Johan de Groot | Antichaos

  • Antichaos
  • Why is COUNTD so slow – and how can I fix this?

    Why is COUNTD so slow – and how can I fix this?

    Calculations, Tableau
    16 November 2025
  • Visualizing ‘Dynamic’ Data using a Sine Wave

    Visualizing ‘Dynamic’ Data using a Sine Wave

    Tableau Desktop, Tableau Hacks, Tableau Server
  • Add ‘All’ and more options to a Dynamic Parameter

    Add ‘All’ and more options to a Dynamic Parameter

    Calculations, Parameters, Tableau Calculations
  • Tableau Container Art – 4 examples of formatting dashboards without images

    Tableau Container Art – 4 examples of formatting dashboards without images

    Tableau, Tableau Desktop, Tableau Hacks, Visualisation
  • Letting Users Choose Their Visual

    Letting Users Choose Their Visual

    Calculations, Formatting, Tableau
  • The Tableau VizQL Data Service: What It Is, What It Can Do, and When to Use It

    The Tableau VizQL Data Service: What It Is, What It Can Do, and When to Use It

    API, Tableau, VizQL Data Service

More blog posts

  • Abbreviate long text in Tableau

    19 June 2025
  • Two Pie Chart Alternatives

    12 June 2025
  • The Case for Clearer Parameter Labels in Tableau

    5 June 2025
  • Show/Hide – but better

    29 May 2025
  • Responsive Labels – Smarter, Cleaner Dashboards

    22 May 2025
  • Area Funnel chart in Tableau: Visualizing the Drop-Off

    15 May 2025

Need Tableau or Data help?

Need support with Tableau or data analysis—whether development, implementation, or training? Get in touch!

I’m available for everything from full-scale projects to quick ad-hoc help.
johan@antichaos.net

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Johan de Groot | Antichaos

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