operators - R: += (plus equals) and ++ (plus plus) equivalent from …
Apr 21, 2011 · 27 R doesn't have these operations because (most) objects in R are immutable. They do not change. Typically, when it looks like you're modifying an object, you're actually …
Where does R store packages? - Stack Overflow
May 29, 2015 · The install.packages() function in R is the automatic unzipping utility that gets and install packages in R. How do I find out what directory R has chosen to store packages? How …
python - What exactly do "u" and "r" string prefixes do, and what …
For somebody claiming to be a Django trainer, this sucks. I know what an encoding is, and I know what u'' alone does since I get what is Unicode. But what does r'' do exactly? What kind of …
What does preceding a string literal with "r" mean? [duplicate]
The r means that the string is to be treated as a raw string, which means all escape codes will be ignored. For an example: '\n' will be treated as a newline character, while r'\n' will be treated as …
What does !r do in str () and repr ()? - Stack Overflow
Feb 7, 2012 · 2 If anyone, after reading those 2 answers here, is still wondering what to use !r or repr for, I'd like to shed some light on my own observation of our huge corporate shared …
r - The difference between bracket [ ] and double bracket [ [ ]] for ...
R provides two different methods for accessing the elements of a list or data.frame: [] and [[]]. What is the difference between the two, and when should I use one over the other?
r - What does the double percentage sign (%%) mean? - Stack …
Apr 19, 2018 · What is the double percent (%%) used for in R? From using it, it looks as if it divides the number in front by the number in back of it as many times as it can and returns the …
syntax - What does %>% function mean in R? - Stack Overflow
Nov 25, 2014 · I have seen the use of %>% (percent greater than percent) function in some packages like dplyr and rvest. What does it mean? Is it a way to write closure blocks in R?
r - Why is RStudio telling me that my file doesn't exist? I'm looking ...
Jan 16, 2021 · I'm on RStudio, just wanting to read a csv file: newdata <- read_csv("Nameofdata.csv", col_names = TRUE) But it keeps telling me that the file doesn't …
What does |> (pipe greater than) mean in R? - Stack Overflow
May 28, 2021 · I have recently come across the code |> in R. It is a vertical line character (pipe) followed by a greater than symbol. Here is an example: mtcars |> head() What is the |> …