anchor.diff:  // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
   // for details. All rights reserved. Use of this source code is governed by a
   // BSD-style license that can be found in the LICENSE file.
  +// Revised December 2013, by Terry.
   
   import "dart:io";
   import "dart:convert";
   
  -const HOST = "127.0.0.1";
  +const HOST = "localhost";
   const PORT = 8080;
   final REQUEST_PATH = "/time";
   
  
positive.code: <html>
    <style>
      body { background-color: teal; }
      p { background-color: white; border-radius: 8px; border:solid 1px #555; text-align: center; padding: 0.5em;
          font-family: "Lucida Grande", Tahoma; font-size: 18px; color: #555; }
    </style>
    <body>
  
negative.code:   .then((HttpServer server) {
      server.listen(
          (HttpRequest request) {
            if (LOG_REQUESTS) {
              print("Request: ${request.method} ${request.uri} "
              "from ${request.connectionInfo.remoteAddress}");
            }
            if (request.uri.path == REQUEST_PATH) {
              requestReceivedHandler(request);
            }
  