Why this repository matters

This repository contains practical code examples used across tutorials on attacomsian.com. Developers use these examples to learn Java, Spring Boot, Node.js, JavaScript, MongoDB, Thymeleaf, REST APIs, Spring Data JPA, and related backend development topics.

Maintenance goals

• Keep examples compatible with current Java, Spring Boot, Node.js, and dependency versions
• Improve setup instructions for beginners
• Add tests where useful
• Review pull requests and issues from learners
• Improve security and dependency hygiene