28 mei 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 |> …

25 nov. 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?

What is difference in a string between \r\n, \r and \n? How is a string affected by each? I have to replace the occurrences of \r\n and \r with \n, but I cannot get how are they different in a stri...

The infix operator %>% is not part of base R, but is in fact defined by the package magrittr (CRAN) and is heavily used by dplyr (CRAN). It works like a pipe, hence the reference to Magritte's …

In R, lme4's function glmer uses Maximum Likelihood with quadrature optimization by default. However, I would like to fit the model with Pseudo-Likelihood instead, due to a concern that my …

I created a question 'What is the calculation behind the %*% operator in R?' which was marked as a duplicate of this question. The %*% operator is used to multiply two matrices.

6 jan. 2016 · What’s the difference between \n (newline) and \r (carriage return)? In particular, are there any practical differences between \n and \r? Are there places where one should be used …

R's syntax contains many ambiguous cases that have to be resolved one way or another. The parser chooses to resolve the bits of the expression in different orders depending on whether = …

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?

‘&’ and ‘&&’ indicate logical AND and ‘|’ and ‘||’ indicate logical OR. The shorter form performs elementwise comparisons in much the same way as arithmetic operators. The longer form …