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Interface display Highlights: The color and length of the card can be changed randomly, and the page length layout can be adaptive. Users can click like. Get ready MySQL A message table:Message: message content; username: processed by the backend. If the submitted one is empty, set the name to ...

Spring learning precipitation Basic concepts Reactive && Servlet Reactive Servlet Spring annotation summary Assembly bean Configuration class Config Bean Test class Source learning Dependency injection and inversion of control (spring container) Application context BeanFactory Bean ...

Let's talk about what I mean by waterfall layout here: There are N textviews, or other views, arranged one by one. Unlike LinearLayout, you can wrap lines Take a look at the picture. Otherwise, it's unexpected. The picture is as follows: Don't think about it. There must be no existing View to use, because you don't know h ...

The last chapter Spring Cloud exploration | distributed configuration center (Config Server) >, and then explain the configuration process of Config Client. Spring Cloud Config Client configuration process 1. pom.xml add dependency <parent> <groupId>org.springframework.boot</groupId> <artif ...

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 ...

Preface When developing an application system, exporting files is a necessary function. I've used the import and export functions of POI, easyexcel and other tools before, but I always feel that it's too troublesome, there are too many codes, and I don't think it's very easy to use them. Today, I'd like ...

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 ...

1: This article only aims at the scavenging payment of the third-party native pc platform 1. Noun Interpretation: 1, WeChat Public Platform The WeChat public platform is the WeChat public account application entry and management background.Merchants can submit basic data, business data and financia ...

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 ...

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 ...