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Merge pull request #1744 from dsissitka/patch-7
Updated "Use -> The Basics" to use ubuntu:12.10.
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@ -142,7 +142,7 @@ Expose a service on a TCP port
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.. code-block:: bash
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# Expose port 4444 of this container, and tell netcat to listen on it
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JOB=$(sudo docker run -d -p 4444 ubuntu /bin/nc -l -p 4444)
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JOB=$(sudo docker run -d -p 4444 ubuntu:12.10 /bin/nc -l -p 4444)
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# Which public port is NATed to my container?
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PORT=$(sudo docker port $JOB 4444)
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