Spring Boot Go to pom.xml to see Java and Spring framework version Tools XAMPP Postman Spring Boot Extension Pack VS Code Extension Day 1 RESTful API : Simple CRUD Operation what did i learn? Core concept/architecture of spring framework API Testing with postman Annotations what's next? Error/exception handling: custom error message Unit testing Input validation Day 2 Input Validation and Exception Handling what's next? Entity relationship Recources https://spring.io/ https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/