From: Peter Bailey <pbailey@...>
Date: 2006-11-10T05:15:40+09:00
Subject: Re: can't seem to write to a file properly

Adam Shelly wrote:
> On 11/9/06, Peter Bailey <pbailey@bna.com> wrote:
>> Hello,
>> Can someone help me diagnose what's going on with my script?
>>....
>> it adds it hundreds and hundreds of times, not just one time,
>> which is all I want.
>> ...
> 
> I think the problem is probably this line:
>     file_contents.gsub!(/.*$/, "\%\%Blank page for Asura.\n\%\%Page:
> #{totalpages.to_i}\nshowpage\n")
>   You are replacing evevery single line in file_contents with the
> "blank page" string
> So you will add as many strings as you have lines in the original file.
> 
> If I understand what you are asking, I don't think you need the gsub
> at all.  If you want to append that string to the end, just do:
> 
>  File.open("#{$psfile}", "a") { |f| f.print "\%\%Blank page for
> Asura.\n\%\%Page:
> #{totalpages.to_i}\nshowpage\n"}

Great. Thanks, Adam. As often happens, I was making my life complicated. 
I was using gsub! because someone suggested it instead of <<, which I 
had been using. But, this is much better. Thanks again.

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