Answers for "how to link a javascript file to html file"

Error: listen EADDRINUSE: address already in use :::3000

sudo lsof -i :3000

Error: listen EADDRINUSE: address already in use :::3000

//To find the process id (PID) associated with the port
lsof -i tcp:3000 
COMMAND PID   USER  FD  TYPE DEVICE             SIZE/OFF NODE NAME 
node    44475 chen5 31u IPv4 0x8b1721168764e4bf 0t0 TCP *:strexec-s (LISTEN)
//Then to kill the process
kill -9 44475

Error: listen EADDRINUSE: address already in use :::3000

C:\Windows\System32>taskkill /F /IM node.exe
SUCCESS: The process "node.exe" with PID 11008 has been terminated.

how to link javascript to html

<script src="PathToYourFile.js"> </script>

how to link javascript to html

<script src = "index.js"></script>