Today's News from Slashdot, Dr. Searls' IT Garage and Reuters
Here is a demonstration of simple web-centric tools at work - tools
that enable you to build your local IT environment is a way best suited
to your immediate needs.
For example, keeping up to date with events around us is
facilitated if we can build
a desktop with summaries of new stuff.
RSS feeds provide a perfect resource
for feeding our up-to-the-minute-desktop - whether with headlines or with
recent lab results or with student homework assignments. The
Provost's office publishes
each week, an Academic Affairs update which is added to the office
site, abstracted with an
RSS feed and displayed on the
from my desk
link.
Below is a short demo of RSS feeds and building an
informative and up-to-date desktop. There is a cron job that hourly
schedules remote rss access and two primary tool scriptss:
The html generated by
rss_box.cgi is triggered
by the include files in this page's html:
<!--#include virtual="/cgi-bin/RSS/rss_box?rdf=it_garage.rdf"-->
<!--#include virtual="/cgi-bin/RSS/rss_box?rdf=slashdot.rdf"-->
<!--#include virtual="/cgi-bin/RSS/rss_box?rdf=reuters_news.cgi"-->
In order to minimize the RSS traffic, I cache the rdf files and check the
header of the file once/hour to determine if it has change (look at the
"Last-Modified" tag). The code is on the
Provost's RSS site and here is
a link to similar ideas.
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