Following are the links to my repositories which are specific to IONIC framework
$npm install
$ionic serve
$ionic serve --lOR
$ionic lab
To add android platform
$ionic cordova platform add android
To add iOS platform
$ionic cordova platform add ios
$ionic cordova build android
While building an APK you might yet an error => Module not found: Error: Can't resolve 'promise-polyfill'
Refer this issue => ionic-team/ionic-app-scripts#1001
Solution: In the project directory run the following command,
$npm install promise-polyfill --save-exact
and then run the command
$ionic cordova build android