How to Complete Missing Values with Tidyr's `complete()` Function in R

Overlap Join in R: A Manual Implementation vs Built-in Functions Like `fuzzyjoin`

Counting Observations Over 30-Day Windows Using Dplyr and Lubridate: A More Accurate Approach

Finding the Position of the First TRUE Value in a DataFrame in R

Filling Missing Data in Tables with R Programming Language

Reshaping Data Frames with tidyr's pivot_longer and pivot_wider Functions

Handling Missing Values in R: A Case Study on Populating NA with Zeros Based on Presence of Value in Another Row Using tidyverse