R Data Frame Transformation with reshape2 Package

Data Pivoting in R: A Comprehensive Guide to Manipulating Data Frames

Reshaping Lists to Data Frames: A Comprehensive Guide to Structuring Your Data in R

Understanding Long-Format Data and the Need for Reshaping Using Pivot_Wider in R Programming Language

Reshaping Pandas DataFrames from Long to Wide Format with Multiple Status Columns

Stacking Columns by Looking at the First Column Using Pandas' lreshape Function in Python

Replicating Columns in Dataframe: Summing Up Values and Keeping Rows Unique with Base R, Dplyr/Tidyr, and Purrr