Fix shebangs and bits for tangled scripts

notebook/assets/challenges.exercism.bash/error-handling.sh

@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 function help() {
     echo "Usage: error_handling.sh <person>"
 }

notebook/assets/challenges.exercism.bash/hello-world.sh

@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 main() {
   echo "Hello, World!"
 }

notebook/assets/challenges.exercism.bash/leap.sh

@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 set -eo pipefail
 
 function help() {

notebook/assets/challenges.exercism.bash/raindrops-improved.sh

@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 n=$1
 valid=0
 function is_factor {

notebook/assets/challenges.exercism.bash/raindrops.sh

@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 n=$1
 valid=0
 function is_factor {

notebook/assets/challenges.exercism.bash/reverse-string.sh

@@ -1,2 +1,2 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 echo "$@" | rev

notebook/assets/challenges.exercism.bash/two-fer.sh

@@ -1,2 +1,2 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 echo "One for ${1:-"you"}, one for me."

notebook/assets/cli.podman/fzf-podman-container-rm

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+podman container list --format "{{.ID}} {{.Names}}" \
+    | fzf --multi --prompt "Choose containers to remove > " \
+    | awk '{print $1}' \
+    | xargs podman container rm

notebook/assets/cli.podman/fzf-podman-image-pull

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+podman image search --format "{{.Index}} {{.Name}}" alpine \
+    | fzf --multi --prompt "Choose images to install > " \
+    | awk '{print $2}' \
+    | xargs podman image pull

notebook/assets/cli.podman/fzf-podman-image-rm

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+podman image list --format "{{.ID}} {{.Repository}} {{.Tag}}" \
+    | fzf --multi --prompt "Choose images to remove > " \
+    | awk '{print $1}' \
+    | xargs podman image rm

notebook/assets/cli.podman/podman-quickstart

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+# Builds an image from the Dockerfile of the current directory.
+podman build --tag todo-list-web-app .
+
+# List the images to see if our app image has been built.
+podman image list
+
+# Assuming the app creates an HTTP server at port 5000, we'll expose it to the host, making it accessible from there.
+podman run -d -p 5111:5000 todo-list-web-app
+
+# See if we did run a containerized version of our app.
+podman container list
+
+# Tag the image with the convention seen in Docker registry.
+podman tag foodogsquared/python-helloworld:v1.0.0
+
+# Push the image to the Docker registry (assuming you've already logged in to Docker registry).
+podman push foodogsquared/python-helloworld

notebook/challenges.exercism.bash.org

@@ -3,7 +3,7 @@
 :END:
 #+title: Exercism track: Bash
 #+date: "2021-05-11 15:06:43 +08:00"
-#+date_modified: "2021-06-22 17:50:43 +08:00"
+#+date_modified: "2022-09-04 22:17:41 +08:00"
 #+language: en
 #+source: https://exercism.io/my/tracks/bash
 #+property: header-args  :cache yes
@@ -43,7 +43,7 @@ main() {
 main
 #+end_src
 
-#+results[9110ed5ee1cd74dc35880e0e285e44fc1f04e858]:
+#+results[98aae568f58e5e1b2267b6c21e9efbb8c8a555b3]:
 : Hello, World!
 
 

notebook/cli.podman.org

@@ -3,9 +3,10 @@
 :END:
 #+title: Command line: Podman
 #+date: "2021-06-10 11:51:26 +08:00"
-#+date_modified: "2021-07-20 23:31:29 +08:00"
+#+date_modified: "2022-11-23 17:48:46 +08:00"
 #+language: en
 #+property: header-args  :eval no
+#+property: header-args:bash  :shebang "#!/usr/bin/env bash"
 
 
 Podman is a daemonless container engine.
@@ -38,17 +39,19 @@ Podman has Git-style command-line interface with subcommands and exclusive optio
   + =-t, --tag [NAME]= attaches a tag to the image.
   + =-f, --file [FILE]= sets the name of the Dockerfile to be built from.
 
-- =run= will create a container from an image.
+- =run= creates a container from an image quickly with the given subcommand.
   + =-d, --detach= will make the process run in the background.
   + =-it= will make an interactive shell.
   + =-p, --publish= exposes the port of the image to the host.
 
-- =tag= will tag an existing image.
+- =tag= tags an existing image.
   Useful for correcting tags for pushing into a remote registry.
 
 - =image= is anything about interaction with images.
   In fact, a lot of the subcommands presented so far are aliases with =image= being the original — e.g., =image tag= vs =tag=, =image pull= vs =pull=, =image rm= vs =rmi=.
 
+- =commit= creates a new image from a container, allowing to easily create one with all the changes you always have to apply previously.
+
 
 
 
@@ -61,7 +64,7 @@ Podman is a big tool so it needs a big list of examples.
 
 As with big tools, comes with a big quickstart.
 
-#+begin_src shell
+#+begin_src bash  :tangle (my/concat-assets-folder "podman-quickstart")
 # Builds an image from the Dockerfile of the current directory.
 podman build --tag todo-list-web-app .
 
@@ -98,9 +101,21 @@ podman image list --format "{{.ID}} {{.Repository}} {{.Tag}}" \
 
 Yes, another one with fzf...
 
-#+begin_src bash
+#+begin_src bash  :tangle (my/concat-assets-folder "fzf-podman-image-pull")
 podman image search --format "{{.Index}} {{.Name}}" alpine \
     | fzf --multi --prompt "Choose images to install > " \
     | awk '{print $2}' \
     | xargs podman image pull
 #+end_src
+
+
+** Interactive container removal
+
+Basically, the previous scripts except for containers.
+
+#+begin_src bash  :tangle (my/concat-assets-folder "fzf-podman-container-rm")
+podman container list --format "{{.ID}} {{.Names}}" \
+    | fzf --multi --prompt "Choose containers to remove > " \
+    | awk '{print $1}' \
+    | xargs podman container rm
+#+end_src