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Java 21 Structured Concurrency (Incubator): A Practical Guide with Real-World Examples
1. Introduction Structured Concurrency, introduced as an incubator feature in Java 21, is a modern approach to managing multiple concurrent
Java 21 Sequenced Collections Explained: Ordered List, Set, and Deque for Real-World Applications
1. Introduction Java 21 introduced a powerful enhancement to the Collections Framework called Sequenced Collections. This feature provides a standardized
Java 21 Pattern Matching for Switch – Real-World Guide with Practical Examples
Java 21 Pattern Matching for Switch – Real-World Guide with Practical Examples 1. Introduction Java 21 brings powerful language improvements,
Spring Boot Testing Annotations Explained
1. Introduction In modern Spring Boot applications, testing is an essential component of maintaining reliability, ensuring correctness, and accelerating feature
Spring Boot Validation & Security: Complete Guide
1. Introduction Input validation and authorization are two critical pillars of secure backend application development. In Spring Boot, these capabilities
How to Use Spring Data JPA: Complete Guide to @Entity, @Repository, and JPA Annotations
1. Introduction Data access is a core requirement in any enterprise application. Spring Boot simplifies database interaction through Spring Data
How to Use cacheSignal in React 19: Complete Guide to Server Component Caching
1. Introduction React 19 introduced a powerful new API called cacheSignal for Server Components. As modern React applications rely heavily
How to Use the useEffectEvent Hook in React 19: A Complete Technical Guide
1. Introduction React 19 introduces several improvements to state and side-effect handling, and one of the most notable additions is
How to Use the React 19 <activity> Activity Component: Full Guide with Real Examples</activity>
1. Introduction React 19 introduced several new capabilities aimed at improving performance, interactivity, and developer experience. One of the most
Designing Scalable Event-Driven & Reactive Microservices Architecture in Spring Boot
1. Introduction In today’s fast-paced software landscape, systems must be responsive, scalable, and maintainable. Traditional monolithic architectures often fail to
Building Cloud-Native and Serverless Applications with Java and Spring Boot
1. Introduction As enterprise systems continue to scale and evolve, traditional monolithic Java applications often struggle to meet modern performance,
Scaling Spring Boot on ECS with a Shared PostgreSQL Database: Patterns for Safe Concurrency
Multiple identical application containers talk to a single Postgres DB. Without coordination you risk: Goal: ensure correctness (no data corruptionAll Stories
React Server Components Explained: A Complete Guide to Hybrid Rendering in 2025
1. Introduction React has continuously evolved to enhance performance and developer experience. With the release of React Server Components (RSC)
Cloud-Native Java with GraalVM and Quarkus
1. Introduction The modern cloud landscape demands applications that are fast, efficient, and scalable. Traditional Java applications, while robust, often
Spring Boot’s Integration with AI and Observability Tools
1. Introduction Spring Boot has become the de facto framework for building production-ready Java applications due to its simplicity, robust
Java 21 LTS – Structured Concurrency and Pattern Matching
1. Introduction Java 21, the latest Long-Term Support (LTS) release, introduces powerful features that modernize the language and improve developer
Project Loom – Mainstream Adoption of Virtual Threads
1. Introduction Project Loom is a groundbreaking initiative by the Java team aimed at revolutionizing concurrency in the Java platform.
Spring Boot 4.0 Embracing Modularity and Native Builds
Spring Boot 4.0: Embracing Modularity and Native Builds 1. Introduction Spring Boot 4.0 marks a significant evolution in the Spring
End to End Logging in Spring Boot with Sleuth and AOP
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Distributed Tracing Made Easy with Spring Cloud Sleuth: A Complete Example
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Spring Cloud AWS and AWS SSM Parameter Store and AWS Secrets Manager from Spring Boot and Java
This is a spring cloud implementation from this article https://lotusteksolution.com/2025/09/09/how-to-use-aws-ssm-parameter-store-and-aws-secrets-manager-from-spring-boot-and-java/ This tutorial uses Spring Cloud AWS property mapping (so Parameter