Simple, quick Dash USD price estimate based on Bitstamp BTC price for $USD value, and Poloniex for DASH/BTC price.
- Grab Poloniex ticker & insert into DB.
- Grab Bitstamp ticker & insert into DB.
- Display both on a webpage, including fetch timestamps for both.
- Multiply the two & display result in $USD on the page also.
Use cron to schedule/run these jobs every minute.
Bitcoin weighted average here -- use this to determine BTC/USD price
This isn't structured well, the namespace is polluted -- it's quick & dirty, intentionally.