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Tag Archives: Bugs

Bugs / Source Code

Thursday, September 18, 2008

This at least is how it always feels: a mystical 10% of the code base causing 90% of the reported bugs.  This makes it very important to identify the 10% of the code that is causing the bugs and then resolve those issues as a matter of priority.  Wasting effort on the other 90% of [...]

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The cost of bug fixing

Thursday, September 4, 2008

The following graph is why I think the cost of additional design reviews and additional testing during implementation (e.g, unit testing and code reviews) is justified, because it is still far cheaper than fixing the issues later during testing or after product release (maintenance).

Source data from IBM Research.

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