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

Merging Columns in Kwic DataFrames: A Solution with Tidy Approach Using Paste0

Understanding and Resolving the "Invalid Multibyte String 1" Error in R When Spreading Data

Pivot Widening with Merging Rows in R: A Two-Step and One-Step Approach

How to Add Unique Row Identifiers to Grouped Long Data Using dplyr