Load event listener ignored by WP Rocket RocketLazyLoadScripts
While investigating a site-speed anomaly, I discovered a critical bug that was silently breaking performance monitoring for potentially many WordPress sites.
Pagespeed findings
Can't get enough? I'm regularly sharing snack bite tips and advice on LinkedIn as well.
I was wrong about Google Lighthouse TTFB
I’ve spent years knee-deep in Lighthouse in my first few pagespeed years. I always assumed that one part was intentional design decision, but after 5 years I learned I was wrong.
What is a good TTFB for ecommerce?
Although not part of the set of Core Web Vitals, TTFB is an important page speed metric. However, it poses more challenges for e-commerce sites compared to other types of websites, static sites included. Nevertheless, what is considered a good TTFB for e-commerce?
Short code snippet to track both redirect time and full TTFB
Here are ways to log the redirect time and TTFB. Just copy & paste it into Chrome's JS Console to see the complete waiting time (including redirect time) when clicking on your own Google + FB Ads, for example.
Easiest way to spot (unnecessary) redirects for SEO or pagespeed
You quickly want to check for unnecessary redirects to prevent them from impacting your SEO and PageSpeed. But you don't want to use other tools? You can easily do it by using DevTools, in 3 simple steps.
The redirect technique behind Twitter's t.co links
While users would actually see the actual link in the user interface (either their browser or the Twitter app), the actual redirect behaviour works with an extra step via t.co
What CMS to use for optimale TTFB (and sitespeed?)
With which CMS do you have the greatest chance of a fast or slow website? And which (managed) hosting is best?