p dont think wrote:
# This strips out existing index order preferences cat default_pref | grep -v order[1-9] > default_pref
Doesn't the above > command give you an empty default_pref?
Shouldn't. Why do you say that? He grepped out the order line only.
Because the shell will "> default_pref" before starting any of the commands, zeroing the file so there's nothing to cat.
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