Set up the framework of entry-level ssm

1. Prepared jar package The following picture: Package of mybatis and database connection: Packages for spring and mvc: Other jar packages: spring's jar package can be downloaded from the official website, and other packages can be downloaded from maven's warehouse. You can use maven to configure maven ...

Posted on Sun, 26 Jan 2020 21:50:07 -0800 by tysoncane

Prediction of the cumulative number of confirmed cases of new coronavirus in Wuhan on January 28 using a simple all connected neural network

Code background These days, due to the outbreak of new coronavirus, the number of new confirmed cases every day surprised me to get up in the morning! In order to contribute to the society, we can stay at home and go out less even during the Spring Festival. Major IT enterprises have donated money and ...

Posted on Sun, 26 Jan 2020 21:31:29 -0800 by ollmorris

Druid Connection Pool for Nine SpringBoot 2 Database Access

Why use a database connection pool Do not use database connection pools: For sites with high concurrency, this can cause the following problems: Every web request establishes a database connection, reusing system resources in the same steps Unable to control the number of connection objects created, sy ...

Posted on Sun, 26 Jan 2020 17:23:07 -0800 by heepofajeep

Sprint boot multi regional

The main points of international login are the configuration of properties and the configuration of message.basename in spring properties file configuration (note that ﹣ en ﹣ US represents the language and culture code, which cannot be left out or wrongly written. Finally, the language and culture co ...

Posted on Sun, 26 Jan 2020 09:30:50 -0800 by scorpioy

Transaction Control Using Spring's AOP

Previously, by creating a dynamic proxy, the common code was extracted, which not only achieved transaction control, but also ensured the simplicity of the code.This process is accomplished using Spring's AOP. AOP In the software industry, AOP is the abbreviation of Aspect Oriented Programming, which ...

Posted on Sat, 25 Jan 2020 23:36:55 -0800 by dxdolar

Ultra-detailed SpringBoot basics (review)

SpringBoot Basics (Review) 1. Introduction to SpringBoot 1.1 Advantages and disadvantages of the original Spring Advantages of 1.1.1 Spring Spring is a lightweight alternative to the Java Enterprise Edition (JEE, also known as J2EE).Instead of developing heavy Enterprise JavaBean s (EJBs), Sprin ...

Posted on Sat, 25 Jan 2020 22:03:39 -0800 by VagabondKites

Spring Boot Integration - MongoDB Integration 2 (MongoDB Entity Creation and Simple CRUD)

Front of Article About Versions rely on Edition springboot 2.0.8.RELEASE mongodb 4.0.14 This content is just to introduce the most basic use and configuration of mongodb. As a well-known database, it has quite a lot of advanced usage. It will expand to introduce a lot of content. Of cours ...

Posted on Thu, 23 Jan 2020 21:06:36 -0800 by rusty1001

Spring Cloud learning - link tracking: sleuth

Why Spring Cloud Sleuth is needed Microservice architecture is a distributed architecture, which divides service units according to business. A distributed system often has many service units. Due to the large number of service units and the complexity of business, it is difficult to locate if there a ...

Posted on Thu, 23 Jan 2020 04:48:16 -0800 by LeadingWebDev

Spring boot series uses Mybatis to integrate pagehelper paging plug-in and mapper plug-in

Preface In Article 11 of the spring boot series( Accessing the database using Mybatis ), we have experimented with the development process of generating plug-ins by combining spring boot with Mybatis and Mybatis generator. In fact, there are many excellent and easy-to-use plug-ins for Mybatis, such ...

Posted on Tue, 21 Jan 2020 23:50:57 -0800 by icon4tech

Rabbitmq? Getting started with spring AMQP

3.Spring AMQP 3.1. introduction Sprin t has many different projects, including AMQP support: Spring AMQP page: http://spring.io/projects/spring-amqp Note the description here: Spring AMQP is the abstract implementation of AMQP protocol, while spring rabbit is the specific implementation of the ...

Posted on Tue, 21 Jan 2020 23:28:01 -0800 by unlishema.wolf