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Welcome to Blog Label – Black Label’s dedicated blog for dataviz-related articles, emerging tech trends, IT business insights and more!

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Build vs. Buy: What We Learned Building Our Own Staffing Platform

We tested off-the-shelf staffing tools, then built our own platform instead. Here's what worked, what didn't, and what we learned.

AI data

Grzegorz Blachliński 13 min

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5 Reasons Your Analytics Platform Is Slowing Down Decisions (And How AI Fixes Each One)

In this article, we’ll explore five reasons analytics platforms slow down decision-making and how AI can help remove those barriers.

Katarzyna Rojewska 8 min

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Maximizing Highcharts Performance: 10 Tweaks That Make a Real Difference

Learn how Highcharts performance works, what slows it down, and how to keep it fast even under serious load.

Dominik Chudy 12 min

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The Bicycle Boom: How Victorian Cyclists Visualized a Moving World

Did you know that strip maps existed long before GPS or cycling apps? In the 1880s, Victorian cyclists were already mapping routes mile by mile, annotating gradients, and aggregating ride logs into early flow maps showing where most riders went.

charts data visualization

Dominik Chudy 5 min

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Slope Charts: Simple Before-and-After Stories That Work

Most people reach for a bar chart when they want to show change over time. Very often, this is not the best decision. In this article, we look at the slope chart - a modest tool with a surprisingly strong impact.

Przemyslaw Oledzki 6 min

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