Repeating Observations by Group in data.table: An Efficient Approach

Workaround for `ignoreInit` Limitations in Shiny Applications: Simulating Initialization with Conditional Statements

Using Interpolation and Polynomial Regression for Data Estimation in R

Creating Multiple Rows of Charts in ggplot without Using Facet: 4 Alternative Approaches

Visualizing Grouped Data with ggplot2: Mastering Level Order and Best Practices

Creating New Variables with Levels from Existing Dichotomized Variables in R: A Comparative Approach Using `apply()` and `max.col()`

Padding Multiple Columns in a Data Frame or Data Table with dplyr and lubridate

Saving Objects in R: A Guide to Using eval(parse(text=...)) with RData Files

Creating New Columns in R: A Practical Guide to Populating Based on Prior Values

Understanding Random Sampling in R: A Step-by-Step Guide to Picking 30 Data Points from a Dataset