In this Hasty Treat, Scott and Wes discuss npm, yarn, lock files, why they're useful, why you would or wouldn't want to track them in Git and much more!

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Show Notes

4:10

What is npm and yarn?

8:00

What's the difference between npm and yarn?

12:00

What is semver?

16:40

What is the dependency tree?
This is the problem that lock files solve

20:32

Cool new features of npm and yarn
- npx
- security warnings

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