Rule of Two for Pair Programming

“Always two there are. No more, no less. A master and an apprentice.” – Yoda See a nice video on Pair Programming and Rule of Two. Pair work is not only a programming practice, but is a standard military practice...

Y2038 and Sustainable Software

Today we were fixing some old unit tests for our large marketplace software, when I stumbled upon a peculiar test case. The test, written in 2005 assumed that a suitable date far in the Future would be 2015-01-01, and was now failing. We fixed the test case by...

PHZ.fi Values

At PHZ.fi we have found a better way to develop sustainable software by following the core values of Agile Manifesto http://www.agilemanifesto.org Jeff Sutherland, the inventor of Scrum has elaborated the meaning of values further....

Your deadly sins – Finding your personality

I think there is good resemblance between the Enneagram  and Belbin Team Roles . The Enneagram shows also the linkage (“wings”) between different role groups, which seems also to match my (limited) study of co-workers. For example I think most people (or...
Net Promoter Score (NPS) Monitoring