Reshaping DataFrames from Wide to Long Format in R: A Comparison of Two Approaches Using data.table and tidyr

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

Reshape and Expand Dataframe in R: A Step-by-Step Guide

Reshaping Data from Wide to Long Format while Collapsing Variable Values for Same IDs in R

Reshaping Data from Wide Format to Long Format Using Tidyr's pivot_longer Function

Here's a summary of the provided information and some additional examples to demonstrate the usage of the `melt()` function in R:

Reshaping DataFrames from Wide to Long Format in R using tidyr and dplyr Packages

Understanding the Benefits of Using Variables in the reshape2 Package: A Step-by-Step Guide to Mastering the cast Function

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

Reshaping Pandas DataFrames with Multiple Columns Using Stack and Unstack