Aggregating Daily Returns Across Multiple Dates in R

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

Pivoting Data: Mastering Long to Wide Transformations with pivot_longer() and pivot_wider() in R

Filtering Dataframes with dplyr: A Step-by-Step Guide in R

Summarizing Data by Site Number with Multiple Site Entries Using aggregate and dplyr Packages

Handling Variable Length Lines with R: A Practical Guide to Workarounds and Solutions

Merging a List of Data Frames in R: A Solution Using rbindlist and .id Argument

Mastering Conditional Statements in R: A Guide to if and ifelse

Filling Missing Values in DataFrames Using R's Fill Function