Thanks Doug, Craig and karl for your examples. Now when I get the time I
have got some scripts to work from.
thanks
Celia Mackie
Karl Glazebrook
<[EMAIL PROTECTED]
ac.com> To
Craig DeForest
05/07/2006 05:14 <[EMAIL PROTECTED]>
AM cc
[EMAIL PROTECTED]
, perldl list
<[email protected]>
Subject
Re: PDL Getting Started book Re:
[Perldl] IDL thing
rcols() has an option to change the separator, I've used this in the
past to read csv files.
Karl
On Jul 4, 2006, at 3:10 PM, Craig DeForest wrote:
> Hmmm.... I think that this (parsing comma-delimited files) doesn't
> get much mention in PDL sources because Perl is so good at it.
> Something like:
>
> $pdl = pdl( map { [ split /\,/ ] } @lines );
>
> or, slightly less tersely:
>
> @table = map { [split /\,/ ] } @lines;
> $pdl = pdl(@table);
>
> That, in turn, is equivalent to the more long-winded form:
>
> @table = ();
> for my $line(@lines) {
> my @line = split /\,/, $line;
> push(@table, [EMAIL PROTECTED]);
> }
> $pdl = pdl(@table);
>
> Cheers,
> Craig
>
>
>
> On Jun 27, 2006, at 8:58 PM, [EMAIL PROTECTED]
> wrote:
>
>>
>> I sort of got into PDL because it sounded a very interesting way
>> to do data
>> manipulation. But I found it very hard to get going. I also found
>> it was
>> hard to find stuff unless you exactly knew what you where doing
>> and what it
>> was named. It was also very hard to find example scripts. I
>> love example
>> scripts it is how I learn stuff.
>>
>> My problem was that most of my files where in comma delimited
>> format or
>> from relational databases ( which I used a dbi modules to get). I
>> really
>> wanted example of how to get data from the following sources into
>> PDL. But
>> I found it hard to find resources and also ran out of time. So I
>> didn't
>> end up doing it.
>>
>> Celia
>>
>>
>>
>>
>>
>>
>> Donald Jackson
>> <[EMAIL PROTECTED]
>>
>> ms.com> To
>>
>> 28/06/2006
>> 12:43 cc
>> AM
>>
>> Subject
>> Re: PDL Getting Started
>> book Re:
>> [Perldl] IDL thing
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> As a newbie user, I can attest to the need- the POD is pretty
>> good, but
>> it's like a dictionary: you need to know what to look for in order to
>> find it!
>>
>> I'd happily volunteer as a guinea pig for testing drafts on.
>>
>> Don Jackson
>>
>> Xavier Calbet wrote:
>>
>>> If you all agree, we could start writing
>>> a simple introductory PDL book...
>>>
>>>
>>
>> _______________________________________________
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>>
>>
>>
>>
>>
>>
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>
>
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