Writing Per-Variable Counts with Data.tables in R: Efficient CSV File Output Using l_ply Function

The Fastest Way to Parse Rules String into DataFrame Using R.

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

Big Merge and Memory Management in R: Efficient Solutions for Large Datasets

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

Transforming Data from Wide Format to Long Format with Regular Expressions and `pivot_longer()`

Optimizing Performance-Critical Operations in R with C++ and Rcpp

Subsetting Time Series Objects in R: 5 Effective Methods for Filtering Data

Advanced Data Manipulation with R: Selecting Columns Based on Patterns in a data.table Using Regular Expressions

Mastering Inner Joins with Data.table: A Comprehensive Guide to Adding Columns