Killing legacy code

Michael C. Feathers defines legacy code as code without tests. I find it’s also likely, as a consequence, to be heavily coupled, with deep tendrils interconnecting multiple components. Indeed, many of the patterns in his Working Effectively With Legacy Code are about how to sever those tendrils safely in order to test the components individually. … More Killing legacy code

How to grok a new domain

One of the under appreciated aspects of software development is the number of different domains many of us work in over our careers, especially those working in consultancy. Software, generally, is straightforward, especially for the majority writing text boxes over databases. Not necessarily easy, but if you’re able to understand logical thought, and decomposition, picking … More How to grok a new domain