view bin/slashlearn @ 12508:335a2a849232 draft default tip

<wib_jonas> `` f=/hackenv/bin/dateu; >$f echo $\'#!/bin/bash\\nset -e\\nif (( 1 < $# )); then echo "dateu error: too many command-line arguments. Usage: dateu datetimestring"; exit 2; fi\\nexec date -u ${1:+-d "$1"} "+%Y-%m-%d %H:%M:%S.%3N %z %Z %B %-e %A %G-W%V-%u"\'; chmod a+x "$f"
author HackEso <hackeso@esolangs.org>
date Wed, 03 Jul 2024 18:15:24 +0100
parents 8c13cadf308f
children
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sep="//"
[[ "$1" == ?*"$sep"* ]] || { echo 'Usage: `le/[/]rn <key>//<wisdom>' >&2 ; exit 1; }
key="$(echo "${1%%$sep*}" | lowercase)"
value="${1#*$sep}"
[ -e "$HACKENV/wisdom/$key" ] && verb="Relearned" || verb="Learned"
echo "$value" > "$(echo-p "$HACKENV/wisdom/$key")" && echo -n "$verb '$key': $(echo "$value" | sed 's.^[ ].0,04&.')"