Øyvind Dahl odadoda

## zab-loop.sh
## wait for input
read -n 1 -s INPUT

#  Valid input:
#
#  m: next line / slide
#  n: previous slide
#  q: quit presenter
while [ "$INPUT" != "q" ]; do

## awk-NR.sh
current_line=$(awk "NR==$current_row" "$FILE")

## gist:c0da930a6cb1bc714dca
pngquant --quality=70-99 input.png -o output.png

## pngquant all
pngquant --ext .png --force *.png

## docker-compose.yml
version: "3.1"

services:

  wordpress:
    image: wordpress
    ports:
      - 8080:80
    environment:
      WORDPRESS_DB_PASSWORD: password
	## wait for input
	read -n 1 -s INPUT

	# Valid input:
	#
	# m: next line / slide
	# n: previous slide
	# q: quit presenter
	while [ "$INPUT" != "q" ]; do
	version: "3.1"

	services:

	wordpress:
	image: wordpress
	ports:
	- 8080:80
	environment:
	WORDPRESS_DB_PASSWORD: password