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R is a free, open-source programming language and software environment for statistical computing, bioinformatics, information graphics, and general computing. · i have seen the use of %>% (percent greater than percent) function in some packages like dplyr and rvest. What does it mean? What is the difference between the two, and when should i use one … · what’s the difference between \n (newline) and \r (carriage return)? Is it a way to write closure … Are there places where … · r provides two different methods for accessing the elements of a list or data. frame: A carriage return (\r) makes the cursor jump to the first column (begin of the line) while the newline (\n) jumps to the next line and might also to the beginning of that line. In particular, are there any practical differences between \n and \r?