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How to dynamically choose the correct font colour based on a background colour in Power BI tables.
Making your Power BI reports accessible is crucial, and one important aspect is legibility. If you're using background colours to represent certain categories, then you need any text that's used in conjunction with that background to be as clear as possible. This blog demonstrates how to dynamically select the best font colour to overlay on any chosen background colour.
Guardian Masterclass - An introduction to Data Visualisation
A few years ago, I attended a Guardian 1-day Masterclass - Introduction to Data Visualisation. What I did not know then was that it would have a profound effect on how I view design. This blog is a recap of that day and reference points to consider when designing and creating graphics for data visualisation.
Donut chart corkscrew entry animation with d3.js
In this post we show a smooth entry animation for D3.js donut (or pie) charts, using a combination of a sweep and a zoom to give a corkscrew-like effect.
Creating a PowerBI report with DirectQuery and multiple SQL Database sources using Elastic Query
Sometimes you want to build a Power BI dashboard that pulls in data from two different data sources. In this blog post Alice Waddicor demonstrates how you can use DirectQuery and multiple databased via ElasticQuery.
Querying the Azure DevOps Work Items API directly from Power BI
Azure DevOps Work Items offer a lot of power and features out of the box, but sometimes you need insights that Azure DevOps doesn't natively provide. In this blog post Director of Engineering, James Broome, shows how you can use the Azure DevOps Restful API to generate insights and even use Power BI to visualise them in this step-by-step guide.