Code Review
Domain: Development & Contributing
Motivation
Maintainers review PR code for correctness, style, and safety before merging. Ensures quality.
Concrete Example
PR review: This function is missing error handling. Please add try/except. Also, rename variable x to itemCount. Developer fixes. Reviewer approves. PR merged.
Analogy
Peer grading in class - a classmate reads your essay and gives feedback. You revise. They approve. Code review is peer grading for code.