2017년 9월 6일 수요일

Developing ElliottBrowser for Quandl.Com - 6


Getting the Sources and Running


    ElliottBrowser for Quandl.Com is a .NET form application written in C#, and its main functionalities can be summarized as 'a tool for technical analysis of US stocks, with data fed from Quandl'.

    Of course, free data provided by Quandl are not limited to US stocks, so anyone who want to analyze other data from Quandl or any data from any other data provider may use ElliottBrowser after modifying it a bit accordingly.


▷ Getting and Building the Sources


    The sources of ElliottBrowser for Quandl.Com and its necessary libraries have been published in a GitHub repository.

    In the source tree, is a Visual Studio solution file. After cloning or downloading the repository, it is enough to open and build the solution file with Visual Studio Community 2015 or compatible.


▷ Running ElliottBrowser


    As stated, it is necessary to have a valid Quandl API key to run ElliottBrowser. If it's not the case, visit Quandl and register to get a free account first.

    Every time when ElliotBrowser is starting, it tries to read one of its .ini file to get an API key. If it fails, it prompts the user to fill in a key. See below.


Fig 1. Running ElliottBrowser for Quandl.Com


Fig 2. Filling in an API key

    As in Fig 2, after filling in at least one API key, click 'Save', and then click 'Data Provider' button in the main toolbar (See Fig 1).

    Again, ElliottBrowser tries to read URL format string of Quandl API, and prompts the user if it fails.


Fig 3-1. Ini file checking


Fig 3-2. Ini file checking


Fig 4. Setting a default dataset

    Set the 'DatabaseDefault' field to 'WIKI', and the 'DatasetDefault' field to any valid ticker symbol, and click 'Save'.

    After that, click the 'Data Provider' button in the main toolbar once again.


▷ Using ElliottBrowser


    To learn the basic usages, please check the previous blog post.
    
  

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