The Hekkensteeg is to the left. The courtyard was once the place where brewery "De Posthoorn" was. Below you can see the entrance of the brewery.



There were plans to make this into a car park, but cars lost their popularity, so now it is a public garden.

You probably mean "Harrumble".

From the BBC comedy series Bleak Expectations:
www.bbc.co.uk/programmes/b00cwgs6

The same, your quote is from the programme (it can be heard in the episode which is now available at 7 minutes 55 seconds.)

I'm not sure about the spelling, it could be with one R, but I don't think it is in the OED yet.