Creating Conditional Variables in data.table without Known Column Names

Testing Equality Among Character Values in Data Tables Using R's data.table Package

Removing a Range from Data Table using R and data.table: A Comparative Analysis of Two Solutions for Efficient Exclusion Operations.

Conditional Math Expression in Data Table: A Step-by-Step Solution for Calculating Global Rice Production Per Year and Country Contributions

Understanding Data.table Differenced Operations with Dates in R

Extracting Values from Alternative Columns Using R's Melt Function

Summarize Variables in a data.table using Objects: Two Solutions for Efficient Data Manipulation

Mastering mapply for Efficient Data Manipulation in R

Relative Reference Operations in Large Datasets Using Data Tables

Calculating Logarithmic Growth Rates and Grouping by Two Variables: A Comprehensive Guide with R