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@jolestar
Created July 26, 2017 08:52
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genpasswd a bash function generate random password, default 16 character.
#!/usr/bin/env bash
genpasswd() {
local l=$1;
[ "$l" == "" ] && l=16;
LC_ALL=C tr -dc A-Za-z0-9_ < /dev/urandom | head -c ${l} | xargs ;
}
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