Optimizing Row-Wise Functions for Speed: A Guide to Vectorized Methods in Pandas

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

Applying Multiple Conditions to Groupby, Sort, and Sum Pandas DataFrame Rows for Improved Data Analysis

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

Calculating Temporal and Spatial Gradients while Using Groupby in Multi-Index Pandas DataFrame: A Step-by-Step Guide to Efficient Gradient Computation

Creating Formulas from Data Frames Using Non-Numeric Arguments in R