This is another player in the game of (pre)rendering the page of the link that you’re about to click on before you click it. The point of which is to get a performance boost for extremely little effort. You’re putting the browser to work getting that next page ready for, say, that half a second between where you hover a link and when you click it, when otherwise the browser wouldn’t have been doing anything.
… it says very little about the performance of the core frameworks in play and
The other day, I realized that web performance is an enormous topic covering so very much — from minimizing assets to using certain file formats, it can be an awful lot to keep in mind while building a website. It’s certainly far too much for me to remember!
In this tutorial, I’ll show you step by step how to create a simple tool in Node.js to run Google Lighthouse audits via the command line, save the reports they generate in JSON format and then compare them so web performance can be monitored as the website grows and develops.
I’m hopeful this can serve as a good introduction for any developer interested in learning about how to work with Google Lighthouse programmatically.… Read article “Build a Node.js Tool to Record and Compare Google Lighthouse Reports”