Applying Create Columns Function to a List of DataFrames in R

Calculating Time Spent Between Consecutive Elements in an Ordered Data Frame: A Comparative Analysis of Vectorized Operations, the `diff` Function, `plyr`, and `data.table`.

Transforming R Code into a Function: Solving the Observation Frequency Problem

Understanding Implicit Character Conversion in R with Apply: Avoiding Unexpected Results in Data Frame Manipulation

Create a New Column in Pandas based on Condition and Max Values

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

Copy Matching Value from One DataFrame to Another Given Multiple Conditions Using Python and Pandas