WebPageTest’s new Opportunities and Experiments: test practically anything
Learn what you can do with the new and incredibly useful test tools from WebPageTest – with no coding required.
Detlef Johnson is the SEO for Developers Expert for Search Engine Land and SMX. He is also a member of the programming team for SMX events and writes the SEO for Developers series on Search Engine Land. Detlef is one of the original group of pioneering webmasters who established the professional SEO field more than 25 years ago. Since then he has worked for major search engine technology providers such as PositionTech, managed programming and marketing teams for Chicago Tribune, and advised numerous entities including several Fortune companies. Detlef lends a strong understanding of Technical SEO and a passion for Web development to company reports and special freelance services.
Functions for Core Web Vitals Tactics with Cloudflare’s HTMLRewriter
The HTMLRewriter() API gives us the ability to use jQuery-style element selectors to attach to HTML elements in raw page source to run JavaScript from that foothold.
Evolving Core Web Vitals tactics using Cloudflare and WebpageTest
In this article, we demonstrate an evolution from an original concept for a testbed to a project suitable for our future events and articles.
Your guide to Core Web Vitals tactics using Cloudflare and WebpageTest
Here is how to test Core Web Vitals scores and code changes using Cloudflare Workers as a reverse proxy and WebpageTest.
Google changes Core Web Vitals metrics; How to use lab and field data for optimization
Field data, considered towards rankings, will vary depending on real-world user device power, screen size, and network connectivity. Lab data has default values for these and, (except in the case of Page Speed Insights), can be calibrated by developers to simulate all manner of conditions.
News from Google I/O for technical SEO practitioners and site developers
For technical SEO practitioners and site developers alike, we can glean a lot from the announcements the Chrome team made about the availability of technologies and extensions to their current products in the "What's new for The Web Platform" keynote.
SharedArrayBuffer warnings in Search Console: Clarifying a new cross-origin isolation security policy
Android Chrome 88 and desktop Chrome 91, plus Firefox 79+ now implement SharedArrayBuffers again after Spectre caused a multiyear security blackout on the feature until new security requirements were in place.
How Gootkit trojan distributes ransomware via Google SERPs
Unknowing developers that search forums for script help can fall victim to Gootkit trojan and ransomware attacks
Chrome 88 adds to Core Web Vitals DevTools
Chrome 88 allows you to view your site's LCP, FIP, and CLS data in dev tools.
Google’s Lighthouse is now recommending JavaScript library alternates
Lighthouse now serves as a beacon for warning you when your project includes old libraries that have modern alternatives.
SEO for reactive JavaScript using React or Vue with NodeJS and other backend stacks
How to get SEO-friendly website pages to feel like there's magic burbling up beneath them.
Google opens the source for its robots.txt parser in Java and testing framework in C++
The new releases are from Google's Search Open Sourcing team.
Power SEO Friendly Markup With HTML5, CSS3, And Javascript
Live with Search Engine Land: SEO Developers tackle server side rendering (SSR) with lively discussion around communicating technical SEO with developers.
Guide to Core Web Vitals for SEOs and Developers
What you need to know about Google’s latest set of key user experience metrics for Web Developers.
Technical SEO for Shopify: A guide to optimizing your store for search engines
How to address the technical limitations in Shopify to improve your store’s search visibility.
What Safari’s 7-day cap on script-writeable storage means for PWA developers
Now marketers know how their days are numbered.
Coding for SEO: Using JavaScript to track COVID-19
An explanation of asynchronous JavaScript using Fetch API for getting JSON data to the screen.
Coding for SEO 101: Understanding source code, compressed code and compiled code
Why can't computers read human language? Why do some source files look like crazy character noise? Are computer programmers magicians?
New Google Lighthouse extension for Firefox goes live
Google wants Chrome team products widely distributed and that includes Firefox.
Microsoft Office hits pause on forcing Bing search in Chrome, Firefox
Rather than automatically changing default search engines for Chrome and Firefox, administrators are required to opt-in for it to do so network-wide.