docs: fix typo

There are 2 not 3 RUN instructions in the userguide's Dockerfile.

Signed-off-by: Mihai Borobocea <MihaiBorobocea@gmail.com>
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Mihai Borobocea 2015-02-04 20:48:53 +02:00
parent 8a91926cd9
commit 48ee443eca
1 changed files with 1 additions and 1 deletions

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@ -263,7 +263,7 @@ this case we're basing our new image on an Ubuntu 14.04 image.
Next we use the `MAINTAINER` instruction to specify who maintains our new image.
Lastly, we've specified three `RUN` instructions. A `RUN` instruction executes
Lastly, we've specified two `RUN` instructions. A `RUN` instruction executes
a command inside the image, for example installing a package. Here we're
updating our APT cache, installing Ruby and RubyGems and then installing the
Sinatra gem.