Layered vs Pipes and Filters vs Clean Code Architectures/Patterns

What's the difference between layered : pipes and filters : clean code architectures? Are they interchangeable; when should I use one or the other?

Mock objects are a design smell

Mock objects are often a design smell and strong indicator you may want to revisit your design decisions.

The Fizz Buzz code kata refactored to use chain of responsibility

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Why you should stop doing retrospectives

Or learn how to do them effectively

Flow and Whole Team

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Great teams seem to work like a single stream of conciousness. Completing the next most important task without orders or being told.

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JBehave has some nice features and provides a nice behavior driven development model for Java programmers, but it's documentation is not always straight forward. I'll try to explain how to use input and output tables in JBehave.

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