Using Aggregate Functionality with Data.table: A Replication Study

Understanding Data Tables in R: A Comprehensive Guide to Speed, Efficiency, and Best Practices

Calculating Min or Max Value Under Certain Cases with Vectors Using R's Data.Table Package

How to Calculate Mean Scores for Each Group and Class Using Pandas, List Comprehension, and Custom Functions

How to Collapse Data by Count Using R: A Comparison of Two Solutions

Understanding How to Efficiently Split and Reassemble Data in R Using data.table

Optimizing Data Table Operations: A Comparison of Methods for Manipulating Columns

Extracting Last N Words from Character Columns in R Using Regular Expressions and String Manipulation

Infering Data Types in R: A Step-by-Step Guide to Correct Column Typing

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