花开不合阳春暮

单一应用架构-》垂直应用架构-》分布式服务架构-》流动计算架构微服务两大门派阿里系：Duboo,Zookeeper,SpringMvc or SpringBoot Spring Cloud栈：Spring Cloud,Netflix Eureka,SpringBoot...

@DynamicUpdate注解@Entitypublic class ProductCategory { /** 类目id. */ @Id @GeneratedValue private Integer categoryId; /** 类目名字. */ private String categoryName; /** 类目编号....

表单验证修改Girl类： @NotBlank(message = "这个字段必传") private String cupSize; @Min(value = 18, message = "未成年少女禁止入内") private Integer age; @NotNull(message = "金额必传") private Double...

第一个Spring Boot应用IDEA—>File—>New—>Project—>Spring Initializr @SpringBootApplicationpublic class GirlApplication { public static void main(String[] args) { SpringApplica...

创建项目修改pom.xml<?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:schemaL...

接口public interface ProductCategoryMapper { @Insert("insert into product_category(category_name, category_type) values(#{category_name, jdbcType=VARCHAR}, #{category_type, jdbcType=INTEGER})") ...

客户端代码<script> var websocket = null; if('WebSocket' in window) { websocket = new WebSocket('ws://127.0.0.1：8080/sell/webSocket'); } else { alert("...