shithub: snippets

ref: 53712a22e4b67d805c888a08f4586067c047bf62
dir: /watch/

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#!/bin/rc
# calls a command every second, replacing its output with the new one

rfork ne
a0=''
while(){
	a=`"{$*}
	echo -n $a0 | tr -c '' '\x08'
	echo -n $a
	a0=$a
	sleep 1
}