DevTech Insights

Bulkhead Pattern in Java: Resilience4j in Action

Learn how to implement the bulkhead pattern in Java using Resilience4j to prevent cascading failures and improve system resilience with practical code examples.

Spring Boot Profiles: Mastering Environment-Specific Configuration

Learn how to use Spring Boot Profiles to manage environment-specific configuration effectively. Explore YAML, properties, conditional beans, and best practices.

Java Records as DTOs: Best Practices for Clean and Efficient Code

Learn how to use Java Records as DTOs effectively. Discover best practices, validation, mapping, and performance tips to write cleaner code.

Building Real-Time WebSocket Applications with Spring Boot: A Practical Guide

Learn to build real-time WebSocket apps with Spring Boot. Covers STOMP, SockJS, message handling, security, and scaling. Includes code examples.

Handling File Uploads in Spring Boot with MultipartFile: A Comprehensive Guide

Learn how to handle file uploads in Spring Boot using MultipartFile. Covers single/multiple uploads, size limits, validation, and error handling with practic...

Building Custom Spring Boot Starters: When and How

Learn when to build custom Spring Boot starters and how to create them step-by-step with auto-configuration, custom properties, and conditional beans.

Structured Concurrency in Java 21: Virtual Threads in Action

Explore Java 21's structured concurrency with virtual threads. Learn to manage concurrent tasks, improve error handling, and write maintainable async code.

Java 21 Sequenced Collections: Practical Use Cases

Explore Java 21's Sequenced Collections with practical examples. Learn how to simplify code with first/last access, reverse iteration, and more.

Spring Modulith: Building Modular Monoliths the Right Way

Learn how Spring Modulith helps you build maintainable modular monoliths with clear boundaries, enforcing module encapsulation and simplifying evolution to m...

Building GraphQL APIs with Spring for GraphQL: A Comprehensive Guide

Learn to build robust GraphQL APIs with Spring for GraphQL. From setup to advanced features like error handling, pagination, and security, this guide covers...