Category: programming

rsq-mc-5 0

When not to use R squared

Ever wondered how relevant the R^2 value of any data series actually is? Sometimes, you see reasonably good coefficients of determination (depending on your scientific discipline and research question, "reasonably good" means something between...

0

Phusion Passenger and Django Deadlock

If you have the following symptom: You use Django and Phusion Passenger in at least version 4. A specific request is waiting forever. Restarting apache has no effect. Then you can check for the...

1

Medieval Swords and Graph Theory

A few days ago, I came across a challenge put up by the British Library (here, German and here, English). They have a sword (not too far from UCL where I work) with an...