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<oerjan> learn Svalbard is the place where Norway keeps the Global Seed Vault, so that the world\'s PRNGs can be reseeded in case of a civilization-threatening disaster.
author HackBot
date Tue, 13 Dec 2016 00:59:32 +0000
parents 68aaf05e3aec
children 7d14a8891360
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sep="//"
[[ "$1" == ?*"$sep"* ]] || { echo 'All le//rn variants now use two slashes in the format.' >&2 ; exit 1; }
key="$(echo "${1%%$sep*}" | lowercase)"
value="${1#*$sep}"
[ -e "wisdom/$key" ] && verb="Relearned" || verb="Learned"
echo "$value" > "$(echo-p "wisdom/$key")" && echo -n "$verb '$key': $(echo "$value" | sed 's.^[ ].0,04&.')"