Where would we be without zero?

The dutch newspaper “de Volkskrant” is giving attention to science subjects everybody should know about. One of the topics is the number zero. Everybody uses the number now, but it wasn’t always there. According to wikipedia the Greeks had discussions »

Case study: Flex process

Waldo Smeets brought a nice article to my attention about the flex life cycle. It describes what roles can be found in an ideal Flex project. Seven roles are defined: project manager, creative director, technical lead, visual designer, information architect »

Blogging in education

We wanted students to share knowledge by using a blog. This has a lot of consequences for education. What role should the blog play, how should it be evaluated, what should be on it? I found this presentation on slideshare that discusses some of the »

Low level email access in Ruby

We had a problem emailing from Ruby using the proper way by using the ActionMailer. For some reason the ActionMailer gives errors and the low level way of accessing the smtp server does not. Here is some code for emailing from within the NHL university »