[R] Opposite of 'diff'? [was: (no subject)]
dmurdoch at pair.com
Tue Apr 13 20:59:25 CEST 2004
On Tue, 13 Apr 2004 10:58:35 -0700, Spencer Graves
<spencer.graves at pdf.com> wrote :
>What is "patch"? I don't find it in R 1.8.1. However, ?"diff" mentions
>"diffinv"; that and "cumsum" perform as follows:
"diff" is a Unix command to calculate differences between files.
"patch" is a Unix command to apply such differences to a file.
I'm pretty sure I misunderstood the question; "cumsum" is probably the
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