When I began my internship in web development, stepping into the world of backend development felt both exciting and overwhelming. Coming from a background where my exposure to backend technologies ...

Usually, our applications operate with the current state of a domain object. But sometimes, we need to know the entire history of the domain object changes. For example, we want to know how an order ...

A little over a year ago, when I joined Amantya Technologies as an intern (April 2025), I knew only Java and honestly believed I'd spend my entire career working in Java. Fast forward to today (June ...

Note: These slides refer to a legacy, pre–Spring Boot version of Petclinic and may not reflect the current Spring Boot–based implementation. For up-to-date information, please refer to this repository ...