Java 21 Structured Concurrency (Incubator): A Practical Guide with Real-World Examples

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
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3 min read
Java 21 Sequenced Collections Explained: Ordered List, Set, and Deque for Real-World Applications

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
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2 min read
Java 21 Pattern Matching for Switch – Real-World Guide with Practical Examples

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,
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2 min read
Spring Boot Testing Annotations Explained

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
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2 min read
Spring Boot Validation & Security: Complete Guide

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
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3 min read
How to Use Spring Data JPA: Complete Guide to @Entity, @Repository, and JPA Annotations

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
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2 min read
How to Use cacheSignal in React 19: Complete Guide to Server Component Caching

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
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2 min read
How to Use the useEffectEvent Hook in React 19: A Complete Technical Guide

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
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2 min read
How to Use the React 19  Activity Component: Full Guide with Real Examples

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
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3 min read
Designing Scalable Event-Driven & Reactive Microservices Architecture in Spring Boot

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
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3 min read
Building Cloud-Native and Serverless Applications with Java and Spring Boot

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,
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3 min read
Scaling Spring Boot on ECS with a Shared PostgreSQL Database: Patterns for Safe Concurrency

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 corruption
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9 min read

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