time to perform work, you can use the directive crontab-e to edit your own timed execution, Crontab will put the user's work settings in/var/cron/tabs. Let's take a look at/etc/crontab's content description: The

The chmod command can change permissions for all subdirectories: To change the permissions of a file: The code is as follows Copy Code chmod mode File|dir To change permissions for all subdirectories:

Modprobe can load specified modules or a group of dependent modules. Modprobe determines the modules to be loaded based on the dependency generated by depmod. If an error occurs during the loading process, the entire group of modules will be

You can use the bind command to learn about the key combinations and functions, or you can specify which key combinations you want to use.SyntaxBind [-dlv] [-f ] [-m ] [-q ]Parameter description: -D: displays the key configuration content. -F

The Linux skill command sends a signal to the program being executed. The preset message is TERM (interrupted), and the commonly used messages are HUP, INT, KILL, STOP, CONT, and 0.Message Syntax:-9,-SIGKILL, and-KILL. You can use-l or-L to list

The Linux renice command is used to specify the priority of one or more processes (one or more based on parameters ).Note: Each Process has a unique (unique) id.Permission: all users.SyntaxRenice priority [[-p] pid...] [[-g] pgrp...] [[-u]

The virtual terminal can be locked by executing the vlock command to prevent other users from using it.SyntaxVlock [-achv]Parameter description: -A or -- all locks a terminal-phase job. If you use this parameter on a full-screen terminal, the

The Linux su command is used to change the identity of another user. Except for the root user, you need to enter the user's password.Permission: all users.SyntaxSu [-fmp] [-c command] [-s shell] [-- help] [-- version] [-] [USER [ARG]Parameter

Gitps (gnu interactive tools process status) is a command used to report and manage program execution. Basically, it reports and manages programs through ps commands, and can also be interrupted at any time through gitps commands, delete unnecessary

The Linux sudo command executes the command as a system administrator. That is to say, the command executed via sudo is like the command executed by the root user.User permissions: users who appear