Programmer Think

1, Add startup dependency Add dependency in maven file of spring boot project as follows: <properties> <java.version>1.8</java.version> <druid.version>1.1.13</druid.version> <mybatis.version>2.1.0</mybatis.version> <druid ...

Views on several methods of dependency injection in spring IOC(inversion of Control): It is an inversion of the direction in which resources are acquired by the container that actively provides the resources acquired by the component, rather than being created by the container itself.All the compo ...

order This article mainly studies ribbon timeout settings To configure Example ribbon: ReadTimeout: 10000 ConnectTimeout: 10000 MaxAutoRetries: 0 MaxAutoRetriesNextServer: 1 eureka: enabled: true RibbonClientConfiguration spring-cloud-netflix-ribbon-2.0.0.RELEASE-sources.jar!/org/springframework/cloud/netflix/ribbon/RibbonClientC ...

Generalization The main serialization methods of redis are string serialization, json serialization, xml serialization, jdk serialization. The implementation classes of org.springframework.data.redis.serializer.RedisSerializer can be consulted. For json serialization, jackson serialization is the official implementation, and fastjson has corre ...

1. Preface What is the difference between websocket and socket.io? websocket A technology for two-way real-time communication between client and server While mainstream browsers already support it, there may be incompatibilities when using it Suitable for client and node-based server use socket.io Encapsulate WebSocket, AJAX, and other comm ...

From other frameworks, we have our own configuration files. hibernate has hbm, mybatis has properties, and SpringBoot also has global configuration files. Spring boot uses a global configuration file, and the name of the configuration file is fixed. (you can start by yourself, but you need to specif ...

Learning route 1. container spring believes that all components should be placed in the container and used through the automatic assembly of the containerWhen developing based on annotations, the configuration class is the same as the previous configuration file @Configuration indicates that this is ...

There are many sub-systems in the distributed system, and these sub-systems are deployed in different servers, so it is impossible to use the traditional session mode, we need to use the related single sign on technology to solve it 1. What is single sign on Single Sign On, or SSO for short, is one ...

Using DDD to develop the classification module of e-commerce system. We will discuss two commodity classifications in e-commerce system, namely, the commodity classification of e-commerce system category and the commodity classification customized by merchants. The domain model is used to implement thes ...

1, Initialization process of dispatcher Servlet The dispatcher servlet inherits the HttpServletBean class, which contains the initialization method init(), whose code is as follows: /** * Map config parameters onto bean properties of this servlet, and * invoke subclass initialization. * @throws ServletException if bean properties are in ...