Categories / reshape
Reshaping Data from Long Format to Wide Format without "timevar" Feature
Reshaping Column Values to Column Names in R Using reshape2 and tidyr Packages
Reshaping Data in R: Mastering Time Variables with getanID and Beyond
Converting Unbalanced Time Varying Variables from Wide to Long Format in R: A Step-by-Step Guide
Converting Dataframe from Long Format to Wide Format with Aligned Variables in R