MakePoint and MakeLine in Tableau

With the new release of Tableau, there have been a lot of new features to get everyone excited. Parameter Actions and Vector Maps seem to be getting a lot of the attention (and rightly so!) but Tableau have also released a feature which allows you to create points on...

Tableau Prep Tip – Converting Bracketed Numbers to Negatives

Data files can come in lots of shapes, sizes, and formats. This is especially the case when working with numbers, as there are lots of ways to format a negative. Traditionally, in Excel, this is done by using a ‘-’, red text colour, and sometimes within brackets.

Project No. 1… The Reviz

Hello! I’m Tom and I’ve recently joined The Data School in DS14. I thought this would be a great time to reflect on my experiences from my first week and tell you a little bit about my first project on Friday.