Hm, looks like the canonical information can be added via a HTTP header, e.g. via .htaccess. https://moz.com/blog/htaccess-file-snippets-for-seos
Do we know if we can work with .htaccess files on the Apache UIMA website? -- Richard On 07.09.2015, at 17:59, Marshall Schor <[email protected]> wrote: > Hi, > > Several projects are now making copies of the current versions of things (like > API docs) under a directory .../current/... . > > I recently ran across a reference to a problem with search engines, and a fix > for it. The problem is sometimes search engines keep references to "older" > versions for a long time. The fix makes the search engines recognize which > address should be used when there are "duplicates", for search results (e.g., > making the version under "current" be used, would have the search results go > to > the current version). > > The technique is to make use of a rel-canonical meta tag. see for example: > https://moz.com/blog/canonical-url-tag-the-most-important-advancement-in-seo-practices-since-sitemaps > > I'm thinking we should add this to the pages that are under .../current/... > if > reasonable. > > -Marshall
