How to Build a Multi-Layer Cache with Caffeine and Redis in Spring Boot
Learn how to combine Caffeine and Redis in Spring Boot for microsecond reads, lower latency, and cross-instance cache invalidation.
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Java
Expert Java tutorials, guides, and best practices for Java engineers.
Java Spring Boot and ZooKeeper for Dynamic Configuration and Leader Election
Learn how Spring Boot and ZooKeeper enable dynamic configuration and leader election to prevent downtime and improve resilience in microservices.
Java Spring Modulith Guide: Build a Modular Monolith That Scales Without Microservices
Learn how Spring Modulith helps you build a modular monolith with enforced boundaries, events, and simpler scaling. Start structuring better today.
Java Spring Boot with Apache ZooKeeper: Real-Time Config, Discovery, and Distributed Locks
Learn how Spring Boot and Apache ZooKeeper enable real-time config updates, service discovery, and distributed locks without restarts.
Java Contract-First API Development with OpenAPI 3.1 and Spring Boot
Learn contract-first API development with OpenAPI 3.1 and Spring Boot to prevent doc drift, generate code, and validate contracts faster.
Java How to Integrate Spring Boot with Eclipse MicroProfile for Enterprise Microservices
Learn how to integrate Spring Boot with Eclipse MicroProfile using health checks, metrics, JWT, and fault tolerance for smoother microservices.
Java Spring Boot Distributed Locking with Redisson: Prevent Race Conditions in Microservices
Learn Spring Boot distributed locking with Redisson to stop race conditions, prevent overselling, and secure payments across microservices.
Java Spring Boot Validation Pipeline: Groups, Custom Validators, and Cross-Field Rules
Learn to build a Spring Boot validation pipeline with groups, custom validators, and cross-field rules for cleaner, safer, maintainable APIs.
Java Spring Modulith for Modular Monoliths: Build Clean Boundaries Without Microservices Overhead
Learn how Spring Modulith helps you build a modular monolith with enforced boundaries, events, and tests—without microservices complexity.
Java Apache Geode with Spring Boot: Build a High-Performance Distributed Cache
Learn how Apache Geode with Spring Boot powers distributed caching, session storage, and real-time events for low-latency apps.
Java Blue-Green Deployment with Spring Boot, Kubernetes, Istio, and Gateway for Zero-Downtime Releases
Learn blue-green deployment with Spring Boot, Kubernetes, Istio, and Spring Cloud Gateway to achieve zero-downtime releases and instant rollback.
Java Spring Boot 3 GraalVM Native Image Guide for Faster Startup and Lower Memory
Learn how Spring Boot 3 with GraalVM Native Image cuts startup time and memory usage dramatically. Build faster, leaner cloud-native apps.
Java How to Trigger Apache NiFi Flows from Spring Boot for Scalable Data Pipelines
Learn how Spring Boot and Apache NiFi work together to automate scalable data pipelines with REST APIs, monitoring, and secure orchestration.