Replacing Missing Country Values with the Most Frequent Country in a Group Using dplyr, data.table and Base R

Converting Factor Values in R: A Step-by-Step Guide to Counting Occurrences

How to Use GROUP BY Clause with Sum and Percentage in SQL

Customizing X-Tick Font Size in Matplotlib Plots: A Step-by-Step Guide

Customizing Facet Grids in ggplot2: A Guide to Handling Missing Values with Custom Labels

Shiny Leaflet Map with Clicked Polygon Data Frame Output

Reading CSV Files with Variable Header Positions Using Pandas: A Solution for Unconventional Data Structures

Using marginaleffects for Geometric Mean Marginal Effects in R: A Step-by-Step Guide

Transposing Column Values into New Columns Using Pandas pivot_table Function

Best Practices for Mutating Values in a Column using Case_When in R