Patterns and Anti-Patterns

(… …and Code Smells)

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…for mentions in RubyTapas episodes

Patterns

Active Record Pattern

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Adapter Pattern

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Bridge Pattern (a.k.a. Handle)

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Builder Pattern

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Chain-of-Responsibility Pattern

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Circuit Breaker Pattern

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Command Pattern

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Decorator Pattern

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Delegation Pattern

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Factory Pattern

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Gateway Pattern

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Handle Pattern (see Bridge Pattern)

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see Bridge Pattern

Model–View–Controller Pattern (MVC)

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Null Object Design Pattern - a.k.a. Active Nothing - a.k.a. Stub

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Observer Pattern

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Pluggable Selector Pattern

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Presentation Pattern (Presentation Model)

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Process Object Pattern

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Proxy Pattern

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Rails Presenter Pattern

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Repository Pattern

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Singleton Pattern

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Special Case pattern

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Template Method Pattern

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Visitor Pattern

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Anti-Patterns

Lost Input

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Spooky Action at a Distance

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Indiscriminate Rescue

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Code Smells

Double Used in Place of a Value Object

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Unnecessary Mocking and Stubbing

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Feature Envy

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Parallel Hierarchy

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Too Hard

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