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blog

Bohemian Rhapsody: From Top 2000 to jump-chart

2020-10-11 by Johan de Groot

Watch my presentation of the Top 2000 jumpchart, held on the Virtual User Group meeting on May 27th 2020:

Use Python as an Alteryx connector

2020-10-04 by Johan de Groot

Many people are kind of scared of using programming language. And sure, if you haven’t any experience using these ‘command line’ tools the learning curve may seem steep. And why should you learn a language like Python, if you have a fantastic tool like Alteryx to process your data?

[Read more…] about Use Python as an Alteryx connector

Top 2000 – 2018

2018-10-25 by Johan de Groot

In my annual exercise of visualizing the Dutch Top 2000 I made use of a couple new Tableau tricks, like navigation buttons (a lot of work to create the on all dashboards, but well worth it) and transparent sheets:

[Read more…] about Top 2000 – 2018

ISO weeks in Tableau

2017-06-30 by Johan de Groot

Tableau can handle all kind of dates and dateformats very well – but one option is lacking: the use of ISO8601 weeknumbers, the one which is used all over the world, especially in Europe. 

[Read more…] about ISO weeks in Tableau

Calculate last day of month

2017-06-20 by Johan de Groot

Sometimes you need to calculate how many days a certain month – like the current month. With some nested date-calculations this isn’t that hard to calculate…

[Read more…] about Calculate last day of month

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