Merge pull request #42 from oracle-devrel/livelabs02162022

fix: updated Alyssa Cotton's changes

Author: jasperan

beginners/README.md

@@ -90,7 +90,7 @@ For Windows, and step-by-step instructions for Mac/Linux, please see the [Oracle
 22. **Close** the PuTTY utility process.
 
     ![Closing PuTTY](./docs/red-bull-hol-22.jpg)
-23. Next, open a new tab in your browser to load up the web UI for JupyterLab. Paste the **jupyter_url** you copied to your text file. The URL resembles **https://xxx.xxx.xx.xx:888** (substituting the Public IP of your instance). JupyterLab is running on port 8888, so when you navigate to this URL you should see the Jupyter login.
+23. Next, open a new tab in your browser to load up the web UI for JupyterLab. Paste the **jupyter_url** you copied to your text file. The URL resembles **https://xxx.xxx.xx.xx:8888** (substituting the Public IP of your instance). JupyterLab is running on port 8888, so when you navigate to this URL you should see the Jupyter login.
 
     _**Note:** it is recommended to be off any VPN when opening JupyterLab._
 
@@ -135,8 +135,8 @@ To see the results of the lab, you'll need to start the web server using Termina
         cd /home/opc/redbull-analytics-hol/beginners/web
         source /home/opc/redbullenv/bin/activate
         python3 app.py
-3. Open a web browser to the public IP of your Jupyter Lab, but use port 8888 instead of port 8001:
+3. Open a web browser to the public IP of your Jupyter Lab, but use port 8443 instead of port 8888:
 
-        https://xxx.xxx.xxx.xxx:8888
+        https://xxx.xxx.xxx.xxx:8443
 
     The Public IP is the one at which you're currently accessing Jupyter Lab, which we copied from the Running Instances step above.