2+2 = 4 (four) eyes principle, author, maker, writer, reviewer, quality
2+2 = 4 (four) eyes principle, author, maker, writer, reviewer, quality checker, development, review, quality assurance, better quality.
What is 2 + 2 = 4; four eyes principle?
Four eyes principle, work on base of two man rule over system for correctness, maker and checker, in Information Technologies IT word, coder and reviewer.
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