gistfile1.txt

vagrant@precise64:~$ docker ps
ID                  IMAGE                COMMAND             CREATED             STATUS              PORTS
274ebe0573de        sinatrademo:latest   /bin/bash           3 minutes ago       Up 3 minutes        49158->4567

vagrant@precise64:~$ wget localhost:49158
--2013-06-23 12:36:41--  http://localhost:49158/
Resolving localhost (localhost)... 127.0.0.1
Connecting to localhost (localhost)|127.0.0.1|:49158... connected.
HTTP request sent, awaiting response... Read error (Connection reset by peer) in headers.
Retrying.

gistfile2.txt

root@9e6d6d40c3ae:/# wget -q -O- localhost:4567/hi
Hello World!