The book organizes patterns into three main "chapters" or categories based on their purpose: Key Examples Ways to create objects while hiding the creation logic. Factory Method , Singleton , Builder Structural
: By using these blueprints, developers can create flexible, maintainable, and reliable systems that are easier to scale. Core Pattern Categories Design Patterns Elements of Reusable Object-Ori...
: It created a common language for developers to communicate complex ideas quickly (e.g., "We should use a Singleton here"). The book organizes patterns into three main "chapters"