Running Call Columns Data of Another DataFrame Row by Row Using sapply Function

How to Fill NAs Using mutate in R's dplyr Package

Grouping TV Episodes by Identifier: A Base R Alternative to Timeplyr

Calculating Time Difference in R by Group Based on Condition Using dplyr and lubridate Packages

Calculating Percentage of Particular Value Against Sum of All Non-Missing Values in Binary Dataset

Spread Function with Duplicate Identifiers: A Solution Using dcast()

Converting Values to Keys Based on a Key Table with dplyr and R

Understanding dplyr::starts_with() and Its Applications in Data Manipulation

Calculating Daily Frequencies of Status Variables in a DataFrame using pivot_longer and ggplot

Mastering Data Manipulation and Joining Datasets in R with data.table