Creating a Custom Function to Check Data Type in R: A Step-by-Step Guide

How to Add New Single-Character Variables to Lists of DataFrames in R Using Purrr and Dplyr

How to Use %in% Operator with Select in R for Efficient Column Exclusion

Using `unnest` Function from Tidyr to Expand DataFrames in R

Detecting Outliers Using the Interquartile Range Method in R

Creating a Column Based on Substring of Another Column Using `case_when` with Alternative Approaches