How Software Development Really Works

Most books on programming present the software development process as a linear progression from the beginning to the end of a project with no detours on the way. However, this is a very misleading picture of what is actually an iterative process: every actual project requires a lot of feedback from users. It also requires considerable time spent correcting errors that may have been overlooked in previous revisions or introduced while adding new features (or even fixing old bugs). The whole process often involves one step back (or sideways) for each several steps forward.

In fact, even the picture I just presented of the incremental implementation of the home inventory program up to this point is over-simplified. ...

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