Put your site ID in your config.toml:

googleAnalytics = "UA-123-45"

Code from Minimo theme:

https://github.com/MunifTanjim/minimo/blob/master/layouts/partials/data/title

Thanks @MunifTanjim.

.RSSLink uses the RSS URL for the given context: the site feed for the home page, the tag feed for tag pages, no URL given for single pages.

How to preserve HTML comments in Go templates:

https://discourse.gohugo.io/t/how-to-add-comments-in-a-template/75/8