Design Patterns - Elements of Reusable Object-Oriented Software

Key Facts and Insights

1. Design Patterns are recurring solutions to common problems in software design.
2. The book provides 23 design patterns categorized into three groups: creational, structural, and behavioral.
3. Creational patterns deal with object creation mechanisms, trying to create objects in a manner suitable to the situation.
4. Structural patterns explain how to assemble objects and classes into larger structures while keeping these structures flexible and efficient.
5. Behavioral patterns characterize the ways in which classes or objects interact and distribute responsibility.
6. Each pattern is described with its name, intent, motivation, applicability, structure, participants, collaborations, consequences, implementation, sample code, known uses,...

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