Updating docker notes

Author: simon-m-mudd

LSDTT_installation/book/03-docker_installation/sections/docker_notes.asc

@@ -2,6 +2,30 @@
 
 The direction of travel in portability seems to be away from https://www.vagrantup.com/[Vagrant] and toward https://www.docker.com/[Docker]. We are not quite sure why this is, since the https://docs.docker.com/[docker documentation] is similar to documentation for the https://www.youtube.com/watch?v=rLDgQg6bq7o[turbo encabulator]. There are many people quite willing to mansplain why Docker is better but before you feel the urge to do that, please refrain: we have drank a bit of the kool-aid and have been testing *LSDTopoTools* with docker. 
 
+.Docker quick reference
+**************************************
+Here are some shortcuts if you just need a reminder of how docker works. 
+
+List all containers
+[source,console]
+----
+$ docker ps -a
+----
+
+List containsers with size
+[source,console]
+----
+$ docker ps -as
+----
+
+Remove all unused conainers
+[source,console]
+----
+$ docker system prune
+----
+
+**************************************
+
 ==== Docker on Linux
 
 After you install docker on Linux, you will need to add users to the docker permissions:
@@ -330,11 +354,14 @@ RUN apk upgrade -U && \
 RUN apk update
 
 # clone LSDTT repo
-WORKDIR /home/
-
-RUN git clone https://github.com/LSDtopotools/LSDTT_public.git
+WORKDIR /LSDTopoTools/
+----
++
+. After we build this container we can run it with:
++
+----
+$ docker run -it -v C:/Docker/cpp_containers/LSDTopoTools:/LSDTopoTools/ lsdtt-alpine
 ----
-
 
 
 ===== The LSDTT PCL container