The canonical in the header can be used for any page, but the most common use case is for setting a preferred version for PDFs, as Google did when Dan Sharp hijacked Google’s SEO Starter Guide.

The URL Inspection tool reveals more than indexing status. Use it for live testing, debugging canonical conflicts, and more.

User-declared canonical: This is precisely what it says; it’s the canonical specified in the canonical tag. Google-declared canonical: This is the URL Google chooses to honor as the canonical.

With a canonical tag, all versions of a piece of content are available for anyone to see, but they aren’t indexed. Nor do canonical tags pass any ranking boost to the original article. With a 301 ...

Ubuntu 25.10 to ditch Intel graphics security trade-offs for OpenCL and Level Zero Troubled Chipzilla's long-suffering GPU ...

Canonical, the company behind the Ubuntu Linux distribution, now plans to IPO in 2023. The saga of Ubuntu-maker Canonical‘s IPO efforts now stretches back quite a few years.

To overcome the inherent challenge of translation termination interference caused by stop codon reprogramming in mammalian ...

In a Google SEO office-hours hangout Google’s John Mueller was asked whether rel canonical or the noindex tag was the best approach for dealing with duplicate and thin content in an ecommerce ...

We ask the person sitting across the table from us what it’s like to work at Canonical and they stare at their drink for a while contemplating the question: “Most companies purely want to make ...