Performing Non-Equi Inner Joins on Data Ranges with data.table in R

Aggregating Multiple Columns Based on Half-Hourly Time Series Data in R.

Applying an Iterative/Non-Aggregating Function to Multiple Subsets of Data in R: A Flexible Solution Beyond Aggregation Packages

Understanding How to Remove Wash-Out Rows from an R DataFrame Based on Group Values

Mastering Data Table and Plyr Parallelization in R: A Step-by-Step Solution

Using data.table for Efficient Data Manipulation: A Practical Guide to Logical String Matching

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

Converting Dataframes from Wide to Long Format Using Tidyverse Functions

Weighted Mean Calculation in Data Tables Using SD Syntax

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