SQL101 / Relational Database Management Systems

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A lot of SQL tutorials go through the ins and outs of writing SQL Statements, however, I wanted to do something slightly different and more comprehensive in this tutorial...

INDEX() Table Calculation

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The INDEX() function returns the index of the current row in the partition, without any sorting with regard to value. The first-row index starts at 1. For example, the...

Tableau Extension API

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Tableau Extensions were introduced in version 2018.2 and has massively opened up Tableau to the world of eager developers; literally speaking, this has the potential to be the biggest...

Dot Matrix Tutorial

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A friend messaged me to ask he could create a grid layout for different visualisations, for example, a 3×3 grid. I immediately thought about a Dot Matrix visualization and how I...

Rounded Progress Bar Tutorial

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In my free time I try to build a few web applications, this is an essential part of my personal learning and attempt to keep relevant. Having an application that delivers great functionality...

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Flow Chart Template

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As a Tableau Zen Master, I volunteered time to support non-profit organisations. One of the organisations had an interesting requirement, and as...

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Designer Workbooks

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As a fun little treat, and for supporting me through Patreon, you can find downloadable links to my workbooks below. Note that I will keep this updated when I create something very cool.

E06. Your Environment

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