Your Web Scraping First Aid Box

Your Web Scraping First Aid Box

If you are either doing web scraping or working in API, you should be aware of the limitations of your data source. API can be subscription-based with daily/monthly limits on requests, and websites often have features that protect them from overloading by enthusiastic...
Sparklines on a map? Yes, please!

Sparklines on a map? Yes, please!

Geographical maps are a data visualisation marvel. They manage to pack a great deal of data in a small area. Thoughtful use of maps in your dashboard can significantly add to the insight potential of your data story. Another data visualisation concept I personally...
Hunt for Area 51 #dashboardweek

Hunt for Area 51 #dashboardweek

Visual analysis is a powerful tool to detect anomalies and outliers in data, as long as you give the user the right tools to look with. On our second day of the #dashboardweek, I tried to find an answer to the question “are there aliens among us or all that is just...
Set actions in action

Set actions in action

With a wealth of data-organizational concepts in the modern Tableau environment, it is easy to overlook one or another. So had I for a long time underestimated the significance of sets. It looked to me as some rudimental idea unnecessary with calculated fields and...
One-Sheet Small Multiples in Tableau

One-Sheet Small Multiples in Tableau

Small multiples are a popular concept in data visualization and dashboards and have been used to present information for centuries. A small multiple is a series of graphs or diagrams presenting the same measures over several or many categories, time frames or...