Ticker

The app’s database is loaded with sample data on first execution.

You can download the graphics resources necessary to replicate the interface here

Yahoo Query Language

YQL:

• SQL-like query language

• designed to retrieve and manipulate data from APIs through single Web interface

• Server response supports CSV, JSON…

YQL query example:

Select * from yahoo.finance.quotes where symbol in (‘yhoo’)

Read more about YQL here

Test your YQL queries here

JSON server response

Tickers requests response is sent in JSON format.

JSON is:

• Lightweight data-interchange format

• Easy for humans to read/write

• Easy for machines to parse/generate

Read more about JSON here

Documentation

• You can see a walk-through of the app here

• You can download the app source from here