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Notification with RSS. Samuel Eriksson Mattias Viberg. What is RSS?. A way of subscribing/publishing to: Electronic News papers Weblogs Podcasts Anything?. Why use RSS?. Saves time Relatively simple User is in control (compared to e-mail) But! Hard to grasp - PowerPoint PPT Presentation
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Notification with RSS
Samuel Eriksson
Mattias Viberg
What is RSS?
A way of subscribing/publishing to:
• Electronic News papers
• Weblogs
• Podcasts
• Anything?
Why use RSS?
• Saves time
• Relatively simple
• User is in control (compared to e-mail)
But!
• Hard to grasp
• Requires one more tool (currently)
Description<?xml version="1.0" encoding="ISO-8859-1" ?><rss version="2.0">
<channel><title>W3Schools</title><link>http://www.w3schools.com</link><description>W3Schools Web Tutorials </description><item>
<title>RSS Tutorial</title><link>http://www.w3schools.com/rss</link><description>Check out the RSS tutorial
on W3Schools.com</description></item>
</channel></rss>
Description (2)
• XML:– All XML elements must have a closing tag – XML tags are case sensitive – All XML elements must be properly nested – Attribute values must always be quoted
Description (3)
• News aggregators– Syndic8, http://www.syndic8.com: The largest
RSS directory with over 300,000 feeds listed.– Daypop, http://www.daypop.com: A large
news oriented RSS aggregator with over 50,000 feeds listed.
– Newsisfree, http://www.newsisfree.com: Another news oriented RSS aggregator with over 18,000 feeds listed
History
First RSS format:• RSS 0.9 Netscape -99
Most commonly used:• RSS 0.91 Netscape by request -99• RSS 1.0 RSS-DEV group -00 (imcompatible with the rest)• RSS 2.0 Dave Weiner -02
Alternative:• Atom Supported by Google!
Example
Demo
Future
• Replace Email?
• Replace browsers?
• RSS vs. Atom