added a description how to connect to a running container using a pla…

…in shell

content/en/docs/Getting Started/Neurodesktop/linux.md

@@ -250,6 +250,19 @@ print("Num GPUs Available: ", len(tf.config.list_physical_devices('GPU')))
 
 ![image](https://user-images.githubusercontent.com/4021595/135449288-6c3e9bbd-fe5f-4f43-aa4a-8a798ba629e6.png)
 
+## Connecting to a running Neurodesktop session via a plain shell
+You can start a neurodesktop container using docker or the neurodeskapp. If you want to connect to this running session using a plain shell you can do this as well:
+```
+docker ps
+# note the name of the running container, e.g. neurodeskapp-49977
+
+# now connect to this container
+docker exec -ti neurodeskapp-49977 bash
+
+# then switch to the jovyan user
+su jovyan
+```
+
 ## Using an RDP Client
 Startup Neurodesktop using the following command: