When you configure MySQL, you make a global variable, with fewer "$" symbols, which causes all commands to be executed.At first I couldn't figure out why all the orders couldn't be executed.650) this.width=650; "title=" Capture 1. PNG "alt=" wkiom1hedpbgm7dvaabdut-iyuc293.png-wh_50 "src=" http://s5.51cto.com/wyfs02/M00/8B/FB/ Wkiom1hedpbgm7dvaabdut-iyuc293.png-wh
Shell translates into shell meaning, it is wrapped in the Linux kernel layer, a series of Linux commands can be issued to the operating system related instructions to the human-machine interface. The shell can combine a series of Linux commands with its conditional statement
Common Linux Network commands and linux commands
1. tracepath
Tracepath traces the network path of the specified destination address and provides each hop on the path ). If your network is faulty or slow, tracepath can find out where the network is broken or slow.
Command Format:
Traceroute [-dFlnrvx] [-f
Command para
Several common Linux commands and common Linux commands
Ls
Purpose: view files in the directory
Format: directly view the current directory by ls, or the ls parameter/directory name.
Parameter:-l View Details
-A: Show Hidden Files
. Indicates the current directory
.. Parent directory
-G: Mark different types of files w
Summary of common Linux commands (5) disk management and common linux commands
Disk Management
Command
Option
Annotation
Example
Df
[Option]
Display disk space usage
Displays the disk space as an employee, in MB: df-M
-I
Display Results Using i
Linux Security Basics: network configuration commands and linux basic configuration commands
1. ifconfig view and configure network interface information(1) set an IP addressIfconfig eth0 192.168.0.1(2) temporarily disable or enable the NICIfconfig eth0 downIfconfig eth0 up(3) set the subnet maskIfconfig eth0 netmask 2
Linux
Backup and compression commands
TarCommand
Tar can create files and directories. Using tar, you can create a file (backup file) for a specific file, change the file in the file, or add a new file to the file. Tar was originally used to create files on tape. Now, you can create files, such as floppy disks, on any device. Using the tar command, you can package a large number of files and directories in
; disk performance countersDllhost.exe> main processes of all com applicationsDllhstanc.exe>Dmadmin.exe> disk management serviceDmremote.exe> part of the disk management serviceDns.exe> DNSDoskey.exe> Create a macro using the command lineDosx.exe> dos ExtensionDplaysvr.exe> RUN help directlyDrwatson.exe> Dr Watson error detectionDrwtsn32> system doctorDrwtsn32.exe> display and configuration management by Dr. WatsonDtcsetup.exe> installsmdtcDvdplay.exe
Common Linux commands and common Linux commands
If some commands are not commonly used, you can't remember them. Every time you use them, you need to query them. Here we record some commands:
(1) tar
Decompress:
Tar-xvzf filename.
Common Linux commands (8) and common linux commands
Linux touch commands are not commonly used. They are generally used to modify the file timestamp or create a new file that does not exist.
1. Command Format:
Touch [Option] File
Common Linux commands (24) and common linux commands
Chown changes the owner of a specified file to a specified user or group. The user can be the user name or user ID, and the group can be the group name or group ID; files are separated by spaces to change the permission list. Wildcards are supported. The system admin
The following describes the basic Linux command df and the du command parameters in linux. I hope this will be helpful for your learning. Df command parameters in linux: In linux, df command parameters are used to view the status information of the Linux file system, and dis
Compression and decompression commands:
. Gz
1. gzip [GNUzip]:/bin/gzip
Gzip option [file] // compressed file,The extension name after compression is .gz.Is the most common and traditional tool in Linux.
// Common software source code package formats
Features: 1) only files can be compressed and directories cannot be compressed.
2) do not retain the original file
E.g. gzipnewfile
2. gunzip [GNUzip]:/bin/gun
Srvctl is a tool for Oracle RAC Cluster configuration management. This article is a reference document detailing all the commands for Srvctl. SRVCTL ADD Add configuration information for a database or instance. In the Add instance, the name specified with-I should match the instance_name and Oracle_sid parameters. SRVCTL Add database-d database_name [-M Domain_name]-o oracle_home [-S SPFile]
Tags: des style http color using OSTurn from:querying the underlying tables for all references in a view using SQL commandsUsing SQL commands to query all referenced base tables in a view before having written how to exploit all referenced tables in SQL query view this method does not identify
Findstr can do the job.FINDSTR/S/I "string" * *The above command indicates that the string is found in all files in the current directory and all subdirectories of the current directory.*. * represents all types of files./s represents the current directory and all subdirectories/I means case insensitiveYou can use this
View the summary of system load-related commands in Linux, and view load commands in linux
How to check whether the system is loaded
W: View the overall load command of the system. It mainly focuses on the load average value, indicating the average load value of the system within 1 minute, 5, and 15 respectively. Gener
Linux MySql commands and Linux MySql commands
1. Install the MySql server command:Yum install mysql-server
Yum install mysql-devel
2. Install the MySql client
Yum install mysql
3. Start the service
Service mysqld start or/etc/init. d/mysqld start
Stop:Service mysqld stop
Restart:Service mysqld restart
4. Creat
Help for common linux commands and help for common linux commands
Command name: man
Purpose: help information of commands and configuration files (no absolute path is required)
Mainly view the name and search parameters
There are several types of help: 1. Command help. 5
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