Mastering ddply: Powerful Data Manipulation in R with `data.table` Package

Creating a Local Variable Based on Multiple Similar Variables in R

Multivariate Polynomial Fitting: A Comprehensive Guide to Matlab, Mathematica, and R Implementation

Selecting Columns from One Data Frame Based on Another in R

How to Successfully Use Devtools with Shiny Server: Workarounds and Best Practices

Calculating the Difference of Elements in a Vector with Varying Lag/Lead in Time Series Analysis Using R.

Calculating Euclidean Distance Between Vectors: A Comparison of Methods

Mastering Dynamic Aesthetic Specifications with ggplot2: A Safe Approach to Expression Evaluation

Using ggplot2's Graphical Units in a Package for Accurate Point Size Conversions

Removing Rows from a DataFrame by Specific ID Number in Python Using Pandas