Applying Functions to Multiple Datasets with dplyr and Purrr in R

How to Select One Row from a Table Where Three Columns Have Repeating Values Using Subqueries, Window Functions, or Common Table Expressions (CTEs)

Getting the Top "n" Rows of Each Group Using dplyr in R for Data Manipulation and Analysis

Mastering Left Joins in R: A Comprehensive Guide to Joining Datasets

Melt Pandas DataFrame with Multiple Headers Whose Values Are Not Static Using Various Approaches