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web.dev articles › reduce-javascript-payloads-with-code-splitting

Reduce JavaScript payloads with code splitting  |  Articles  |  web.dev

Sending large JavaScript payloads impacts the speed of your site significantly. Instead of shipping all the JavaScript to your user as soon as the first page of your application is loaded, split your bundle into multiple pieces and only send what's necessary at the very beginning.

web.dev articles › preload-critical-assets

Preload critical assets to improve loading speed  |  Articles  |  web.dev

As soon as you open any web page, the browser requests an HTML document from a server, parses the contents of the HTML file, and submits separate requests for any other external references. The critical request chain represents the order of resources that are prioritized and fetched by the browser.