Unknown domains often get refused connections from mail servers. Also, it can be easy to get blacklisted.
I retired now, but I still write code for my blog. I totally prefer to write with Kotlin. Java just feels clunky to me now.
I don't get it either. I've been using it on some older laptops because I wanted something lighter weight. It works well for me.
Well, thank you very much mr bot, but I posted this from Mastodon and the fact that it's even here is testimony that I got it right.
Check for spaces at the end of the user name. Auto-completion adds one.