DevMemo

String.format(“0x%01X", intVal & 0xF); https://stackoverflow.com/questions/9610254/string-format-and-hex-numbers-in-java

HttpURLConnection connection = null ; URL url = null; ... connection = (HttpURLConnection)url.openConnection(); connection.setRequestMethod( "POST" ); // connection.setRequestProperty( "Accept-Encoding" , "identity" ); connection.setConnectTimeout( 5000 ); connection.connect(); InputStream is = connection.getInputStream(); //connection.getContentLength(); // need setRequestProperty( "Accept-Encoding" , "identity" );