Have you ever finished creating a website and loved everything about it? And then promptly began to hate it after attempting to actually view it online and it is painfully slow to load? Everyone is used to the common culprits, but there is one often overlooked perpetrator: render-blocking JavaScript.
via HubSpot Marketing Blog http://bitly.com/1MBO79k
Hi,
ReplyDeleteYou could refer this article regarding render blocking metrics - CSS and JS.
https://www.speedboost.xyz/blog/why-do-you-need-to-eliminate-render-blocking-css-js/