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?”
The random string that identifies one user's session, usually carried in a cookie. It has to be long and unpredictable, because anyone holding a valid one is treated as that user until it expires.