Understanding Chained Indexing in Pandas Aggregation for Rounding Up Values After Group By Operations

Mastering Group by and Conditional Count in R's dplyr Library: A Deep Dive

Aggregating Values from List-Like Columns in Pandas Data Frames: A Comprehensive Guide

Transforming Data from Long Format to Wide Format Using dcast() in data.table

How to Perform Arithmetic Operations on Multiple Columns with Pandas Agg Function

Aggregating Data from One DataFrame and Joining it to Another with Pandas in Python

Polygon in Polygon Aggregation in R: A Powerful Technique for Spatial Analysis

Aggregating Data by ID with Time Range: A Comparison of Approaches for Optimized Query Performance

Conditional Creation of a New Column in R Based on Multiple Conditions