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How to install and configure mysql 8.0.28 under ubuntu

How to install and configure mysql 8.0.28 under ubuntu

It took a long time to change the password. Record the installation process. Install the ssh service: sudoapt-getinstallopenssh-server. Start the ssh service: servicesshdstart. Install the mysql server: sudoaptinstall-ymysql-server. Install the mysql client: sudoaptinstall-ymysql-client. After the installation is completed, follow It prompts that the password file is found: /etc/mysql/debian.cnf. Viewing the file shows the following: #AutomaticallygeneratedforDebianscripts.D

May 26, 2023 pm 10:34 PM
MySQL Ubuntu
How to implement MySQL master-slave replication based on SSL secure connection

How to implement MySQL master-slave replication based on SSL secure connection

There is a single point of failure in a mysql host in the production environment, so we need to ensure the high availability of mysql. That is, if one of the two MySQL servers hangs up, the other one can immediately take over its work. The principle of master-slave replication is that the master records the binary log. Before each transaction updates the data, the master records these changes in the secondary log. MySQL writes the transaction to the binary log. After the event is written to the binary log, the master notifies the storage engine to commit the transaction. The next step is for the slave to copy the master's binary log to its own relay log. First, the slave starts a worker thread—&

May 26, 2023 pm 05:38 PM
MySQL ssl
What are the top 10 security vulnerabilities used by APT groups?

What are the top 10 security vulnerabilities used by APT groups?

Overview APT attack (Advanced Persistent Threat, Advanced Persistent Threat) is a form of attack that uses advanced attack methods to conduct long-term and persistent network attacks on specific targets. The principle of APT attacks is more advanced and advanced than other attack forms. Its advanced nature is mainly reflected in precise information collection, high degree of concealment, and the use of various complex target system/application vulnerabilities. In order to have a more comprehensive understanding of the cutting-edge results of global APT research, the 360 ​​Threat Intelligence Center sorted out the most important part of APT attacks (security vulnerabilities used by APT organizations). After referring to various APT research reports and research results, Most commonly used by APT attack activities or APT organizations

May 26, 2023 pm 02:54 PM
apt
How nginx+redis realizes session sharing

How nginx+redis realizes session sharing

1. The first step is to install redis. My server is Windows. I downloaded the installation-free version. Just decompress it. The directory is as follows. At the beginning, redis does not require a password by default. If you want to set a password, you can go to the redis.windows.conf file and find requirepass, delete the # sign in front, and set the password after it. 2. Enter the root directory of redis from cmd and type the following command: redis-server.exeredis.windows.conf. In this way, redis can be started. If the startup is successful, the following screen will appear. Of course, you can also modify the conf file and add a password. re

May 26, 2023 pm 12:49 PM
redis session nginx
How to change the web front end to a router

How to change the web front end to a router

First, we need to understand what a router is. A router is a network device that connects multiple networks together and can transmit data from one network to another. It is responsible for deciding how data packets are transmitted between different networks and providing the security and validity required for network connections. Web front-ends refer to people who create and maintain websites by using technologies such as HTML, CSS, and JavaScript. Generally speaking, web front-end developers do not deal with aspects such as network architecture and router configuration. So, how to integrate the web front end

May 26, 2023 am 09:37 AM
git little turtle pull error report

git little turtle pull error report

Git is one of the indispensable tools in daily software development. TortoiseGit (little turtle) in the Git client is also a widely used graphical interface. However, when using Little Turtle to pull code, sometimes you will encounter pull errors. This article will explore and solve this issue. 1. Error prompts When using Little Turtle to pull code, common error prompts include the following: 1. error: cannot spawn sh: No such file or directory

May 25, 2023 pm 09:41 PM
Best SSH Apps developed with PHP

Best SSH Apps developed with PHP

Best SSH Applications for PHP Development In modern software development, SSH has become a very common protocol used to secure data transmission between servers and computers. SSH (SecureShell) is a network protocol used for secure data transfer and command execution between computers. SSH is an essential protocol in server management, remote connections, and data transfer. PHP developers often involve executing some commands on remote servers, such as installing software, starting services, etc. for

May 25, 2023 pm 05:01 PM
应用 PHP ssh
How to build nodejs on Synology nas

How to build nodejs on Synology nas

Building Node.js on Synology NAS allows us to easily run and develop JavaScript applications locally. This article will teach you how to install and configure the Node.js environment on Synology NAS. Step 1: Install Node.js Installing Node.js on Synology NAS is very simple. You just need to follow these steps: 1. Open DSM Control Panel and go to Package Center. 2. Search for "Node.js" on the "Package Center" page, then find and install the "Node.js" software

May 25, 2023 pm 04:03 PM
How to write services in nodejs

How to write services in nodejs

With the development of web technology, front-end work content is becoming more and more abundant, especially the development of single-page applications. And this kind of application usually needs to interact with the server side, get data and update the page. Therefore, the server has also become an integral part of front-end development, among which Node.js is a very excellent server-side development language. In this article, I will introduce how to write services using Node.js, including the following: 1. Install and configure Node.js; 2. Create and start the Node.js service;

May 24, 2023 pm 06:09 PM
golang deployment file

golang deployment file

Golang has gradually become popular in recent years. Its efficient concurrency capabilities and simple and easy-to-use syntax have made it a popular technology in fields such as cloud computing and big data. As Golang becomes more and more widely used in business, how to effectively deploy Golang code and files has become an issue that requires constant attention. In Golang projects, common file deployments include binary files and configuration files. The binary file is the actual executable file we compiled, and the configuration file contains various

May 22, 2023 pm 03:10 PM
What are the scripting methods for Linux?

What are the scripting methods for Linux?

The first line of the code1#!/bin/sh script looks like a comment, but it is not. It specifies which SHELL will be used to execute the next script. The bash, zsh, etc. we usually use are a superset of sh. This script uses sh as the execution shell, which has better portability. code2setenforce02>dev/nullechoSELINUX=disabled>/etc/sysconfig/selinux2>/dev/nullsetenforce is the Linux selinux firewall configuration command, execute setenforce

May 22, 2023 am 08:11 AM
Linux
Installation and use of git under ubuntu

Installation and use of git under ubuntu

Ubuntu is a very popular open source operating system and the choice of many developers. As projects grow and code bases become larger, code management becomes increasingly important. Git is a distributed version control system with the advantages of speed, stability and ease of use. Therefore, it has become the first choice for many teams for collaborative development. This article explains how to install and use Git on the Ubuntu operating system. Installing Git Installing Git in Ubuntu is easy, just run the following command: sudo a

May 20, 2023 pm 01:22 PM
How to send git diagram from mobile phone to computer

How to send git diagram from mobile phone to computer

With the popularity of mobile devices, more and more people use mobile phones for code management. Git is currently the most popular version control system, and many developers use Git to manage their project code. However, sending Git graphs from mobile phones to computers is a common problem because many people don't know how to do it. This article will introduce how to send Git pictures on your mobile phone to your computer. Method One: Send by Email The first method is to send the Git diagram to your computer via email. This is a simple and intuitive method. Step 1: Open your phone’s Mail app

May 20, 2023 am 11:33 AM
How to remote mysql

How to remote mysql

With the continuous development of network technology, remote connection to database has become a part of daily work. As a commonly used relational database management system, MySQL also provides a variety of ways to support remote access. This article will introduce how to remotely connect to MySQL based on security and availability considerations. 1. Configure the MySQL server. Before allowing remote connections, we need to perform some configurations on the MySQL server. The following are some important configuration steps: 1. Confirm that the MySQL service is running. On Linux, we can pass

May 20, 2023 am 09:07 AM

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