Mastering Dplyr's Aggregation Behavior: A Guide for R Users

Improving Performance with data.table and dplyr: A Comparative Analysis of R's Data Manipulation Libraries

Counting and Aggregating with data.table: Efficient Data Manipulation in R

Removing Rows with Specific Patterns Using gsub in R

Creating Function to Make Groups in Data.table Based on Predicted Outcome and Compute Mean Difference Confidence Intervals

Querying Dataframes Inside a List Using SQL with sqldf and Various Packages