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Build environment Build database table MySQL database is used. Create a new database named task and a new table named student in the task database. Add data to the table as appropriate. The SQL statements for creating tables and adding data are as follows. SET FOREIGN_KEY_CHECKS=0; --Create table DROP TABLE IF EXISTS `student`; CREATE TABLE ...

First, you know what a framework is:          Framework is the reusable design of the whole or part of the system, which is expressed as a group of abstract components and the method of interaction between component instances; Another definition holds that a framework is an application skeleton that can ...

Dependency management Create a springboot project according to the official springboot documentation We import the parent project <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>2.5.4</version> </parent&g ...

POM stands for Project Object Model. It is an XML representation of a Maven project, stored in a file named pom.XML. A project contains not only a collection of files containing code, but also configuration files, as well as the roles of the developers involved and their roles, defect tracking systems, organizations and licenses, and where the ...

1. Set up Nexus private server Environment preparation: OS:        [root@localhost ~]# cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core) JDK Installation Download address:http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html        tar -xzf jdk1.8.0_121.tar.gz mkdir /usr/j ...

In the last article, we implemented a simple IOC container. In this article, we will introduce the implementation of Spring IOC container. 1. Preparation In order to learn the source code implementation of Spring, we need to prepare the source code environment of Spring. At this time, we generally ...

preface Always believe that good things are about to happen background Some time ago, I encountered such a problem when crawling the website data. There is a data source. Because of the large amount of data, it is not displayed on the page, only a download button is provided. Now it is necessar ...

1. ActiveMq coding implementation Create a new maven project corresponding to pom.xml Some contents of the file are as follows. jdk is 1.8 and other configurations are generated automatically. <dependencies> <dependency> <groupId>junit</groupId> <artifactI ...

0 preface   Obviously, Gradle is a powerful build tool, and many articles only treat it as a tool. However, Gradle is not only a powerful build tool, it looks more like a programming framework. The composition of Gradle can be divided into the following three aspects:   1) , groovy core syntax: including groovy basic syntax, closure, dat ...

In addition to oauth and shiro, we learn oauth 2.0 here 1.1 Authentication and authorization are two basic concepts to solve software system security. Authentication is to verify whether the user's identity is legal, and authorization is to verify whether the user has the authority to operate resou ...