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Category: Measurement

Rethinking velocity

I’ve been thinking about the concept of “velocity” in software development the last few days, in response to a couple cases recently where I’ve seen people express dislike for it. I can understand why, and the more I think about it the more I think that the concept does more harm than good. When I… Read more

Testability as observability and the Accessibility Object Model

I attended a talk today by Rob Dodson on some proposals for the Accessibility Object Model that are trying to add APIs for web developers to more easily manipulate accessibility features of their apps and pages. Rob went through quite a few examples of the benefits the proposed APIs would bring, from simple type checking… Read more

In defence of time over story points

I have to admit, there was a time when I was totally on board with estimating work in “story points”. Briefly I was the resident point-apologist around town, explaining metaphors about how points are like the distance of a race that people complete in different times. These days, while estimating complexity has its uses, I’m… Read more

Qualifying quantitative risk

Let’s start with quantifying qualitative risk first. Ages ago I was under pressure from some upper management to justify timelines, and I found a lot of advice about using risk as a tool not only to help managers see what they’re getting from the time spent developing a feature (i.e, less risk) but also to… Read more

Agile Testing book club: Let them feel pain

This is the second part is a series of exercises where I highlight one detail from a chapter or two of Agile Testing by Janet Gregory and Lisa Crispin. Part one of the series can be found here.ย This installment comes from Chapter 3. Let them feel pain This chapter is largely about making the transition… Read more