Jumping straight ahead to our IDE in order to shoot some code might feel creative but isn’t that effective. When building web applications that solve actual and not imaginary problems we need to think as a user first and define all the paths and flows we should follow to fulfill our goal.

Many times we try to launch an application locally and we face an annoying error saying this port is already in use. How can we tackle this fast?

There are times we need to launch an HTTP server locally to test a Single Page Application, or a production bundle or even a static website. So how do we do this?