#NoTDD

Did that title get your attention? Good. Like the other #no<x> assertions – NoEstimates, NoBugs – I’m really not saying that you shouldn’t do TDD. Well, maybe I am… I was an early TDD advocate, as I really liked the way it helped me organize my thoughts, and I respected some of the other people…

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Agile and the Theory of Constraints: Part 4–The Inner Loop

In this post, I’m going to talk about what I’m calling the inner loop, what some people call “Ring Zero”; it is basically the simple act of writing code and validating it, over and over. It is focused on a single developer. Code/Test/Code/Test/Code/Test/Code/Test Before I dig into things, I have a bit of pre-work for…

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Agile and the Theory of Constraints – Part 3: The Development Team (3)

Finally, we make our way to the heart of the development team and the design & code phase.   That is the top part of this diagram. The design/review/finish and code/review/finish chunks are very similar. The developer does some work, submits it for review, perhaps does rework based on the review, and then finally finishes…

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Agile and the Theory of Constraints – Part 3: The Development Team (2)

In the last post, I asked you to put some numbers on the red (aka “rework”) arrows on the diagram. There are two ways to express these numbers; either the percentage of the time a specific path is taken, or the number of times the path is taken on average. I’ve chosen the latter because…

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Agile and the Theory of Constraints – Part 3: The Development Team (1)

(Note: The first version of this was a very random draft rather than the first part that I wrote. I blame computer elves. This should be a bit more coherant) This episode of the series will focus on the development team – how a feature idea becomes a shippable feature. A few notes before we…

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Trip Report: Agile Open Northwest 2017

Agile Open Northwest uses a different approach for running a conference. It is obviously around agile, and there is a theme – this year’s was “Why?” – but there is no defined agenda and no speakers lined up ahead of time. The attendees – about 350 this year – all show up, propose talks, and…

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