CarCulatr – A 2006 mobile app in JavaScript http://www.roccogeorgi.com/projects/carculatr-a-2006-mobile-app-in-javascript.html

1. price calculator for used cars
Paving Ways - Rocco Georgi

2. motivation
Wouldn‘t it
be great to
check prices
online for
comparison
NOW ?

3. motivation
With CarCulatr you can look up
car prices in real time while you
are out car shopping.

4. key facts
- price calculator for used cars
- first Opera Platform Project of
Paving Ways
- mobile AJAX application

5. how it works
-
based on Opera Platform
(X)HTML + JavaScript application
data retrieval via XMLHttpRequest
PHP script to crawl mobile.de
(car portal), no API

6. results
-
small data transferred (<1KB/calc.)
easy to develop: (X)HTML/CSS/JS
cellphone-independent development
about 2 million mobile Opera
installations, increasing
- feels like mobile application

7. results
Certain types of data have higher value
depending on location; you go to a used-car
lot without knowing what you might find there.
You don't know what data you need until you
get there.
(Michael (tm) Smith, Opera)

8. contact me
Paving Ways
Rocco Georgi
rocco@pavingways.com
www.pavingways.com