Coding for SEO: Using JavaScript to track COVID-19
An explanation of asynchronous JavaScript using Fetch API for getting JSON data to the...
Detlef Johnson
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 20 years ago. Since then he has worked for major search engine technology providers, managed programming and marketing teams for Chicago Tribune, and consulted for numerous entities including Fortune 500 companies. Detlef has a strong understanding of Technical SEO and a passion for Web programming.
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...
New Google Lighthouse extension for Firefox goes live
Google wants Chrome team products widely distributed and that includes...
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...
Default Search in Chrome Switched to Bing for Office 365 ProPlus users
Microsoft Office 365 ProPlus is bundling a payload that switches default search engine for Chrome and Firefox over to...
SameSite requirements for cookies: What SEOs and developers need to know
Get prepared for SameSite cookie handling behavior coming to Chrome, Firefox and Edge...
Connect to remote hosts with secure shell
The terminal is important because it providesaccess to command line utilitiesthe ability to perform SEO hacking on remote machines by opening shells...
Getting started with a terminal emulator for SEO programming
The terminal is important because it providesaccess to command line utilitiesthe ability to perform SEO hacking on remote machines by opening shells...
Learn to think like an SEO developer
Enhance your skill set by bringing your SEO knowledge to the world of computer...
Googlebot renders, indexes AJAX-style dynamic content driven by XHR POST
More of your dynamic content can now be indexed by Google....
Evergreen Googlebot with Chromium rendering engine: What technical SEOs need to know
Googlebot now supports many more features and will make it easier for developers to ensure their sites work with...
Sites vulnerable to XSS can be used to phish Googlebot
How to protect your site from being used in XSS...
The SEO Advantages of Machine-Readable HTML5 Semantic Markup
Semantic HTML5 provides us with an opportunity to improve our websites and optimize for search engines. We can take full advantage of these...
How to get brand URLs in Google AMP cache by extending TLS for Web Package
Google has successfully rushed a solution with an implementation scheme that will display your brand URLs in your page’s Google AMP cache search...
Why SEOs should get to know Karen Spärck Jones, originator of search engine algorithms
Let Jones' tf*idf be your guide. It underpins nearly all modern sophisticated search engine...
A WordPress safety plan for SEOs and developers
How to protect your WordPress site from attack and keep it safe and...
How to set up Google Search Console domain verification for site-wide reporting data
Getting technical: What you need to know about verifing your site with GSC using a DNS TXT record...
Service workers and SEO: What developers should know
What are service workers, why would you implement them and what's the potential impact on your site's rankings? Find...
Using Google Search Console to manage ‘search enhancement’ validation errors and employing the API
In this wrap-up of our series on Google Search Console, get tips on the most productive uses of the GSC API....
Managing Sitemap XML with Google Search Console
What to look for in Search Console indexing reports, plus learn why and how to create a dynamic Sitemap...