port
port — A numbered door on your computer where a specific program is listening.
When you run a web app locally, it shows up at something like "localhost:3000." The 3000 is the port.
"What port is it on?" "Port 3000 is already in use."
port — A numbered door on your computer where a specific program is listening.
When you run a web app locally, it shows up at something like "localhost:3000." The 3000 is the port.
"What port is it on?" "Port 3000 is already in use."