Removing Duplicates from Multi-Column DataFrames while Ignoring Direction of Relation

Handling Missing Values when Grouping Data in R: The Power of `na.rm = TRUE`

Converting Categorical Variables to Ordered Factors in R

Converting Data Frames from One Format to Another with 0s and 1s in R: A Comparative Analysis of the Tidyverse and data.table Packages

Merging Dataframes without Duplicating Columns: A Guide with Left and Outer Joins

Reshape and Group by Operations in Pandas DataFrames: A Comparative Approach

How to Group DataFrames, Handle Missing Data, and Sum Values Using Pandas GroupBy Function

Creating a New Variable with Multiple Conditional Statements in R Using Nested ifelse()

Merging Data Frames in Python with Different Column Names and Datatypes

Pivoting Longest Functionality in R using Regular Expressions with `pivot_longer`