Creating DataFrames by Conditions Using dplyr and R: A Step-by-Step Guide

Optimizing Time Differences with dplyr: A Practical Guide to Conditional Mutations

Alternative R Code for Nested Comparison using sapply

Transforming Data in R using data.table Library

Comparing Daily COVID-19 Increases Using Loops and If/Else Statements in R

Conditional Division in Pandas DataFrames: A Step-by-Step Approach

Recode a New Date Variable and Select the Lowest Date in R