In the previous article, we learned about the first OOP system in R called S3. In this one, we are going to dive into the S4 OOP system. The S4 system is a more formal OOP system developed by Bell Labs and introduced into the S language in the late 1990...

Imagine you are working on a dashboard, and you want to add this new type of visualization you saw in one of the blogs you follow, or perhaps your users showed you a visualization they liked and asked you to implement something similar. You roll up your sleeves and start ...