FIBERHOME CONFIGURATE PORT 80

https://www.youtube.com/watch?v=LX9lTZAxsvU

HttpClientModule RESTFUL ANGULAR 6

https://vocon-it.com/2017/06/24/consuming-a-restful-web-service-with-angular/

https://v2.angular.io/docs/ts/latest/tutorial/toh-pt2.html

https://v2.angular.io/docs/ts/latest/tutorial/toh-pt2.html

in-memory-data.service.ts has not been created

you should create in-memory-data.service.ts yourself.

https://stackoverflow.com/questions/39877282/cannot-find-module-in-memory-data-service-in-tour-of-heroes-for-angular2https://stackoverflow.com/questions/39877282/cannot-find-module-in-memory-data-service-in-tour-of-heroes-for-angular2

ng serve --close

You can use the following command to end an ongoing process:

ctrl + c

npm should be run outside of the node repl, in your normal shell.}

https://stackoverflow.com/questions/24476805/how-to-resolve-npm-should-be-run-outside-of-the-node-repl-in-your-normal-shell 

you just open command prompt, then enter in c:/>('cd../../') then npm install -g cordova

node is not defined

https://stackoverflow.com/questions/27170037/first-time-using-node-js-referenceerror-node-is-not-defined