Before each session, you to start Jupyter and connect your web browser to it. This step is documented at HATSatLPCSetup2021.
Each tutorial needs to be cloned from GitHub, which can be done by following the instructions at the link above.
Once in the terminal, execute the following, replacing the URL with the URL of the tutorial you'd like to run
git clone https://github.com/FNALLPC/spark-hats
If you had previously already checked out the spark-hats tutorial, in the terminal you should first
mv spark-hats spark-hats.backup
and then execute the git clone command above.
This tutorial requires some additional libraries, which can be installed by running the setup notebook. This only needs to be done once.