Node.js/Mongo

var sys = require('sys'),
http = require('http'),
mongodb = require('mongodb');

http.createServer(function(req, res) {
    var server = new mongodb.Server("127.0.0.1", 27017, {});
    var db = new mongodb.Db('mongo', server, {});

    db.open(function (error, client) {
        if (error) {
            db.close();
            throw error;
        }

        var collection = new mongodb.Collection(client, 'basic');

        collection.find({'_id':String(Math.floor(Math.random()*100000))}, {}, function(err, cursor) {
            if(err == null){
             cursor.toArray(function(err, docs){
                 db.close();
                 res.writeHead(200, {'Content-Type': 'text/html'});
                     res.write('Goood');
                 res.end();
             });
            }else{
                db.close();
                res.writeHead(200, {'Content-Type': 'text/html'});
                res.write('Bad');
                res.end();
                throw err;
            }
        });
    });
}).listen(8080);