All posts tagged with "oop"
Learn how to design object-oriented systems that are maintainable, flexible, and scalable. Master CRC cards, GRASP patterns, coupling and cohesion, responsibility-driven design, and practical design heuristics with examples in TypeScript, Python, and Java.
Master the Observer, Command, and State behavioral design patterns with TypeScript, Python, and Java examples. Learn event-driven systems, undo/redo mechanics, and state machine design to complete the OOP & Design Patterns series.
Master the Strategy and Template Method behavioral design patterns with TypeScript, Python, and Java examples. Learn to swap algorithms at runtime, eliminate conditionals, and define reusable algorithm skeletons with hook methods.
Master the Decorator and Proxy structural design patterns with TypeScript, Python, and Java examples. Learn to extend object behavior dynamically, implement lazy loading, caching proxies, and understand when to use each pattern.
Understand Dependency Injection and Inversion of Control from Martin Fowler's foundational article. Learn Constructor, Setter, and Interface Injection with practical examples in TypeScript, and compare DI with Service Locator.
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.
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 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.