1. Write me an API to implement CRUD Operation. 2. Have you ever implemented versioning in your REST APIs? Can you explain the approach you followed? 3. How do you test your Spring Boot API on a different port and switch from HTTP to HTTPS? 4. How do you handle nested objects in Spring Boot, … Read more
In Spring Boot, dependency injection (DI) is handled automatically through a powerful combination of annotations. Here’s how each of these works: 1. @Component 2. @Service (Specialized @Component) 3. @Repository (Specialized @Component) 4. @Autowired ✅ Note: Since Spring 4.3, if there’s only one constructor, @Autowired is optional. 🔁 How It All Works Together: 🧠 In Summary: … Read more
Spring Boot starts with @SpringBootApplication, loads required dependencies using starters, configures them automatically using @EnableAutoConfiguration, and scans for your components using @ComponentScan all this with minimal setup! But there are lots of things happens behind the scenes to simplify development. Here’s a breakdown of the internal working: 1. @SpringBootApplication and main() – Entry Point 2. … Read more