Download Lean Architecture: For Agile Software Development by James O. Coplien, Gertrud Bjørnvig PDF

By James O. Coplien, Gertrud Bjørnvig

More and extra Agile initiatives are searching for architectural roots as they try with complexity and scale - and they're looking light-weight how you can do it

Still seeking? during this booklet the authors assist you to discover your personal path
• Taking cues from Lean improvement, they could aid steer your undertaking towards practices with longstanding music records
Up-front architecture? convinced. you could carry an structure as code that compiles and that concretely courses improvement with no bogging it down in a mass of files and guesses in regards to the implementation
Documentation? Even a whiteboard diagram, or a CRC card, is documentation: the aim isn't to prevent documentation, yet to rfile simply the perfect issues in precisely the fitting amount
Process? This all works in the frameworks of Scrum, XP, and different Agile ways

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Extra resources for Lean Architecture: For Agile Software Development

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It’s not so much what the map says about the terrain: it’s what people read into the map. ’’ Updating the maps is good, too – but that means choosing map technology that avoids both technical and cultural barriers to currency. Document the important, timeless concepts so that change is less likely to invalidate them. In areas of rapid change, create code that needs minimal decoding; that’s one goal of DCI. Introduction Capturing the ‘‘Why’’ As David Byers urged us as we were formulating ideas in the early days of this book, the why of software is an important memory that deserves to be preserved.

We deliver a thin shell of declarative, compilable code: domain 31 32 Chapter 2 class interfaces as source code contracts, boilerplate, a domain dictionary and a bit of documentation. 1 about the value of making decisions about form early in the project. Deferring these decisions reduces timely feedback that comes in the form of emergent requirements as we strive to realize the sys­ tem form. It also leaves more time to add structure to the system in an unin­ formed way – structure that will have to be redone when we take the time to consider proper form.

One of the group found a ratty old map in his luggage and the group squinted at the faded document to find a way out. They eventually reached a town, inspired by the life-saving document. Only later did they find that the map depicted a distant region in the French Alps. It’s not so much what the map says about the terrain: it’s what people read into the map. ’’ Updating the maps is good, too – but that means choosing map technology that avoids both technical and cultural barriers to currency. Document the important, timeless concepts so that change is less likely to invalidate them.

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