Applying Custom Functions with Multiple Column Inputs in pandas: A Faster Approach Than You Think

Calculating Assignments in a Column Based on Occurrences in Another Column Using Multiple Methods in R

Functional Programming for Data Manipulation: A Case Study on Applying Functions to Multiple Columns of a DataFrame

Mastering the `apply` Function in Pandas DataFrames: A Deep Dive into Argument Passing

Calculating Time Difference in Days Between Two Rows Using Pandas GroupBy

Navigating Directories without Loops in R: A Vectorized Approach to Efficient File Processing