David Johnstone

Real estate data visualisation for Victoria

February 20, 2014

For a long time I’ve been thinking about making a tool to help you work out where to live when you don’t know the area well. Put another way, I’ve long thought that real estate websites could do a better job with data visualisation. Anyway, I decided to spend a little bit of time working on this problem, and I now have something to show for it.

Here’s the tool. It shows median sale or rental price, annual growth or rental yield for a variety of… continue reading


On O’Grady and cycling’s dark history

July 27, 2013

It is now widely recognised that performance enhancing drugs were widely used by professional cyclists in the 90s and early 2000s. It seems reasonable to believe that the vast majority of riders of note from this time used EPO or other methods of illegally enhancing their performance. Therefore, nobody should be surprised when it is revealed that a rider who was active in this period used PEDs.

Stuart O’Grady — who has won Tour stages and Paris–Roubaix, worn the yellow jersey and won Olympic gold — is the latest in… continue reading


Netflix, Amazon and Hulu compared for streaming movies

July 23, 2013

Paying a small price each month to get unlimited access to watch as many movies as you want sounds like a good deal for those who watch lots of movies. Netflix, Amazon Prime and Hulu Plus all have libraries of thousands of movies and TV shows that customers can stream. Here I look at how good the selection they offer actually is.

First up, the IMDB top 250. These aren’t necessarily the greatest movies ever made, but it is a good selection of the most loved and most important… continue reading

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