Thank you for pointing out the outdated links. This article was written last year and I think some of it has been changed as per what you have said. I will surely update the document links and add anything new that has changed :). I will consider rewriting this tutorial with the latest docs in a while :)
I cut my first commercial code (Telcomp) at Time Sharing Ltd in the UK. I'm long since retired but remain fascinated by software development technologies.
Thank you for pointing out the outdated links. This article was written last year and I think some of it has been changed as per what you have said. I will surely update the document links and add anything new that has changed :). I will consider rewriting this tutorial with the latest docs in a while :)
Thanks Sooraj. There's some discussion of the issue at github.com/firebase/quickstart-js/....