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OOP principles

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DaTaobao Tech
DaTaobao Tech
May 8, 2024 · Fundamentals

Comprehensive Overview of Java Fundamentals

This article surveys Java fundamentals, explaining OOP principles, differences from C++, polymorphism, static/final keywords, abstract classes versus interfaces, generics with type erasure, reflection, exception handling, core data structures, HashMap internals, serialization, key design patterns, and essential language constructs for developers.

Design PatternsHashMapJava Fundamentals
0 likes · 16 min read
Comprehensive Overview of Java Fundamentals
Youzan Coder
Youzan Coder
Aug 19, 2020 · Fundamentals

Understanding Design Patterns: Origins, Misconceptions, and Effective Learning

The article traces design patterns from Alexander’s 1977 architectural ideas through the GoF’s 1994 catalog, debunks myths that they’re obsolete for simple CRUD, shows their essential role in extensible frameworks and complex SaaS systems, and advises learning them by matching each pattern to the specific problem it solves while grounding them in core OOP concepts and the seven SOLID‑type design principles.

Design PatternsGoFOOP principles
0 likes · 12 min read
Understanding Design Patterns: Origins, Misconceptions, and Effective Learning