crontab bash tests

[Oliver Grawert]

hi,
Am Dienstag, dem 26.09.2023 um 13:32 +0200 schrieb Ralf Mardorf via
ubuntu-users:
> grep streaming > /dev/null

seeing this makes me always die a little inside ... there is 

"grep -q <searchterm>"

that will properly return zero/non-zero when it finds a match and not
print anything, so neither [] nor >/dev/null are needed :)

ciao
	oli
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