Years ago, I lost my temper while arguing with my brother, and said, "Jeff, I could teach you everything I know and you'd still be an idiot." Please keep that in mind as you read this site.

Recent posts

A Model Experiment

A couple of years ago, I pointed out that no one has ever done an empirical study to determine whether version control is actually a better way to manage sof...
January 04, 2020


A previous post presented the Gini coefficients for contributions to 10 Git repositories measuring number of commits and number of lines committed. The two w...
December 31, 2019

Method, Motive, and Opportunity

TL;DR: I propose a two-day workshop to teach programmers what they need to know about politics, economics, and justice from a progressive point of view in...
December 30, 2019

Gini Coefficients

A Gini coefficient is a simple measure of income equality. A coefficient of 0 indicates perfect equality (everyone has the same amount), while a coefficient ...
December 23, 2019