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TLDR Web Dev

WHAT VUE’S CREATOR LEARNED THE HARD WAY WITH VUE 3

Evan You, creator of Vue, recounts some of the challenges the release of Vue 3 unveiled and the lessons he learned with each one. One key lesson was minimizing breaking changes and adopting a deprecation cycle to ensure smoother transitions for users. Another lesson was recognizing the importance of collaborating with ecosystem library authors to address issues before releases and discouraging the use of internal APIs to prevent difficulties in upgrading. Embracing TypeScript and the composition API was crucial for a better developer experience.

THE DAY I STARTED BELIEVING IN UNIT TESTS

Initially skeptical about the value of unit tests, the author was assigned to create and run them for embedded software. After a year of successful runs, the tests suddenly started failing due to a race condition in the test framework's threading abstraction. This experience led the author to recognize the importance of unit tests in uncovering hidden defects, improving code quality, and adopting new development methodologies when necessary.

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