I was generating some test data and tried to use the RAND() function to query data. When trying this out on the Northwind database, it returned with the following result: SELECT LastName, RAND() from Employees   LastName (No column name) Buchanan 0.747783 Callahan 0.747783 Davolio 0.747783 Dodsworth 0.747783 Ful... [More]

After a trip to London to visit one of my friends who works for Rightmove -  the UK's No 1 Online Housing Site and we (we meaning I) got into talking about the ways we test our code. He told me that they started to use a Test Driven Development methodology. When testing in a development environment, their test framework used something called "mock objects" - these are objects that simulate behaviour, but in reality, don't do anything! I was intrigued.... Background One of the drawback of the development process, especially with Test Driven Development, is that there comes a stage when a larg... [More]