- A good architecture is extendable, supportable, and reusable.
- Patterns help build hq systems.
- Patterns are proven to be good by experience.
- Patterns are generic solitions for software engineering challenges.
- Choose your pattern, don't invent it.
- Most patterns are designed to manage changes of the architecture.
- Most patterns incapsulate variable aspects of the systems.
- Developers know patterns and effectively communicate with each other.
OOP CONCEPTS:
- Abstraction,
- Encapsulation,
- Polymorphism,
- Inheritance
RULES:
- Encapsulate changes
- Composition is better than inheritance.
- Engineer with interfaces, not real classes.
