Copilotfree, in-browser
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
A response, usually 301 or 302, telling the browser to go somewhere else, with the new address in a Location header. If an app builds that address out of user input without checking it, it will happily send visitors to an attacker's site.