text: var http = require('http')
  var util = require('util');
  var net = require('net');
  
  var tcp_server = net.createServer(function (socket) {
    util.puts("Connection from " + socket.remoteAddress);
    socket.write("Hello World\n");
    socket.end();
  
    socket.on('end', function () {
    });
  });
  
  var http_server = http.createServer(function (request, response) {
    response.writeHead(200, {"Content-Type": "text/plain"});
    response.end("Hello World\n");
  });
  
  http_server.listen(8000);
  tcp_server.listen(7000);
  
  console.log("HTTP server listening on port 8000");
  console.log("TCP server listening on port 7000");
  
  