The pair programming process is a work methodology advocated by eXtreme Programming (XP). As the name implies, each programming unit consists of two developers on a single computer. We may incur in the wrong thought that it is a waste of human capacity, since there are two elements to accomplish one’s tasks. However this thought could not be further from reality.
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IBM championed the code review process since a long time, in fact since 1974. It was initially defined as a “code inspection”, a formal static analysis process to evaluate if the software was full-filling the requirements. This process was slow but, even so, IBM enabled to obtain significant quality improvements in the delivered code.
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