Using Dplyr to Generate Values Satisfying Multiple Conditions in R

Reshaping Three-Collar Data Frames to Matrix Format Using R

Creating a New Variable in a Data.Frame Based on Row Values: A More Efficient Approach with data.table Package

Mastering Data Table and Plyr Parallelization in R: A Step-by-Step Solution

Repeating Observations by Group in data.table: An Efficient Approach

Selecting Certain Observations Plus Before and After Dates Using R

Merging Multiple DataFrames by a Common Column Using bind_rows and pivot_wider in R