Update step_four.md

It is not normal to provide the file you are looking for when running `ls`
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Renier Strydom 2016-10-08 10:36:56 +02:00 committed by GitHub
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@ -50,7 +50,7 @@ commands to run. Your recipe is going to be very short.
The command appears to do nothing but it actually creates the Dockerfile in the current directory. Just type `ls Dockerfile` to see it.
$ ls Dockerfile
$ ls
Dockerfile
5. Open the `Dockerfile` in a visual text editor like <a href="https://atom.io/" target="_blank">Atom</a> or <a href="https://www.sublimetext.com/" target="_blank">Sublime</a>, or a text based editor like `vi`, or `nano` (https://www.nano-editor.org/).