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Reactions…
- Who is Rebecca Wirfs-brock | Yves Hanoulle on Little things add up
- Rebecca on An Architect’s Dilemna: Should I Rework or Exploit Legacy Architecture?
- Simon on An Architect’s Dilemna: Should I Rework or Exploit Legacy Architecture?
- J A Schwartz on Can you really estimate complexity with use cases?
- J A Schwartz on Agile Architecture Myths #1 Simple Design is Always Better
Author Archives: Rebecca
What is Pragmatic Testing All About?
-Rebecca Wirfs-Brock and Joe Yoder We’re excited to be offering a new course, Pragmatic Test-Driven Development, with a practical bent to testing. Test-driven development (TDD) traditionally means writing unit and acceptance tests along with production code. Some agile thought leaders … Continue reading
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An Architect’s Dilemna: Should I Rework or Exploit Legacy Architecture?
I recently spoke with an architect has been tuning up a legacy system that is built out of a patchwork quilt of technologies. As a consequence of its age and lack of common design approaches, the system is difficult to … Continue reading
Posted in Software Architecture, Software Design
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Agile Architecture Myths #4 Because you are agile you can change your system fast!
Agile designers embrace change. But that doesn’t mean change is always easy. Some things are harder to change than others. So it is good to know how to explain this to impatient product stakeholders, program managers, or product owners when … Continue reading
Re-thinking Thinking and Planning
In the tutorial, Hooray We’re Agile Testers! What’s Next?, Janet Gregory apologized a couple of times for saying upfront thinking or planning. I know Janet wanted to let the audience know that she isn’t a fan of massive test plans … Continue reading
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Who Defines (or Redefines) Landing Zone Criteria?
Who should be in on discussions that set landing zone criteria? Because most landing zone have architectural implications, someone knowledgeable about the system architecture, in addition to the product owner and other key stakeholders should have a lot to say … Continue reading
Posted in Agile, Requirements, Software Architecture
Tagged facilitation, landing zones
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Landing Zone Targets: Precision, Specificity, and Wiggle Room
A landing zone is a set of criteria used to monitor and characterize the “releasability” of a product. Landing zones allow you to take product features and system qualities and trade them off against each other to determine what an … Continue reading
Posted in Agile, Requirements, Software Architecture, Software Design
Tagged landing zone, target values
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Agile Landing Zones
In my last post I introduced the idea of landing zones, a set of criteria used to monitor and characterize the “releasability” of a product. A landing zone contains system attributes that must be achieved to declare “success”, along with … Continue reading
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Introducing Landing Zones
On an aircraft carrier, the landing zone describes a small section of deck that a pilot must touch down in to land the plane safely. By analogy, a landing zone for a product describes a range of measurable attributes that … Continue reading
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Software Architecture Stewardship
On agile teams, architects do more than design and implement the interesting tricky bits. They typically balance a wide range of concerns: short-term goals, overall system design integrity, risks versus efforts, design expediency… The successful agile architects I know aren’t … Continue reading
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Agile Architecture Myths #3 Good Architecture Emerges
Last time I left the cap off of the toothpaste, a small blob of toothpaste flowed onto the counter. No planning; it just emerged. Now I know that emergent software architecture is another thing entirely. We can’t anticipate everything about … Continue reading
Posted in Agile, Software Architecture, Uncategorized
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