7 Code Reviews

Most teams require code changes to be reviewed before they’re merged. A culture of high-quality code reviews helps engineers of all experience levels grow and promotes a shared understanding of the codebase. A poor code review culture inhibits innovation, slows down development, and builds resentment.

Your team will expect you to participate in code reviews—both to give and to receive them. Code reviews can bring out impostor syndrome and the Dunning–Kruger effect—phenomena that we discuss in Chapter 2. Both review anxiety and overconfidence are natural, but you can overcome them when armed with the right context and skills.

This chapter explains why code reviews are useful and how to be a good reviewer and reviewee. We’ll ...

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