I just got this question off-line but thought I would answer it here. Alan, I just read you presentation material "Design Patterns Explained: From Theory To Practice" at http://www.netobjectives.com/files/events/download/DPE_SDWest2007.pdf In the material, you wrote: > Related concepts should be organized in an understandable way (strong > cohesion, good focus) What does "good focus" mean? What's
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