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Catalogue 1, Foreword 2, About SimHash Supplementary knowledge 1) What is Hamming distance 2) Application of Hamming distance 3) What is edit distance 3, Geometric significance and principle of SimHash algorithm 1) Geometric significance of SimHash algorithm 2) Calculation principle of SimHash III) text similarity calculation 4, Java ...

Ribbon principle analysis Ribbon uses interceptors to realize remote invocation of services. The source code is as follows: public class LoadBalancerAutoConfiguration { @LoadBalanced @Autowired(required = false) private List<RestTemplate> restTemplates = Collections.emptyList(); @Autowired(required = false) private List<Lo ...

1, Introduction, chat and course description 1. Course content (SpringCloud + SpringCloud alibaba) 2. Technical requirements      java8+maven+git,github+Nginx+RabbitMQ+SpringBoot2.0 3. Listen to the audience and climb the stairs at the beginning Students: Zero foundation + non subject class + liberal arts sister JVM/JUC/GC/Nginx... Stage ...

Springcloud (VI) - teach you how to build the SpringCloud Config configuration center   Reprint: Renaissance_ https://www.jianshu.com/p/f85733ef2819 When there are too many microservices, the configuration of each microservice is difficult to manage centrally. SpringCloud Config implements centralized configuration management through git ...

Spring Cloud Stream message driven integration RabbitMQ 1. What do you do? At present, there are too many message oriented middleware MQ used (for example, java uses RabbitMQ, while the background big data uses Kafka). Is there a new technology to make us no longer pay attention to the details of specific MQ? We only need to use an adaptive b ...

Annotation function integration So far, there are a few customized annotations on the entry class of each micro service module, such as the entry class of Elsa server demo module: @EnableDiscoveryClient @SpringBootApplication @EnableGlobalMethodSecurity(prePostEnabled = true) //Annotation indicating permission to open Spring Cloud Security @E ...

preface This article is a supplement. The previous Spring Cloud Gateway was integrated with Eureka as the registry. See< Service Gateway >Now let's talk about the integration of Spring Cloud Gateway and Nacos. This article only introduces the integration of Gateway and Nacos. Please combine< Service Gateway >You will gain more by w ...

Hystrix service degradation First, open Hystrix in the startup class and add @ EnableHystrix annotation on the startup class Demote with @ HystrixCommand annotation service degradation @FeignClient(value = "dm-admin-service", fallbackFactory = AdminFeignServiceFallbackFactory.class) public interface AdminFeignService { @RequestMapping ...

Ribbon is a client-based load balancing tool based on Netflix Ribbon. The main function is to provide a client-side software load balancing algorithm to connect Netflix's intermediate services together. Ribbon's client components provide a complete set of configuration items, such as connection timeouts, retries, and so on. Simply put, i ...

1, Construction of project basic configuration 1. Create a configuration center client project Introducing nacos dependency <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-starter-alibaba-nacos-com.nacos.config</artifactId> </dependency> 2. Create two profiles bootst ...