A step-by-step guide to building an interactive dashboard for house price prediction — In this post, we will walk through the steps of building an interactive Machine Learning dashboard with R. If you’re unfamiliar with flexdashboard and Shiny, see my previous post here for a step-by-step tutorial on how to build a basic interactive dashboard using flexdashboard and Shiny. To get started, make…

Side-by-side syntax comparison of dplyr and data.table — In this post, I compare the syntax of R’s two most powerful data manipulation libraries: dplyr and data.table. I am not here to advocate any package. However, while working on a project with unusually large datasets, my preferred package became data.table, for speed and memory efficiency. I took a legacy…