I knew DNS propagation could take up to 48 hours, that TTL limits record lifespan, and that port 443 is used for HTTPS. I had watched enough tutorials to be able to hold my own in a conversation about ...

For the past few years, I’ve run my own XMPP-based instant messaging server. It’s an incredibly convenient way for my wife and I to send links back and forth to each other while we’re on our computers ...