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Groups > comp.lang.ruby > #4173

Re: Must be my bug, but it looks like Ruby's could it be?

From 7stud -- <bbxx789_05ss@yahoo.com>
Newsgroups comp.lang.ruby
Subject Re: Must be my bug, but it looks like Ruby's could it be?
Date 2011-05-09 14:54 -0500
Organization Service de news de lacave.net
Message-ID <ced03eb75b4bd36dbbe1998c3e7e96ed@ruby-forum.com> (permalink)
References <35a326a2-4c63-430b-b4b8-8aa7e15873d2@l18g2000yql.googlegroups.com> <43ecaf91e8d0892d69f43684ff203e27@ruby-forum.com> <74404752-d55c-450e-ba7d-a6c93c8a4159@u26g2000vby.googlegroups.com>

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RichardOnRails wrote in post #997471:
> On Apr 30, 6:06pm, 7stud -- <bbxx789_0...@yahoo.com> wrote:
>> > two hashes in this case, which represents the two pseudo-hashes in the
>>
>> lol. You are using the % shortcut for %Q and you are using [] as the
>> delimiter. I have only one thing to say: horrible code writing.
>>
>> --
>> Posted viahttp://www.ruby-forum.com/.
>
> Hi 7Stud,
>
> Thanks for your response.  As I mentioned to Mike, I had more serious
> things to work on last
> week; hence, my belated response.
>
>>> puts %[%d\t%s => %s] % [num+=1, key, value]
> vs.
>> puts "%d\t%s => %s" % [num+=1, key, val]
>
> I used %[...] instead of "..." because I often want to include
> embedded double-quotes in my strings
>

I'm not sure which 'strings' you are talking about?  key? val?  In that 
case, it doesn't matter what is inside key or val:

key = 'He said, "Hi".'
result = "%s" % key
puts result

--output:--
He said, "Hi".

Note that the substitution is not equivalent to writing:

result = "He said, "Hi"."

..which will not parse correctly.

If you are talking about the string on the left, then you need to alter 
your quoting regimen depending on the specific situation--do not use a 
one size fits all approach.  That will just make your code hard to 
decipher.  And after trying to decipher your code, I would suggest that 
NOBODY ever use the % shortcut--either use %q or %Q.  Code clarity is 
much more important than saving one character while typing.










 and believe my delimiting
> approach is clearer since I don't have to escape double-quotes.
> Nevertheless, I'm mindful of the ancient adage, de gustibus non est
> disputandum.
>
> As I also mentioned to Mike,  I now realize that my parsing routine
> produced errors in in my control data.  Rather than trying to correct
> my amateurish code,  I'm going to study one of Ruby Design Patterns
> for application to this problems.
>
> Best wishes,
> Richard

-- 
Posted via http://www.ruby-forum.com/.

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Thread

Must be my bug, but it looks like Ruby's ... could it be? RichardOnRails <RichardDummyMailbox58407@USComputerGurus.com> - 2011-04-29 21:24 -0700
  Re: Must be my bug, but it looks like Ruby's could it be? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-30 17:06 -0500
    Re: Must be my bug, but it looks like Ruby's could it be? RichardOnRails <RichardDummyMailbox58407@USComputerGurus.com> - 2011-05-08 20:33 -0700
      Re: Must be my bug, but it looks like Ruby's could it be? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-05-09 14:54 -0500
        Re: Must be my bug, but it looks like Ruby's could it be? RichardOnRails <RichardDummyMailbox58407@USComputerGurus.com> - 2011-05-11 10:37 -0700

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