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Articles tagged with #backend
Authentication is one of the most critical responsibilities of a backend system. Every secure application — from banking apps to social media — must answer one simple question: 👉 “How do we know this request is coming from the right user?” Two of th...
Session management is a core part of almost every web application. It helps the server remember who the user is, what they are doing, and what state they are in between HTTP requests. One common approach—especially among beginners or early-stage syst...
Spring Boot is a powerful framework built on top of Spring that simplifies creating production-ready applications. At its core, Spring Boot heavily relies on annotations to reduce boilerplate code and enable auto-configuration. Understanding these an...
When you first start learning backend development, you’ll often come across a folder structure that looks something like this: controller/ entity/ repository/ service/ If you’re new, this might feel confusing. What do these folders mean? How are the...
This chapter will take you from installing MongoDB to integrating it into Spring Boot, explain the differences between JPA/ORM and document databases, cover relationships with @DBRef, transactions, ResponseEntity best-practices, Lombok, and connectin...
