Learn how to upload files using Spring’s RestTemplate. >>>
The Spring framework is a very vast project that supports building modern applications, mainly enterprise web server applications. Have a look through a list of in-depth tutorials on the various Spring modules, including Spring MVC, Spring Security, Spring Cloud and many more.
Learn how to customize application’s authentication failure handler by using the Spring’s AuthenticationFailureHandler interface. >>>
Learn how to use Flapdoodle’s embedded MongoDB solution together with Spring Boot to run MongoDB integration tests smoothly. >>>
Learn how to manipulate the HTTP response using the ResponseEntity class. >>>
Have a look at the @ResponseStatus annotation and how to use it to set the response status code. >>>