候选人：嗯~~Spring Boot的核心注解是@SpringBootApplication , 他由几个注解组成 :@SpringBootConfiguration： 组合了- @Configuration注解，实现配置文件的功能；@EnableAutoConfiguration：打开自动配置的功能，也可以关闭某个自动配置的选项@ComponentScan：Spring组
3、SpringBoot Springboot是一个微服务框架，延续了spring框架的核心思想IOC和AOP，Spring Boot简化了Spring...
What is Java Spring Boot? What is Spring Boot in Java? What's the difference between Spring and Spring Boot? Is Spring Boot a backend system? What are the benefits of Spring Boot? Where can I find Spring Boot tutorials for beginners?
解决方案: 设置【项目用户】,如图: 找到改java项目编辑,右侧点击【设置】,找到项目用户,选择【root】,切记其他用户权限不行,设置完成后点击保存,如图: 至此项目状态运行正常,简简单单一个问题搞了我一下午,我是真服了,整的我一点脾气没有,正因为不熟悉java也不知道这个不能运行是权限不足,我不懂正常同事居然也...
user.setQuestionCount(0); user.setCommentCount(0); user.setActive(0); user.setAvatarUrl("https://pic.imgdb.cn/item/60a9dd9135c5199ba7deab59.jpg");Stringtoken=UUID.randomUUID().toString(); user.setToken(token); userMapper.insert(user); ...
import org.springframework.beans.factory.annotation.Autowired;import org.springframework.web.bind.annotation.*;import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;import com.example.demo.entity.Question;import com.example.demo.service.QuestionService;@RestController ...
new关键字创建,由GC回收。VO是值对象,精确点来说,它是业务对象,存活在业务层,由业务逻辑使用,其存活目的就是给数据提供一个生存地。 主要对应界面显示的数据对象。对于一个WEB页面,用一个VO对象对应整个界面的值。 VO的属性是根据当前业务的不同而不同的,也就是说,它的每一个属性都一一对应当前业务逻辑所需要...
源代码中存在大量的强制类型转换: User user = (User) this.userMapper.selectById(question.getTeacherUserId()); // 多余的强制类型转换 User user = this.userMapper.selectById(question.getTeacherUserId()); 1. 2. 通过idea 的代码分析功能全局处理:...
38 More question will be added soon... Introduction What is Spring Framework? Spring Framework is an open source application framework. We can also say that it is a lightweight inversion of control(IoC) container and aspect-oriented container framework for the Java platform. Spring handles the ...
It seems that many people have encountered it, just click a few and enter, the solution provided by Isshiki is to exclude the jar package where the converted class is located from the hot deployment of springboot devtools, which is obviously not the solution. The question is correct. First ...