How to Create a New Variable in R That Takes the Name of an Existing Variable from Within a List or Vector

Understanding the Benefits of Using Variables in the reshape2 Package: A Step-by-Step Guide to Mastering the cast Function

Extracting Values from a Variable with Multiple Levels of Another Variable in R

How to Remove Asterisks from Column Values in an R DataFrame Using stringr Package

Understanding Get() Function in R: Evaluating Arguments with and without Quotes

Understanding Character Variables in R: How to Convert and Work with Them Efficiently

Creating Formulas from Data Frames Using Non-Numeric Arguments in R