The short answer is to use a different port number. For Instance in Angular, the default port number for an application is 4200. If you want to run another application at the same time, you would have to use a different port number. Which brings us to a question-
How to change the port number for an application?
Different frameworks have their own ways to change port numbers. In Angular, one would have to type this command in the terminal in order to change the port number-
ng serve –port port_number
where port_number is the number that you Intend the application to use.
Notice that there are two “dashes” before port
If you want the application to use port number 4401, then you would do this-
ng serve –port 4401