The Julialang web home page states that Julia is designed for parallelism and cloud computing. We looked at running tasks in parallel and in this section, I'll close with a discussion of the cloud computing.

Using the Cloud is a relatively new computing business model, based on the concept of providing software as a utility service.

The idea is to call on resources as needed to meet demand and to pay for it as required in a way similar to utilities such as electricity and water, and therefore you do not have to provision your own resources to meet an estimated peak loading. This is often termed as Software as a Service (SaaS).

Two of the early cloud providers were Amazon and Google. Both have slightly different emphasis of approach, but either can be used to run Julia, and we will consider each briefly in a Julia context later.

Among the other major cloud providers are Rackspace, Microsoft, and Oracle: