### Relevant Articles:
- [Spring Boot and Kotlin](http://www.baeldung.com/spring-boot-kotlin)
- [Spring MVC Streaming and SSE Request Processing](https://www.baeldung.com/spring-mvc-sse-streams)
- [Overview and Need for DelegatingFilterProxy in Spring](https://www.baeldung.com/spring-delegating-filter-proxy)
- [A Controller, Service and DAO Example with Spring Boot and JSF](https://www.baeldung.com/jsf-spring-boot-controller-service-dao)