Tags / reshape
Reshaping Long-Form Data with Pandas: A Comparison of Two Methods
Pivot Pandas DataFrame Column Values for Data Reformatting
R Data Frame Transformation with reshape2 Package
How to Read CSV Data and Reshape it in R Using the melt Function
Reshaping DataFrames from Wide to Long Format in R using tidyr and dplyr Packages
Reshape and Group by Operations in Pandas DataFrames: A Comparative Approach
Reshaping Data in R: The Power of Two Value Variables in Cast Function