Design Patterns: Elements of Reusable Object-Oriented Software
by Erich Gamma, Richard Helm, Ralph Johnson, John Vlissides · Erich Gamma, Richard Helm, Ralph Johnson, John Vlissides
The catalogue that named the field: 23 patterns in creational, structural and behavioural groups, each with intent, applicability, structure, consequences and C++/Smalltalk sample code. After it you can recognise recurring object-oriented designs and discuss them in shared vocabulary.
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