[okfn-labs] Recline Data Explorer has local CSV file import support
Jessy Kate Schingler
jessy at jessykate.com
Fri Mar 30 18:05:51 BST 2012
browsing other CSV files on the data hub, this also appears to be refine
Data Transformation Error: Data transformation failed. Reason: 'utf8' codec
can't decode bytes in position 32-34: invalid data
set about the aboriginal population.
On Fri, Mar 30, 2012 at 10:03 AM, Jessy Kate Schingler
<jessy at jessykate.com>wrote:
> cool rufus!
> i missed your demo the other week so i'm just getting familiar with
> refine... so pardon if any of these comments are misaligned with the goals
> or things you've already explained.
> as someone not familiar with most of the technologies you're mentioning in
> the docs, it's a bit opaque. it seems to be telling me more what it's using
> rather than HOW to use it. now i'm excited to go geek out and learn about
> backbone and google refine-- but i'm still not sure what the tool does
> :p. the source code <http://okfnlabs.org/recline/docs/model.html> docs
> are awesome, but docs targeted towards users rather than hackers would be
> really helpful.
> is refine targeted just at local previews? i don't see or is there a save
> and retrieve functionality too?
> i tried uploading a 9.4 kb CSV file to the demo site, which fails
> Uncaught Error: Can't add the same model to a set twice,VC01
> i would be surprised if this csv file was already on the site since it was
> a random census file i downloaded yesterday :).
> i seem to be able to turn read-only mode "on" but not "off" again?
> regarding the html5 local file api i recently came across this mozilla
> post describing the issues with it - mostly lamenting, as you note, the
> synchronous nature of file uploads and the performance effects. interesting
> the demo on thedatahub.org looks great.
> On Fri, Mar 30, 2012 at 1:33 AM, Rufus Pollock <rufus.pollock at okfn.org>wrote:
>> Recline Data Explorer now has importing from CSV local file ()
>> using HTML5 file API:
>> Use it via via (newly introduced ) import menu at top right, for
>> example see this screenshot:
>> I note several possible issues:
>> * Have not checked on performance with "large" files. For the record
>> my test usage was using fairly simple files like this (~40 items, 5k
>> items, and 200k items):
>> Last of these hung in Chrome for around 5s but loaded fine.
>> * Have not checked how it performs with weird and wonderful encodings.
>> HTML5 File API appears to deliver utf8 by default but not sure whether
>> that helps or hinders. Would be interested in reports from people here
>> -- so if you've got a file with weird stuff please try it out and let
>> me know.
>> * NB: if you download and use recline locally the file import will not
>> work by default in chrome unless you serve recline from a local
>> webserver because of the well-known Chrome security restriction on
>> loading files from your local file system. FF works fine and you solve
>> it by running Recline from local webserver :-)
>> : https://github.com/okfn/recline/issues/39
>> : https://github.com/okfn/recline/issues/36
>> okfn-labs mailing list
>> okfn-labs at lists.okfn.org
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