C#

class MyWebClient : WebClient
{
    protected override WebRequest GetWebRequest(Uri address)
    {
        var request = base.GetWebRequest(address);
        var http = request as HttpWebRequest;
        if (http != null) http.AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip;
        return request;
    }
}
...
using (var webClient = new MyWebClient())
{
    ...
}

Quote:

whats wrong with this Code

myArray[2, 4] => integer at [myArray + (4 * 3 * sizeof(int32)) + 2]

myJaggedArray[2][4] => Get the array at [myJaggedArray + (2 * sizeof(Reference))], then use it in [subArray + (4 * sizeof(int32))] to fetch the value.