I think you’re describing protocols rather than algorithms For a chat program you can look at xmpp, or matrix, both are open protocols for chat apps. You can find info about how they communicate in RFCs or Google “xmpp architecture”
https://en.m.wikipedia.org/wiki/XMPP links to the RFCs for that.
I don’t remember this, which episodes do I need to rewatch
Its peg where I live 🤷
I learned this wrt romeo and juliet, maidenhead is the hymen or virginity (maidenhood?)
For reference the line in Romeo and Juliet was
Ay, the heads of the maids, or their maidenheads.
Take it in what sense thou wilt.
Turnwise and widdershins. I read it in a book once.
Self hosting what?
In general
I also like Tech ingredients, thought emporium. Though more on the practical here’s what I did rather than informational/educational