调用Google和Yahoo的API做的汇率转换工具-Exchange Rate Converter By Google And Yahoo!

这个函数可以从谷歌财经网站读取股票的历史数据。-This function gets the historical data of a stock the Google Finance nice website.

algotrader google上MIT协议最后一版，目前在研究，缺少部分源码(The last version of the MIT protocol on algotrader Google, currently in research, lacks a part of the source code)