Jul 22, 2016 · Then trying to explain to myself some "quirky" results I wrote this R script below. I had read that the remainder or result of modulo operator is supposed to be always positive, …

Nov 25, 2014 · The funny percent-sign syntax is how R lets users define their own infix functions. An example of a built-in infix operator in R is +; the + in 1 + 2 actually does the function call …

For Boolean values there’s no difference between bitwise and logical operations; but for arbitrary integers, the result differs. For instance, 1 | 2 == 3 in most programming languages. However, …

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 …

2 days ago · I have (although painstakingly) with the help of some coding programs, re-written one of my R functions in c++ to test if there's any noticeable improvement in speed and …

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 …

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 …

Jul 15, 2012 · The help file states that the function combines objects, but c actually stands for concatenate. concatenate is also mentioned in the help file. "...: objects to be concatenated." I …