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Pin Down NPM Package Versions with Yarn.lock

Mark ShustMark Shust
1:14

npm shrinkwrap > npm install > npm shrinkwrap is not guaranteed to produce the same output as just shrinkwrapping once, whereas Yarn explicitly uses "an install algorithm that is deterministic and reliable". We’ll learn how to generate a yarn.lock file and commit it to version control to ensure a deterministic and reliable module install process.

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