Travel Planner & Emissions Calculator

This post highlights some of the techniques used in this travel planner dashboard that allows you to draw out two routes on a map, select the methods of transport and then compare them by distance and carbon emissions.

Resizing Marks on a Dashboard

Needing to switch back to a sheet to use the size slider is not always ideal for making fine grained size adjustments on dashboards. This tip shows how you can use a parameter directly on a dashboard instead.

Area Spatial Function

Version 2021.2 sees the introduction of a new spatial function: Area. This blog and workbook include a few examples along with a couple of cautionary notes.

Mapbox Data Visualisation Component

Mapbox recently added a data visualisation component to Mapbox Studio, which enables the creation of custom spatial data visualisations using imported data directly within Mapbox. This blog walks through how to create a map of Airbnb locations in London using the component.

Geospatial Analysis with Map Layers

With the ability to combine and overlay more spatial data, the Map Layers functionality enables a wider variety of geospatial analyses. This post walks through an example of searching for an Airbnb in London that meets different criteria.

Tableau Map Layers

The new Map Layers feature allows you overlay multiple marks layers on a map removing the need to use a dual axis and opening up new possibilities for visualising multiple sources of spatial data.

Swap Charts with a Parameter

This post explores different parameter configurations and the resulting user interface elements that are available for each, then shows how a parameter can be used to swap the visible chart on a dashboard.

Creating Charts within a Hexmap

In this guest blog post Tamás Varga explains how you can create charts within a hexmap; a technique he used for a recent #MakeoverModay visualisation. Tamás also shares some of his design process and sources of inspiration.

Previous_Value Table Calculation

The PREVIOUS_VALUE table calculation can be used to make custom versions of running sum calculations and generate comma separated lists of items. This blog gives an overview with these and other examples.

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