Making a bad chart As part of the 30 Day Chart Challenge in April 2025, I made a (deliberately) bad chart, which didn’t follow any data visualisation best practices: There are many things wrong with this chart, to list just some of them:... [Read more...]

You can read the original post in its original format on Rtask website by ThinkR here: Security blind spots in Shiny: why your app is more vulnerable than you think Buckle up, we’re talking about security… While developing the Signature.py application, ThinkR recently faced a security issue – in ... [Read more...]

The Forwards teaching team is hosting two workshop series beginning next month to teach participants how to build their own R packages. No prior package building experience is required. The course consists of five 90-minute sessions held every ... [Read more...]

JavaScript is required to unlock solutions. Please enable JavaScript and reload the page, or download the source files from GitHub and run the code locally. Goal Learn how to do preprocessing steps directly on a mlr3 Task object and how to combine a preprocessing with a learner to create a ... [Read more...]

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Join our workshop on Building fully reproducible data science environments for R and Python with ease using Nix, rix, and rixpress, which is a part of our workshops for Ukraine series!  Here’s some more info:  Title: Building fully reproducible data science environments for R and Python with ease using ... [Read more...]

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Introducing logrx 0.4.0: Enhanced Logging for Your R Programs The A Logging Utility Focus on Clinical Trial Programming Workflows • logrx A Logging Utility Focus on Clinical Trial Programming Workflows • logrx {logrx} R package facilitate... [Read more...]

Consistent code formatting is a crucial aspect of collaborative development that often gets overlooked. Well-formatted code provides several significant benefits: Readability: Uniform formatting makes code easier to read and understand for ever... [Read more...]

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I’m very excited to announce that 6 English-language books and 9 Portuguese books have been added to the collection of over 400 free, open-source R programming books. Many thanks to Bruno Mioto for the submission of the Portuguese books. As a reminder, there is also a Spanish-language chapter with 15 … The post 15 New ... [Read more...]

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A short blog post today which is just all about producing this animation, which I used for a work presentation yesterday: It’s super easy and it’s worth putting out there how to do it, if only to encourage people to think more about demography in th... [Read more...]

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JavaScript is required to unlock solutions. Please enable JavaScript and reload the page, or download the source files from GitHub and run the code locally. Goal After this exercise, you should be able to navigate the building blocks of Bayesian optimization (BO) using bbotk and mlr3mbo for general black ... [Read more...]

You can read the original post in its original format on Rtask website by ThinkR here: Mock Them All: Simulate to Better Test with testthat Unit testing in R. You know, those small functions that ensure your code works flawlessly—even when you’re on vacation or writing new modules ... [Read more...]

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Read it in: Español. To be part of the rOpenSci Champions program has been an experience of professional growth and an opportunity to contribute to the rOpenSci community. I learned about R package development while working on a tool to facilitate acc... [Read more...]