In mathematics, the sine is a trigonometric function of an angle. The sine of an acute angle is defined in the context of a right triangle: for the specified angle, it...

In part one of this SQL series, we introduced the concepts of the Relational Database Management System (RDBMS), installed Microsoft SQL Server Express, SQL Server Management Studio, and the AdventureWorks database....

Two weeks ago, I wrote part one of my four-part series in Creating a Tableau Extension / Part One where we introduced Git, GitHub, Yarn, Visual Studio Code as well as Bootstrap,...

In the first part of this tutorial series, SQL101 / Relational Database Management Systems, we went through the process of installing a Relational Database Management System (SQL Server Express), installing SQL Server Management...

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 set. I...

The TableauMagic DataTables Extension v1.0.0 is now available for general use; if you have Tableau Desktop 2018.2 or greater, all you have to do is download the .trex file and start...

I have experimented with the new Tableau Extensions API since the Tableau Beta for 2018.2 and found this new feature to be a real game changer. Being an experienced web developer, this...

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 table below...

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 game changer...

Makeover Monday is a wonderful community initiative for developing your Tableau skills, having fun and meeting loads of people while you are at it; when I have free time from work,...