Month: July 2013
-
Intro to Data Modelling
When I was working for the Information and Data Management practice at SMS Management & Technology a few years back, I was asked to run a workshop for the Business Analysis Focus Group on data modelling. I put together an introductory presentation on data modelling targeted towards business analysts, which was a refresher on terminology…
-
Using Rails’ descendants in development
Rails provides a nice method descendants that returns all subclasses for a specified class. However, config.cache_classes = false is a default setting in development.rb (for the ability to reload classes on the fly) and as this tells Rails not to load classes until they are referenced, then calling descendants will generally return an empty array…