Generating Excel files programmatically can be a critical requirement in many business applications. In this guide, we will explore how to create Excel files using Apache POI in a Spring Boot application. We will walk through the layers of the application, from the controller to the service layer, providing a Read More
Java 21 introduces several new features and enhancements. Here are some of the key updates with detailed descriptions: 1. Pattern Matching for switch This feature enhances the switch statement and expression to use pattern matching. It allows more concise and readable code when handling multiple conditions and types. 2. Record Patterns Record patterns Read More