Which command is used to remove PID=101 ? code example

Example 1: linux kill process

kill -9 3827

kill -9 3919

kill -9 10764

kill -9 11679

Example 2: kill pid

lsof -i:3000           // Change 3000 to whatever your port is!
sudo kill 9 <PID>      // Change <PID> to the Pid number the above command returns