Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]
Smashing Magazine
JANUARY 7, 2019
Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? Long FMP usually indicates JavaScript blocking the main thread, but could be related to back-end/server issues as well.
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