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Surprise Me!

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By athen
via javaworld.com
Published: Jan 05 2013 / 13:08

Design patterns, the big picture, Part 2: Gang-of-four classics revisited
Java tutor Jeff Friesen revisits the Gang of Four Strategy and Visitor patterns from a Java developer's perspective, first demonstrating the three components of a successful Strategy, then unpacking Visitor's confounding (for many) double dispatch mechanism. He also offers tips for learning the GoF patterns and opens a discussion about the use and relevance of software design patterns today.
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