PutBlob

public void PutBlob(String containerName, String blobName)
{
    String requestMethod = "PUT";

    String urlPath = String.Format("{0}/{1}", containerName, blobName);

    String storageServiceVersion = "2012-02-12";

    String dateInRfc1123Format = DateTime.UtcNow.ToString("R", CultureInfo.InvariantCulture);

    String content = "Andrew Carnegie was born in Dunfermline";
    UTF8Encoding utf8Encoding = new UTF8Encoding();
    Byte[] blobContent = utf8Encoding.GetBytes(content);
    Int32 blobLength = blobContent.Length;

    const String blobType = "BlockBlob";

    String canonicalizedHeaders = String.Format(
            "x-ms-blob-type:{0}\nx-ms-date:{1}\nx-ms-version:{2}",
            blobType,
            dateInRfc1123Format,
            storageServiceVersion);
    String canonicalizedResource = String.Format("/{0}/{1}", AzureStorageConstants.Account, urlPath);
    String stringToSign = String.Format(
            "{0}\n\n\n{1}\n\n\n\n\n\n\n\n\n{2}\n{3}",
            requestMethod,
            blobLength,
            canonicalizedHeaders,
            canonicalizedResource);
    String authorizationHeader = Utility.CreateAuthorizationHeader(stringToSign);

    Uri uri = new Uri(AzureStorageConstants.BlobEndPoint + urlPath);
    HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
    request.Method = requestMethod;
    request.Headers.Add("x-ms-blob-type", blobType);
    request.Headers.Add("x-ms-date", dateInRfc1123Format);
    request.Headers.Add("x-ms-version", storageServiceVersion);
    request.Headers.Add("Authorization", authorizationHeader);
    request.ContentLength = blobLength;

    using (Stream requestStream = request.GetRequestStream())
    {
        requestStream.Write(blobContent, 0, blobLength);
    }

    using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
    {
        String ETag = response.Headers["ETag"];
    }
}