In this chapter we briefly discuss the concept of infrastructure as code and DevOps. We also touch upon Chef and Ruby and cover some of the use cases of Opscode Chef and how it is being leveraged to solve technical problems faced by IT (information technology) departments.

Infrastructure as Code

The advent of public cloud computing has revolutionized the software development world. Small companies with a good idea can leverage the pay-per-use model provided by the public cloud computing companies and setup their infrastructure quickly and without any upfront costs.

For the traditional IT enterprises, the public cloud brings ...

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