Using an "Or" Conditional in the `n_distinct` Function of Dplyr: A Flexible Approach to Summarize Counts for Multiple Conditions

Understanding Shiny's Reactive Systems and Input File Assignment

Extracting Variable Names from Modified Columns in R Data Frames with Indexing

Replacing Column Names in a CSV File by Matching Them with Values from Another File Using Base R and vroom Libraries for Efficient Data Manipulation

Plotting Multiple Data Frames in R ggplot2: 3 Effective Approaches for Informative Visualizations

Understanding the Issue with Logical Operators in R DataFrames

How to Filter Data Frames with Only One Column Meeting a Certain Condition in R

Working with Tables in R: Creating a Table by Selecting the First Value and Adding the Others with a Formula

Unlocking Insights: Mastering Rolling Joins with R's Data.Table Package for Time-Sensitive Data Analysis

Calculating Percentages in R using Dplyr and the Percentage Function