How to Group Rows by Variable in R Language: A Comparative Approach Using dplyr, tidyr, and purrr Packages

5 Effective Methods to Merge Data Tables in R Without Duplicate Column Names

Improving Performance of Appending Rows to a data.table: A Four-Pronged Approach for Enhanced Efficiency

Understanding Data.table Joining Mechanism with Unkeyed Tables and Key Determination for Efficient Data Manipulation.

Creating a Table where Each Column Represents Whether Value Exists in a Particular Vector

Extracting Diagonal Elements from Matrices in R Using Various Methods

Creating a New Column Based on Strings within the Same List in R Using Data Tables

Recoding Multiple Variables at Once Using the `else=copy` Option in R

Implementing Custom Indexing for data.table Objects in R using S4 Classes

Using Variables in Formula Syntax with R: A Flexible Solution