Updating All Instances of a Value in an R Array-Based Data Frame Based on a Flag in One Field Using dplyr's mutate_at() Function for Column-by-Column Update.

Improving Performance in R: A Comparative Analysis of Jacobian Matrix Computation

Data Manipulation with Pandas DataFrame: Extracting Satellites Count from CSV Data

Comparing Strings in Two Columns to Produce a New Column: A Robust Approach

Working with Multi-Dimensional Arrays in R: Averaging Over the Fourth Dimension

Using PostgreSQL's ANY to Access Multidimensional Array in Dynamic Query

Applying Functions Along One Dimension with Pandas: A Comprehensive Guide

Converting Arrays to Matrices with Pairwise Evaluations in R