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?

As the help page says, this makes the longer form "appropriate for programming control-flow and [is] typically preferred in if clauses." So you want to use the long forms only when you are …

The longer form evaluates left to right examining only the first element of each vector. Evaluation proceeds only until the result is determined. The longer form is appropriate for programming …

There are some differences between <- and = in the past version of R or even the predecessor language of R (S language). But currently, it seems using = only like any other modern …

Jul 26, 2012 · 11 I think it is because % has often be associated with the modulus operator in many programming languages. It is the case, e.g., in C, C++, C# and Java, and many other …

I'd like to know how to learn the R language as as 'programming' language as opposed to learning it as a statistical system. My question is prompted by lack of understanding of such functions …

Jan 27, 2015 · Now some would consider rnorm(N <- 10, mean = 5, sd = 2) poor programming, but it is valid and you need to be aware of the differences between = and <- for assignment.

Nov 4, 2013 · I am trying to create a function to test if a given integer is a prime number, I tried using the following:

Jul 31, 2018 · What is the meaning of the ~. argument in R? For example plot(~.,xyz..) I have seen this argument used several times in various contexts and since it is difficult to …

Jan 20, 2016 · For example, how would I go about entering the value e^2 in R?