An variation on the Chain of Responsibility pattern that can make extending the chain more convenient.
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Episode #464: Chain of Responsibility
Conquer conditionals with the Chain of Responsibility
Episode #463: Command Pattern Undo
Cleanly and easily add undo-ability, with the Command Pattern.
Episode #462: Compendious Thunks Command Pattern Intro
Join guest chef Chris Strom for an introduction to the Command Pattern
Episode #461: Compendious Thunks: Intro
Kicking off 2017 with a very special guest series on Design Patterns!