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brief introductionCli provides simple and fast development of command line functions.Setting parameters and configurations by command is a basic requirement in applications.Cli can help you quickly build command line functionality. install go get github.com/urfave/cli Simple example package main import ( "fmt" "os" "github.com/ur ...

This article is the blog Mysql Series II: CentOS 7.4 install Mysql 5.7.28 source code There are many ways to install mysql. Take Centos7 as an example, you can download the compiled binary code on the official website for installation, and you can download the rpm package on the official website for installation. In this paper, we introduce th ...

Introducing dependency Spring cloud b2b2c e-commerce social platform source code Please add Penguin: 103874626. The dependency of introducing mybatis spring boot starter in pom file: <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter<artifactId> <v ...

1. Writing format of yml configuration file The format is a property name separated by '.' in a normal configuration file, which is': 'and newline. Example: //Common format spring.datasource.driver-class-name=com.mysql.jdbc.Driver //yml format spring: datasource: driver-class-name: com.mysql.jdbc.Driver Note: 1. The annotation format i ...

Preface We are familiar with the bastion machine (springboard machine). In order to ensure the security of the server, we add a bastion machine. All ssh connections are completed through the bastion machine. The bastion machine also needs to have identity authentication, authorization, access control, audit and other functions. Jumpserver is t ...

Made By Herolh Catalog [TOC] 1. What is MySQL Server side Client Mysql database MySQL is the most popular relational database management system, and MySQL is one of the best RDBMS(Relational Database Management System) application software in WEB application. It is developed by MySQL AB company in Sweden and currently belongs to Oracle co ...

talk is cheap,show you my codeSource code: springboot-mysql-crud 1. Create a springboot project 2. Import related dependencies <?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://mave ...

Main steps Add dependency on mybatis Configure data source information in the configuration file Write the mapping file of the pojo mapper interface maper Manually configure package scanning of mybatis Add @ MapperScan to the main startup class 1: import dependency <dependency> <groupId>org.mybatis.spring.boot</groupId> ...

Redis implements that each service connected to websocket is bound to a unique user. Save to redis through user account = websocket fd. mysql implements the offline message pool. If a user is not online, messages sent to him by other users are temporarily stored in mysql. When the user is online, it is taken out from the offline message pool an ...

This article still uses xftp to upload gz files, and then operates on xShell. If you do not install these two files, please refer to the previous blog. 1. Upload the downloaded file to the corresponding location with xftp.   2. Unzip the file: tar-zvxf-mysql-5.7.28-linux-glibc2.12-x86_.tar.gz 3. Create mysql folder under / usr/local folder m ...