Advanced Pivot Long: Mastering the `pivot_longer` Function for Complex Data Transformations

Renaming Columns in R Using str_replace_all for More Than Two String Types

How to Calculate the Sum of the n Highest Values per Row in a Data Frame without Reshaping using dplyr

Using group_by() to Calculate Means in a Single dplyr Pipe: Best Practices and Tips

Using Dplyr to Extract Unique Betas from a Data Frame: A Simplified Approach for Efficient Data Analysis

Splitting Data into Wide and Long Formats in R Using melt Function from data.table Package

Recode Factor Levels into Numbers: A Step-by-Step Guide to Ignoring Alphabetical Order in R

Merging Data Frames Based on Next Closest Date in R Using dplyr

Rolling Calculations with Conditions: A Customized Approach to Analyzing Time Series Data

Merging Datasets in R: A Comprehensive Guide to Handling Missing Values and Duplicate Rows