Accessing External Data within dplyr - R: A Practical Guide to Handling External Data with dplyr.

Creating a Single DataFrame by Aggregating Multiple DataFrames in R Using Nested sapply Functions

Using the `ddply` Function in R: A Comprehensive Guide to Date Manipulation and Aggregation

Using Functions in Server.R with Shiny for Reusable Code and Improved Performance

Mastering Data Table and Plyr Parallelization in R: A Step-by-Step Solution

How to Use fct_lump() to Get Top N Levels by Group and Put the Rest in 'other'

Understanding How to Group and Remove Duplicate Values from Sparse DataFrames in R

Calculating Percentages from a DataFrame with Multiple Species, Treatments, and Variables using dplyr: A Step-by-Step Guide to Correct Grouping and Percentage Calculation