The information about each train that user enters into the
form each time is saved. That information includes: train name,
destination, frequency (in mins.) that train arrives, and
next arrival time. The app will calculate the next arrival time.
In addition, once user arrives, app will re-load every minute.
Visit the live app page and try it yourself!
Front-end: HTML5 / CCS3, and Javascript.
Frameworks: Moment.js, jQuery, and Foundation 6.
Back-end: Firebase