shithub: snippets

ref: 4772141bd632a56a349a9ea96f908878860ad78a
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
}