old.md

Decomissioned Docker slides

{id: decomissioned-docker-slides}

Installing Python in Docker

{id: installing-python-in-docker}

{aside} This is a simple Ununtu-based Docker image into which we have installed python3. We build it, we run it in interactive mode and then inside we can run python3. {/aside}

$ docker build -t mydocker1 .

$ docker run --rm -it mydocker1
# which python3

Installing Python in Docker - one layer

{id: installing-python-in-docker-one-layer}

{aside} The same as earlier, but now we merged the 3 RUN commands into one, so we have less levels in the history. {/aside}

$ docker build -t mydocker2 .

Docker history

{id: docker-history-compare}

$ docker history mydocker1

$ docker history mydocker2

Distribute command-line script and include command

{id: distribute-command-line-script-and-include-command}

$ docker build -t mydocker .


$ docker run --rm   mydocker https://code-maven.com/slides