Studying programming

Users - This class takes the role of Model which dealing with Data UsersAPIController - Handle request of users and response UsersService - When the application starts, an instance which has @Service annotation is created. - By default, It is a Singleton pattern - Other Class, Service, Controller can be injected by using Dependency Injection. UsersRepository (DAO - Data Acess Object) - Control D..

Creating Spring Boot application with IntelliJ 1. File - New - Project 2. Choose Spring Initializr 3. Choose Type as Gradle Project Maven/Gradle - it is a build automation system, dependency management tool. no need to download dependencies and add it to the classpath.- It creates a starter project. you don't need to create all the individual files yourself. semantic versioning- 0(major version)..