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Questions tagged [stocks]

313 questions
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How to convert MetaStock format to CSV?

http://en.wikipedia.org/wiki/MetaStock Anybody knows how to convert metastock data format to ASCII/CSV format ? Any sample code (c++/c#) would be of great help.
Martin
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Object oriented design for an investment/stock and options portfolio in Python

I'm a beginner/intermediate Python programmer but I haven't written an application, just scripts. I don't currently use a lot of object oriented design, so I would like this project to help build my OOD skills. The problem is, I don't know where to…
Jason Wirth
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Read Amibroker price volume data using python

I would like to read the price volume data of Amibroker stock symbols using python. I cannot find anything useful on google for doing this. Anyone can help?
guagay_wk
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Getting a stock's price history

Are there any simple HTTP APIs out there which will let me get the stock price for a symbol (such as GOOG) at a specific date and time? Something like... http://somewebsite.com/? symbol=GOOG& year=2010& month=7& day=30& hour=4& …
Clark Gaebel
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efficient way to find several rows above and below a subset of data

I'm wondering if there's an efficient way to get X number of rows below and above a subset of rows. I've created a basic implementation below, but I'm sure there's a better way. The subset that I care about is buyindex, which is the indices of rows…
user3314418
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Database design for large amounts of data

I would like to store stock trading data for 1000 symbols. The data is actually converted from text files so there is no need for inserts and updates; only read-only access will be required. The data is basically grouped like this: each symbol has…
Alex
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How can I get the closing price of a stock for a particular date

I'd like to be able to pass in a stock symbol and a date to pull in the closing price. Does anyone know of any good free api's? This is for non-commercial use if that matters.
Prescott
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Stocks technical indicator library for Ruby

I am looking for a "stocks indicator library" written in ruby. A technical indicator could be anything from moving average to Williams %R. Preferably I need a library where I can provide the historical data for a stock (input) and get the latest…
Reza
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What are examples of models used in stock market predictions or books on the subject?

I'm trying to do a survey of stock market prediction methods, how they work and compare, for a computer science project. I know about neural networks, my project was originally going to be based on them, but after looking at the responses to this…
Mike
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BigDecimal for Stock Prices?

I realize that we should use BigDecimal for all monetary values, but what about stock prices in dollars? I noticed that data feed API from major vendors uses the type double for stock quotes. Does anyone know why? Does that mean my application can…
Tom Tucker
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Is there a good way to extract only today' stock market date data from the Alpha Vantage API?

I'm using the Alpha Vantage API to fetch stock market data. However, this API seems to be geared towards only providing series of data which is also implied in its aptly named functions like TimeSeries. That means that if I request a quote from the…
exceed
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Yahoo Finance: Is it legal to get the data (real-time) and put it on my website?

I figured out how to get real-time ("live" - EDIT: but delayed by 15 minutes) stock data from yahoo finance ...now the question is : is it legal to put the data on my website ...I want to build a stock ticker for my website ....would it be legal to…
HideYourLoveAway
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Development Platforms for Financial modeling (What do the Quants use?)

Quantitative Analysts or "Quants" predict the behavior of markets to maximize profits. I am interested in the software that they use to accomplish this. Are there development platforms, libraries, languages or Data Mining suites specifically…
rook
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Launch Apple's Stocks app, with a particular stock selected

I would like to launch Apple's Stocks app to show information for a particular stock, on a non-jailbroken phone. I'm not interesting in how to get a quote or graph a stock myself, just opening Stocks.app. I was hoping that the Stocks app would have…
Vincent Gable
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PHP / AJAX toolkit to make a "live graph" (eg for tracing stock prices)

how do i (after getting the right stock prices from a source) show it on a "live graph". i'm looking for a php/ajax toolkit that allows me to create that graph live? is that the right thing to use or a flash based solution is better? are there…
Dave
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