This is part of the CDCPLACES blog series. To view the other posts in this series click here. Introduction This brief blog post explains the new additions to CDCPLACES 1.1.8. This update provides a few new features: Updated 2024 release data, ...

Bayesian (nonlinear) adaptive learning

Is the Mona Lisa thinking about irrational numbers? by Jerry Tuttle       As a math teacher I sometimes share the following problem-solving strategy: If you are really stuck on a problem, let it sit, come back the ...

A while ago (2019 seems so long ago now) I started working on something I thought was interesting but which never really got any traction. It has potential once more, so it’s about time I wrote up what it does and why I think it’s a useful idea. I’...

More than five years ago I started a series of posts on games of chance and for one reason or another never got around to finishing them. Partially redressing that, here is a long-lost and now tidied up post on Snakes and Ladders. Read it before you ne...

Hey guys, welcome back to my R-tips newsletter. Today I’m introducing GWalkR: An R package for Exploratory Data Analysis in 1 line of code. Just like Tableau. But Costs $0 (100% free). Let’s go! Table of Contents Here’s what you’re learning today: ...

The following poem, created using Google Gemini AI :robot:, chronicles my journey into the world of ergonomic DIY keyboards. It documents my (evolving) preferences and opinions, as well as a curated list of resources that I have found useful over the last three years. :keyboard: Warning :keyboard: The following verses ...

I developed this dashboard to allow users to explore and compare key social, economic, environmental, and institutional indicators for different countries. Users can select one or more countries and retrieve the most recent data on these indicators fr...

We are pleased to announce the full line-up for this year’s Shiny in Production conference! This year, we’re introducing a new lightning talk session. These short 5 minute talks will allow us to showcase many more uses of Shiny in Production. The conference will still feature 6 full length talks, ...

#201–206PuzzlesAuthor: ExcelBIAll files (xlsx with puzzle and R with solution) for each and every puzzle are available on my Github. Enjoy.Puzzle #201We need to find out which customer had opportunity to buy specific product (and maybe bought). We rece...

Introduction In the world of data analysis and automation, Excel and R are powerful tools that can work in tandem to streamline workflows. One common task is to check if a specific Excel workbook is open. This can be done using VBA (Visual Basi...

Puzzles no. 499–413PuzzlesAuthor: ExcelBIAll files (xlsx with puzzle and R with solution) for each and every puzzle are available on my Github. Enjoy.Puzzle #499Interesting numbers are pretty often in scope of our puzzles. Today we have Lynch-Bell Numb...