gistfile1.txt

var http = require('http'),
  express = require('express'),
  app = express();

app.get('/', function(req, res){
  console.log('request');
  res.send('hello world');
});

var server = http.createServer(app);

var connected_users={}, count = 0;

server.on('connection',function(socket){
    socket.count = count;
    connected_users[count] = socket.remoteAddress;
    console.log(connected_users);
    count ++;
    socket.on('close',function(){
        delete connected_users[socket.count];
        console.log(connected_users);
    });
});

server.listen(3000, function(err) {
    if (err)
        console.log('StartingServer', err);
    else
        console.log('Express server listening on port '+server.address().port+' in '+app.settings.env+' mode');
});