/dev/null/dev-nuhl/ [from the UNIX null device, used as a data sink] n. A notional `black hole' in any information space being discussed, used, or referred to.
NULL(4) Linux Programmer's Manual NULL(4) NAME null, zero - data sink DESCRIPTION Data written on a null or zero special file is discarded. Reads from the null special file always return end of file, whereas reads from zero always return \0 characters.
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