Update README.md

README.md

@@ -12,9 +12,12 @@ Install docker, then
 ```docker run -ti -p 5901:5901 xyz1234567```
 
 5) open vncviewer and connect to `localhost:1`
-6) User "user" password is "qwerty", they are sudoer
+6) User "user" [uid 8888] password is "qwerty", they are sudoer
 
 The ready made example to try (1.8 GB):
 
-```docker run -ti -p 5901:5901 aa3025/xfce4_oraclelinux8_turbovnc:last```
+```docker run -ti -d -p 5901:5901 aa3025/xfce4_oraclelinux8_turbovnc:last```
 
+to expose a local folder `$(pwd)` to a container, launch it instead with
+
+```docker run -ti -d --mount src="$(pwd)",target=/mnt/host,type=bind aa3025/xfce4_oraclelinux8_turbovnc:last```