Producing a DataFrame from Comparison Process: A Step-by-Step Guide for Max Value and Corresponding Column Name Extraction Using Base R Functions, with() Method, Matrix Operations Approach and Practical Considerations for Large Datasets.

How to Filter Common Answers in a Dataset Using R's dplyr and tidyr Packages

Creating a New Variable in a Data.Frame Based on Row Values: A More Efficient Approach with data.table Package

Applying Cumsum Function Using Condition in R for Air Traffic Data Analysis

Using Broken-line Regression for Non-Linear Relationships in R: A Comprehensive Guide

Character Extraction in R: A Comprehensive Guide

Custom Legends for Plotting Multiple Data Frames in ggplot2

Avoiding Strftime's Quirks: A Guide to Accurate Date Formatting in R

Creating Text Labels with Outlines in R using shadowtext Function from TeachingDemos Package

Documenting ggplot2 Statistic Extension with roxygen2 and devtools: Mastering the @rdname Tag