maven设置

    
        
     
      org.springframework.boot
         
     
      spring-boot-devtools
         
     
      true
     
    

spring设置

然后在application.propeties中添加spring.thymeleaf.cache = false

Intellij idea中的设置

• File –> Setting –> Build, Execution, Deployment –> Compiler –> check this Build project automatically

• Press SHIFT+CTRL+A (Win/Lin) or Command+CTRL+A (Mac) to open a pop-up windows, type registry

• Find and check this option compiler.automake.allow.when.app.running