Re: [syndication] Re: Being kind to clients

["James Linden" <jlinden@lindensys.net>]

    That defeats the purpose of conserving bandwidth and server resource. In
your scenerio, the page still has to be retrieved, thus wasting the
bandwidth -- which is contrary to this discussion theme.

James
jlinden@lindensys.net

----- Original Message -----
From: "muir_woods" <JohnMunsch@zwave.com>
To: <syndication@yahoogroups.com>
Sent: Friday, March 15, 2002 5:47 PM
Subject: [syndication] Re: Being kind to clients


| --- In syndication@y..., Julian Bond <julian_bond@v...> wrote:
| > Can I make a request to providers to be kind to clients by limiting
| the
| > size and age of items that are sent to clients?
| >
| > I store 4 weeks of news from each of the providers I read. There
| are a
| > few blogs that include items in their RSS that are older than that.
| So
| > every 4 weeks I see the same old items come round again as new.
|
| A better solution is simply to build the functionality into the
| reader. The RSS library in HotSheet uses an itemHistory to keep an
| MD5 hash of the title/link of each news item retrieved. When a new
| retrieval is done, each item pulled has its hash generated and it is
| checked against the history to see if it is new or just a repeat.
| This basically never fails, I see items reappear very very rarely and
| can often spot that the reason for a repeat when one does occur is
| that the title of the item was changed after its initial appearance
| in the RSS feed.
|
| John Munsch
| http://www.johnmunsch.com/projects/HotSheet
|
|
|
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