Is finding bugs earlier really cheaper?
The "100x more expensive in production" figure gets repeated a lot. The research suggests detection timing matters, but how much depends on the defect and on how the team handles it.
7 min read
Blog
Notes on testing what you ship.
What we've learned running QA for other people's products: the failures that repeat, and the practices that stop them.
All postsEverything we’ve written, newest first.
Four famous software failures and what they teach us about QA
Knight Capital, CrowdStrike, Ariane 5 and Therac-25 failed in different ways. In each case a check that could have stopped it was missing or ignored.
4 min readQA, QC and testing are not the same thing
QA prevents problems, QC evaluates the product, and testing is one of the activities used to do that. Mixing them up pushes quality to the end of the process.
5 min read
Stop shipping bugs to production.
Hand off testing to a team that treats your releases like their own.