web.archive.org/web/20140430044213/http://c2.com/cgi-bin/…, softwareengineering.stackexchange.com/q/189222/219582, stackoverflow.com/q/729379/5113030 — Angel 35 secs ago

Also please read How do I ask and answer homework questions? as well as Open letter to students with homework problems — Some programmer dude 49 secs ago

If it just randomly started happening without anything else changing, then it might be related to VSCode's cache, which can get corrupted rarely. You could try clearing it. I can't vouch for this site but I found this: programmersought.com/article/59887862628 — user2740650 53 secs ago

This isn't a properly formatted question for stackoverflow and may be better suited for the Software Engineering stack exchange softwareengineering.stackexchange.com — JohnD 19 secs ago

Welcome to Stack Overflow. Please take the tour to learn how Stack Overflow works and read How to Ask on how to improve the quality of your question. Please see: Why is “Is it possible to…” a poorly worded question? (don't just change your question to "How"). — Progman 48 secs ago

A client will always have to initiate a connection first. This is not specific to Go, and not even to HTTP. For websockets, this will also be the case. Whatever is a good option for your project is really a question that's too broad for StackOverflow, and perhaps is more suitable for softwareengineering.stackexchange.com? I'd recommend posting a description of the problem you're trying to solve there. — Emile Pels 22 secs ago

Why not try to take up the challenge and solve it? open Letter to students with homework problems — David Tonhofer 21 secs ago

Welcome to Stack Overflow! How to ask homework question and Open letter to students with homework problems — Barmar 19 secs ago