Linux

ENGINNEER1.1Basic Mail ServiceQuickly deploy Postfix mail servers:--pack, configure, serve install postfix; default installed configuring postfix, modifying configuration files #ls/ETC/POSTFIX/MAIN.CF#vim/ETC/POSTFIX/MAIN.CF16 Rows

1, locateLocate command and find find files similar function, but locate is through the update program to the hard disk all the files and directory data first set up an index database, in the execution of LOACTE directly to find the index, query

Login sftp-i Key Path user @ip? ~ sftp-i Desktop/aliyun.pem [email protected]Connected to 39.106.30.1Upload file put local path remote pathSftp> put. ssh/*/HomeUploading. Ssh/id_rsa To/home/id_rsa. Ssh/id_rsa 100% 1675 57.6kb/s 00:00Uploading.

Archiving and compression of Linux:1. Space saving2. Facilitate the management of fragmented documentsTar Integrated Backup tool:-C: Create an archive-X: Release Archive-F: Specify the Archive file name-Z,-j,-j: Call the GZ, bz2, XZ format tools for

The grep command in a Linux system is a powerful text search tool that uses regular expressions to search for text and print matching lines. grep full name is global Regular ExprEssion Print, which represents the global regular expression version,

## configuration of the Linux clientZabbix-agent Installation Scripts"'bash#!/bin/bash# Add Zabbix3yum SourceCat > /etc/yum.repos.d/zabbix.repo EOF[zabbix3.0]name=zabbix3.0baseurl=http://mirrors.aliyun.com/zabbix/zabbix/3.0/rhel/7/x86_64/Gpgcheck=0

Prepare file Anaconda: https://www.anaconda.com/download/ I downloaded the latest 64-bit (x86) Installer (524 MB)Then install it in the directory of the downloaded Anaconda installation package Bash anaconda3-5.0.0.1-linux-x86_

Two virtual machines, all to be detected1. is yum available2. Firewall default zone modified to trusted3. Whether the IP address is configured####################################################Samba file Share (shared folder)Samba Software Project–

How to make the system scheduled to complete the task, how to let the system over a period of time to complete a task autonomously, the following will be detailed introduction of the system timing and delay.# # # #一, at command # # # Basic

1. View the System CPU and Memory the information. [[email protected] ~]# Cat/proc/cpuinfo ( view CPU)processor:0Vendor_id:genuineintelCPU Family:6model:142Model Name:intel (R) Core (TM) i5-7200u CPU @ 2.50GHzStepping:9CPU mhz:2712.000Cache

which commandThe purpose of the which command is to search for the location of the executable file in the path specified by the PATH variable . It is generally used to verify that the specified software is installed on the system.(1) command format

One, view directory and file commands CD Change Directory (1) Cd/usr/bin(2) Cd. (.: current directory,...: top-level directory )(3) CD/(4) Cd ~ ( user home directory )2.ls Listing Directory contentsContents: Blue, plain file: Black,

last learned to organize the basic operation of the Linux documentation, today we learn the permissions under Linux:1. Permissions for files or directories chmod:Chmod is mainly used to modify the permissions of files and directories, the main

1, download the Google browser source files. There are many links, the following is a 64-bit version ofHttps://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb2. After the download is complete, run the command at the terminal:sudo

Linux Common Command Daquan (very full!!!) ）I've been working with Linux lately and it's been a good feeling. I think Linux is more troublesome than Windows is a lot of things to command to control, of course, this is also a lot of people like Linux

Parted is a command-line partitioning software similar to fdisk , assuming that we have an unpartitioned hard disk sdb1in the Linux system, here is an example of how to use Parted: parted/dev/sdb1(non-partitioned front device name sdb1) parted

Kotlin is the future of the JVM world, whether you believe it or not, I believed it anyway!Well, if you're not confused, just follow me and learn, haha.A moment to downloadHttps://github.com/JetBrains/kotlin/releases/download/v1.1.51/kotlin-compiler-

Environment:CentOS 6.3MySQL 5.6 (source installation)Problem Description:Mysql.log log is too large, full root directory, after the deletion through RM, the file has been deleted, but the space is not releasedPossible causes:The MySQL process is

Dynamic libraries find path-related problems, which are generally divided into two categoriesFirst Class: The source code to compile the program when you can not find a dependency package problem, and if you happen to be in accordance with its

The direction keys are garbled when vi is used in ubuntu. The backspace key cannot be used. ubuntuvi The direction keys are garbled when vi is used in ubuntu. The return key cannot be used. Problem: In Ubuntu, when vi is initially used and the