Indexing Matrices Using Row and Column Indices with DataFrames in R

Mastering Data Frame Joins in R: A Comprehensive Guide to Inner, Outer, Left, Right, Cross, and Multi-Column Merges

Using XLConnect to Directly Read and Write Excel Files in R

Mastering Special Characters in Regex: A Comprehensive Guide

Análisis y visualización de temperatura media y máxima en R con ggplot.