Improving Code Quality: A Detailed Review of a C++-Style R Function for Rolling Window Calculation

Creating Subset of Data Table in R Based on Another Column Condition Using dplyr Library

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

Smart Transpose of a Data Frame in R Using Tidyr Library

Time Series Analysis with R's dplyr and lm Functions: A Step-by-Step Guide to Calculating Trends and Significance

Creating Random Portfolios Using plyr and rportfolio in R

Getting Unique Value Combinations and Calculating Proportions with R's DataFrames

Data Summarization and Grouping with Dplyr in R: A Comprehensive Guide