Update a CouchDb document from c#.

gistfile1.cs

private void PutDocument(string postUrl, string document)
{
    byte[] data = new ASCIIEncoding().GetBytes(document);

    var request = (HttpWebRequest)WebRequest.Create(postUrl);
    request.Credentials = new NetworkCredential(_username, _password);
    request.Method = "PUT";
    request.ContentType = "text/json";
    request.ContentLength = data.Length;

    using (var streamWriter = new StreamWriter(request.GetRequestStream()))
    {
        try
        {
            streamWriter.Write(document);
            streamWriter.Flush();
            streamWriter.Close();

            var httpResponse = (HttpWebResponse)request.GetResponse();
            using (var streamReader = new StreamReader(httpResponse.GetResponseStream()))
            {
                var result = streamReader.ReadToEnd();
                streamReader.Close();
            }
        }
        catch (Exception e)
        {
            _logger.Error("Exception thrown when contacting service.", e);
            _logger.ErrorFormat("Error posting document to {0}", postUrl);
        }
    }
}