Programmer Think

1, Introduction to Seata Seata is an open source distributed transaction solution, which is committed to providing high-performance and easy-to-use distributed transaction services. Seata will provide users with AT, TCC, SAGA and XA transaction modes to create a one-stop distributed solution for users. 2, Software version Software edition ...

Remember that the paging framework should have been used in version 2.0. But to be honest, if I want to realize paging Dehua, I must first write a lot of code and go around. No matter how encapsulated, the amount of code will not be small. Layering is clear to the dog. However, at present, we are so busy that we can't use it out of the box. I r ...

1, What is Zuul? Zuul is an open source API Gateway server of netflix. It is essentially a web servlet application. The core of Zuul is a series of filters, which can be compared with the Filter of Servlet framework or AOP. Zuul can realize the following functions by loading the dynamic filtering mechanism: Verification and security: Ide ...

I Microservices 1. Single architecture and distributed architecture Monomer architectureDistributed architecture The system is split according to business functions, and each business module is developed as an independent project to become a service advantage: Disadvantages: the strength of service splitting, how to maintain the address of se ...

Eureka highly available Client retry mechanism: retryableeureka httpclient Here are a few questions I asked myself when I read the source code. First put them forward. I hope people who read this article will read them with questions, and then preliminarily introduce the EurekaHttpClient system. Later, I will talk about RetryableEurekaHt ...

In development, we often encounter some requirements about delayed tasks. for example If the order has not been paid for 30 minutes, it will be automatically cancelled 60 seconds after the order is generated, send a text message to the user For the above tasks, we give a professional name to describe, that is, delayed tasks. Then a question ...

1, Pure Mybatis is integrated with Mybatis plus. 1. Import dependency <?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://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"&gt ...

1, eureka 1. Server pom file Add Eureka server <!--eureka-server--> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-netflix-eureka-server</artifactId> </dependency> yaml file # eureka clusters register with each ...

1, Eureka overview Spring Cloud Eureka implements the function of service governance. Eureka provides server and client. The server is Eureka service registry. The client completes the registration and discovery of microservices to Eureka services. Relationship between server and client 1,Eureka Server It is the server, which is res ...

backgroundAt present, the company still has many front-end and back-end projects (hereinafter referred to as FM projects). The development students can only jointly debug the alpha environment locally. However, after the project is transferred to the test and performance, the jira orders proposed by the test students are all hwbeta and gamma en ...