#basic usage

Basic Data Structures V: Arrays in R

What are Arrays in R?

Arrays in R are multidimensional (sometimes called n-d) data structures that hold members of a single data type.

From an implementation point of view, an array is a vector that has one or two additional attributes – dim and dimnames. Only dim attribute is mandatory for an array.

Another way of looking at arrays is to percieve them as a collection of matrices. You will find…

Atomic or Basic Data Types and Scalars in R

There are six prominent basic data types in R, or data types of scalars.

R is a special programming language because it’s a special purpose programming language. R is designed and implemented bottom-up for staistical analysis. Since statistical analysis seldom (read never) occurs on a single observation of a variable, it makes little sense for R to have a sophisticated model for scalars.

A scalar…

Getting Started with R: Installing and Running R (Part 1)

Congratulations for getting started with R!

If you are reading this sentence you have probably made up your mind to harness the power of R. This article prepares you for take-off in your flight with R, it provides a gentle introduction to R and how to go about setting it up on your computer. While we taxi on the runway doing preflight checks, you will also be introduced to some of the jargons of…

Arrays in JavaScript

This article examines the most popular data structure in JavaScript – arrays. We have already examined arrays in Java in a great detail. This post was written as one of the readers asked a comparison of the most popular data structure viz. array in two of the most popular programming languages viz. Java & JavaScript.

What are arrays?

Arrays are one of the most versatile and…

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