On Thu, Oct 1, 2009 at 7:09 PM, Colin Howarth wrote:
> Hi,
>
> I'd like my app ('tis progressing steadily :-) to read some simple tabular
> data. The original file is from Excel, but it's not too much bother to
> convert it to CSV.
>
> Searching the developer docs gets me
>
> "gestaltGraphicsVers
On Oct 2, 2009, at 4:19 PM, Alex Kac wrote:
Yes! In any case, I'm sure libcsv is more powerful and correct, but
the category there worked for my purposes working with several cloud
services.
You need only address quoted fields, line breaks within fields,
respect character encodings, and
Yes! In any case, I'm sure libcsv is more powerful and correct, but
the category there worked for my purposes working with several cloud
services.
On Oct 2, 2009, at 3:16 PM, I. Savant wrote:
On Oct 2, 2009, at 4:15 PM, Alex Kac wrote:
Here is something I use that has worked for me fairly
On Oct 2, 2009, at 4:15 PM, Alex Kac wrote:
Here is something I use that has worked for me fairly well. I found
it either on this list or somewhere on the web, so sharing back to
the list.
http://pastie.org/639863
This appears to be the code listing from the article I mentioned on MacRe
On Oct 2, 2009, at 4:03 PM, Colin Howarth wrote:
CSV isn't *that* hard to parse, once you know about quotes and NLs
inside cells.
... and encodings and line endings. Don't forget how much goodness
Cocoa gives you automagically. :-)
--
I.S.
___
Here is something I use that has worked for me fairly well. I found it
either on this list or somewhere on the web, so sharing back to the
list.
http://pastie.org/639863
On Oct 2, 2009, at 3:03 PM, Colin Howarth wrote:
Yes, thanks Mike (and all others). My particular table is only
around
Yes, thanks Mike (and all others). My particular table is only around
100 x 100 cells, so Drew's code is fine.
Regarding the efficiency points raised in these posts, perhaps
Stephen's pointer
libcsv is a potential option. http://sourceforge.net/projects/
libcsv/
is a good idea. CSV isn'
On Fri, Oct 2, 2009 at 11:27 AM, DKJ wrote:
> I've just been using NSXMLParser for the first time. Can Excel files be
> saved in XML format? If so, would NSXMLParser be a possible solution here?
XML isn't a format, per se. It's a structured markup language. The
actual layout of the data (the sc
I've just been using NSXMLParser for the first time. Can Excel files
be saved in XML format? If so, would NSXMLParser be a possible
solution here?
dkj
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On Oct 2, 2009, at 6:10 AM, I. Savant wrote:
On Oct 2, 2009, at 7:42 AM, Mike Abdullah wrote:
While using this code in an experimental project I found the app
was routinely using 500+ MB of RAM. When measured with Instruments
I realised that every time you use a character set for string
On Oct 2, 2009, at 7:42 AM, Mike Abdullah wrote:
While using this code in an experimental project I found the app was
routinely using 500+ MB of RAM. When measured with Instruments I
realised that every time you use a character set for string
scanning, Foundation internally copies it, presu
Before I go through the 550,000 hits (some of them quite old) dare I
ask if there's one Right Way (TM) to parse this sort of data?
I'm not aware of one Right Way (™) here.
If you're stuck due to somebody else's decision to use CSV, libcsv is
a potential option.
http://sourceforge.net/proje
While using this code in an experimental project I found the app was
routinely using 500+ MB of RAM. When measured with Instruments I
realised that every time you use a character set for string scanning,
Foundation internally copies it, presumably to ensure it has an
immutable object to wor
On Oct 2, 2009, at 6:34 AM, Mike Abdullah wrote:
inefficient due to its use of NSMutableCharacterSet.
Could you expand on this? Once created and manipulated, what makes
it slow for string scanning compared to NSCharacterSet? I hadn't heard
this.
--
I.S.
___
On 2 Oct 2009, at 02:37, Colin Howarth wrote:
Thanks everyone!
The idiot savant was first to point out the http://macresearch.org/cocoa-scientists-part-xxvi-parsing-csv-data
link. And that one refers also to the cocoadev site.
As a warning, that particular bit of code is pretty inefficient
Thanks everyone!
The idiot savant was first to point out the http://macresearch.org/cocoa-scientists-part-xxvi-parsing-csv-data
link. And that one refers also to the cocoadev site.
It seems everyone expects there to be a standard Cocoa solution, is
surprised that there isn't, and develops t
http://www.cocoadev.com/index.pl?ReadWriteCSVAndTSV
That site has enough good stuff, often with links to other stuff,
that it's worth using a site:cocoadev.com qualifier in your
googling. Or just start there.
-- GG
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On Oct 1, 2009, at 5:22 PM, Jens Alfke wrote:
On Oct 1, 2009, at 4:09 PM, Colin Howarth wrote:
Before I go through the 550,000 hits (some of them quite old) dare
I ask if there's one Right Way (TM) to parse this sort of data?
If the data's not too huge, you can read the file into an NSStr
On 02/10/2009, at 10:22 AM, Jens Alfke wrote:
If the data's not too huge, you can read the file into an NSString,
break that into lines (there are some NSString methods for this, but
I don't remember their names), and then on each line call [line
componentsSeparatedByString: @","] to get th
On Oct 1, 2009, at 4:09 PM, Colin Howarth wrote:
Before I go through the 550,000 hits (some of them quite old) dare I
ask if there's one Right Way (TM) to parse this sort of data?
If the data's not too huge, you can read the file into an NSString,
break that into lines (there are some NSSt
Hi,
I'd like my app ('tis progressing steadily :-) to read some simple
tabular data. The original file is from Excel, but it's not too much
bother to convert it to CSV.
Searching the developer docs gets me
"gestaltGraphicsVersion"
which is not good, but googling "cocoa csv" works very wel
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