R data.table code becomes more efficient — and elegant — when you take advantage of its special symbols and functions. With that in mind, we’ll look at some special ways to subset, count ...

I'm going to explain to you how I mastered data structures and algorithms quickly without hating my life. Now, I say that ...

R Language Basic Data Structures. Vectors, lists, arrays, matrices and data frames -- a look at five of the most fundamental data structures built into R. By James McCaffrey; 08/10/2016; Among my ...