Articles by Marcin Dubel

5 Signs It’s Time To Refactor Your Shiny Dashboard

December 17, 2020 | Marcin Dubel

Everybody loves a good dashboard. They are the best way to visualize data and provide insights. As the requirements get longer and time frames get shorter, dashboards can quickly become a nightmare to maintain. That’s where refactoring comes into play. Are you developing dashboards in Python and Dash? Here’...
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Super Solutions for Shiny Apps #4 of 5: Using R6 Classes

October 15, 2019 | Marcin Dubel

TL;DR Why use object-oriented programming in Shiny applications? It’ll help organizize organize the code in your application!   Organize Your Shiny Code with Object-Oriented Programming Classes are used widely in all R programming — usually the S3 ones. Even if you’ve never heard of them, as an R user ...
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Why R? Warsaw 2019 Recap

October 4, 2019 | Marcin Dubel

I’m after an exhausting yet exciting weekend with the WhyR? conference. That was the third edition, this year held in Warsaw, and it is nice to see how it grows each year. The Appsilon Data Science team really appreciates the initiative and the professionalism of organisation, thus we decided ...
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Forget about Excel, Use these R Shiny Packages Instead

September 3, 2019 | Marcin Dubel

tl; dr Transferring your Excel sheet to a Shiny app can be the easiest way to create an enterprise ready dashboard. In this post, I  present 6 Shiny alternatives for the table-like data that Excel users love. Intro  Excel has its limitations regarding advanced statistics and calculations, quality and version control, ...
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