車輪の再発明をするな
本稿「Don't Roll Your Own」は、既存の標準ライブラリや確立された解決策が存在するにもかかわらず、自前で実装しようとする誘惑に警鐘を鳴らす。暗号、認証、データ構造など、専門家が検証したコードを使うべき場面で独自実装を選ぶリスクとコストを指摘し、保守性やセキュリティの観点から「車輪の再発明」を避ける重要性を説く。
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