Securing RESTful APIs with OAuth 2.0 and Spring Security
A hands-on guide to securing RESTful APIs using OAuth 2.0 and Spring Security. Learn token-based authentication and implementation best practices.
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Handling 1 Million Messages per Second with Kafka & Spring Boot
Views: 10Mission: Real-Time Throughput at Scale Bob, our favorite builder, now works at a fast-growing fintech company. His task? Build a real-time transaction processor that can handle 1 million messages per second. This isn’t your typical “Hello World” microservice. This is the real deal — Kafka + Spring Boot + production-grade tuning. What You’ll Learn ✔ Kafka architecture that…
Microservices vs Monolith in 2025: Why We Reverted
Views: 8Bob’s Story: Spaghetti Code at the Pizza Shop In 2023, Bob opened a futuristic pizza chain.He was told microservices were the way to go.So he split everything into services: The first few months? Great.Fast deploys, cool architecture diagrams, CI/CD pipelines everywhere. Then… things got weird. “We’re engineers,” Bob said. “Not babysitters of YAML files and…
Understanding the Dependency Inversion Principle in Java
Views: 52Introduction to the Dependency Inversion Principle (DIP) Understanding DIP The Dependency Inversion Principle (DIP) is the “D” in the SOLID principles, and it emphasizes the importance of decoupling in software design. DIP states that: In simpler terms, DIP encourages the use of interfaces or abstract classes to invert the direction of dependencies. Instead of…
Java 21 ZGC vs G1GC vs Parallel GC: Which One is Best ?
Choosing the right garbage collector can make or break your Java app’s performance. This guide dives into ZGC, G1GC, and Parallel GC in Java 21—benchmarking their throughput, latency, and efficiency to help you pick the best fit for high-performance systems.
Using AI & Machine Learning in Spring Boot
Discover how to supercharge your Spring Boot backend with real AI power. This guide walks you through integrating OpenAI’s API and TensorFlow into your Java apps—turning your server into a brain that learns, reasons, and responds intelligently.
How to Debug Java Applications Like a Pro
Master Java debugging like a pro. In this guide, we dive deep into advanced JVM profiling tools, memory analysis, and thread inspection to fine-tune your application’s performance.
Kafka Consumer Patterns in Spring Boot: Best Practices for High-Performance
Follow Bob’s journey through the world of Kafka consumer patterns in Spring Boot. Learn the differences between @KafkaListener, manual acknowledgment, and reactive consumption strategies—all illustrated with real-world analogies and performance tips.