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

Creating Random Portfolios Using plyr and rportfolio in R

Reshaping Three-Collar Data Frames to Matrix Format Using R

Understanding Consecutive Numbering of Data.Frame Segments: A Practical Guide with `plyr` and `dplyr` Libraries

Understanding Why `unique.default(x)` Fails for Data Frames in R: A Comprehensive Guide