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Re: USEFUL perl SCRIPT: NTP verifier
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Re: USEFUL perl SCRIPT: NTP verifier Ignoramus25819 01-15-2008
Posted by Ignoramus25819 on January 15, 2008, 12:59 pm
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>>
>> [snip]
>>
>> > if I print "$1\n",
>> > the file prints just fine. But, if I do something like print "$1 after
>> > \n", the whole output is messed up. If I print "before $1\n", nothing
>> > prints at all. If I print "before $1 after\n", only after prints.
>>
>> not really sure, but could be a rogue "\r" in $1,


> There
> is a rogue carriage return (0xd) in the string

> Is there something I can do to deal with this
> situation?


Repair the corrupted file:

perl -p -i -e 'tr/\r//d' bad_file


--
Tad McClellan SGML consulting
tadmc@augustmail.com Perl programming
Fort Worth, Texas

Posted by John Bokma on January 15, 2008, 2:21 pm
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[ my $bad = undef;

> Yep. This also means "no, I did not forget to assign its value".

Like I already wrote YMMV, but IMO using mixed "boolean" states (undef/1)
is not done, and hence I would have avoided the whole issue by using:

my $bad = 0;

(and probably would have picked a better variable name as well: what is
bad?)


--
John

http://johnbokma.com/mexit/

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