.NET (Core and Framework)

<br />
// Read the whole file into memory<br />
Stream  http_stream = http_response.GetResponseStream();<br />
int     data_size   = (int)http_response.ContentLength;<br />
byte[]  data_buffer = new byte[data_size];<br />
int     position    = 0;<br />
<br />
while( position < data_size )<br />
{<br />
    int bytes_to_read = data_size - position;<br />
    int bytes_read    = http_stream.Read(data_buffer, position, bytes_to_read);<br />
<br />
    if( bytes_read > 0 )<br />
    {<br />
        position += bytes_read;<br />
    }<br />
}<br />
<br />
http_stream.Close();<br />