docker run -p 9001:9001 andypetrella/spark-notebook:0.7.0-scala-2.11.8-spark-2.1.0-hadoop-2.7.2-with-hive
The click here is a link. Click it, then navigate to where you downloaded the tutorial GitHub repository. Find and select notebooks/JustEnoughScalaForSpark.snb.
A new line in the UI is added with "JustEnoughScalaForSpark.snb" and an "Upload" button on the right-hand side, as shown in Figure 1:
Figure 1: Before Uploading the Notebook
I've highlighted the "click here" link that you used and the new line that was added for the tutorial notebook.
Click the "Upload" button.
Now the line is moved towards the bottom of the page and the buttons on the right-hand side are different.