R-bloggers

You decided you want to build a Shiny dashboard to bring your data to a specific set of users. In your mind, this dashboard will be a crucial tool to help them solve their problems. However, you are afraid that it might be left unused. How can you build a ...

Introduction Decision trees are a powerful machine learning algorithm that can be used for both classification and regression tasks. They are easy to understand and interpret, and they can be used to build complex models without the need for fea...

Introduction This blog is about two new functions, Model_factors and garrett_ranking that have been added to the Dyn4cast package. The two functions provides means for gaining deeper insights into the meaning behind Likert-type variables collected fr...

About A few days ago I finished reading the book Engineering Production-Grade Shiny Apps by Colin Fay, Sebastien Rochette, Vincent Guyader and Cervan Girard. It was an easy read so, I decided to move forward and create my first shiny app with golem. But before doing that I wanted to ...

Now for something completely different than our usual programming: today I’m sharing my thoughts on the latest ZSA mechanical keyboard, the Voyager. First things first: this is in no way shape or form sponsored by ZSA. But Erez, if you’d like to send me money you’re more ...

There’s only two weeks left to go until Shiny in Production 2023! The events team are hard at work getting things ready for the day, and we wanted to take this opportunity to say a huge than...

Recently, I was tasked with setting up telemetry for various demo applications here at Appsilon and building a dashboard to monitor the generated telemetry data. Being a performance enthusiast, I aimed for optimal performance, including fast database writes and quick retrieval of aggregated data. In this blog post, I will ...

What if you could 100X your coding productivity? Well you can with ChatGPT. One of the areas I’m most excited about is speeding up the development process of R Shiny web apps. And in this tutorial I’m going to show you how I built an app in 10 minutes...

Introduction Boxplots are a great way to visualize the distribution of a dataset. However, sometimes the default ordering of boxplots may not be ideal for the data being presented. In this blog post, we will explore how to reorder boxplots in R ...

The 9th episode of the 2nd Season of Ted Lasso is an episode called “Beard After Hours” which I found to be a pretty bad episode on a pretty good show. I wondered whether others found this to be an unexpectedly bad episode of TV or if it was just ...

I learned a great deal throughout this journey. In the second part, I gained knowledge about implementing logistic regression in Stan. I also learned the significance of data type declarations for obtaining accurate estimates, how to use posterior to ...

Embark on a journey through the intricate realms of machine learning where decision trees emerge as mystical entities, whispering the secrets of the unknown. They weave intricate tales of destiny, unfurling their branches to narrate the saga of categor...

We developed an app that visualizes data from more than 100 studies standardized to one data model, and it didn’t go as smoothly as expected… “Why would I want to test the app with production data?” “Why should I extend my testing suite with {targets} if I already have unit-tests?” “...

Mortgage rates have been the highest in the US over the last 20 years. Inventory shortage and high inflation have driven home prices up. I have analyzed this situation by taking FMCC as an indicator of the American housing market. I’ve examined the distribution of Freddie Mac(FMCC) before and ...