All posts tagged with "java"
Master Clean Architecture with the dependency rule, concentric layers (entities, use cases, interface adapters, frameworks), practical Spring Boot and Node.js implementations, and comparisons with Hexagonal and Onion architectures.
Master the Adapter and Facade structural design patterns with TypeScript, Python, and Java examples. Learn to integrate incompatible interfaces, simplify complex subsystems, and choose between these two essential patterns.
Master the Prototype design pattern with TypeScript, Python, and Java examples. Learn shallow vs deep copy, prototype registries, and when cloning objects is better than creating new ones from scratch.
Build type-safe GraphQL APIs in Spring Boot using Spring for GraphQL. Learn schema definition, queries, mutations, subscriptions, DataLoader for N+1 prevention, authentication, testing, and production best practices with complete Java examples.
Master the Builder design pattern with practical TypeScript, Python, and Java implementations. Learn how to construct complex objects step by step, implement fluent interfaces, and avoid the telescoping constructor anti-pattern.
Master Spring Boot performance optimization with JVM profiling, Actuator metrics, database tuning, HTTP caching, GC optimization, and startup acceleration. A complete guide to building high-performance Java applications with measurable improvements.
Go beyond unit and integration tests. Learn consumer-driven contract testing with Spring Cloud Contract, API compatibility verification, performance testing with Gatling, load testing strategies, and advanced testing patterns for production-ready Spring Boot applications.
Master the Factory Method and Abstract Factory design patterns with practical TypeScript, Python, and Java implementations. Learn when to use each pattern, how they differ, and real-world use cases in UI toolkits, cross-platform apps, and plugin systems.
Master the Singleton design pattern with practical implementations in TypeScript, Python, and Java. Learn eager vs lazy initialization, thread safety, the anti-pattern debate, testing challenges, and modern alternatives like dependency injection.
Complete guide to implementing OAuth2 social login with Google and GitHub in Spring Boot. Learn Spring Security OAuth2 Client, user registration flow, linking social accounts, and combining JWT with OAuth2.