what is R in matrix code example

jquery on load documenbte code example html open link in not in new tab code example Write a python code to compute the time taken to run the following piece of code: code example how to initialise list in python code example vba last row in column code example rotate the array to the right by k steps hackerrank solution code example how to view node js commands node -h code example image in html page code example panda python excel code example dart emailregex code example javascript difference entre null, undefined ou vide code example memoize react hooks code example