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Holub on Patterns: Learning Design Patterns by Looking at Code by Allen Holub

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This appendix is a reference of the Gang-of-Four design patterns, intended to jog your memory about how the patterns work. Ironically, the original Gang-of-Four presentation was this brief, but they expanded things in the book to make it more accessible. Once you know the patterns, however, brevity is good. This catalog probably won’t be of much use if you don’t already have some familiarity with the patterns, however. A lot of the material you’d find in an introductory-level discussion is either missing or condensed in this appendix.

Though I’ve followed the Gang-of-Four organization (alphabetical by category), I have deliberately not followed ...

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