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IS20090 Week 4 - RSS


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IS20090 Week 4 - RSS

  1. 1. RSS Josh Clark, UCD Science Librarian [email_address] IS 20090 Web 2.0 & Social Media: An Introduction 30 September 2009
  2. 2. Agenda for today’s lecture <ul><li>What is RSS? </li></ul><ul><li>How does it work? </li></ul><ul><li>Why is it useful? </li></ul><ul><li>RSS practical session! </li></ul>
  3. 3. <ul><li>So…what is RSS? </li></ul>
  4. 4. RSS in a Nutshell <ul><li>R eally S imple S yndication </li></ul><ul><li>- allows Web content to be “syndicated” </li></ul><ul><li>Bottom line: </li></ul><ul><li>You don’t have to visit a website in order to view its content </li></ul>
  5. 5. <ul><li>syndicating Web content. </li></ul>
  6. 6. Syndication – what’s that? Story is written Story appears here Story is sent to “the wire” Papers pick up “feed” off the wire
  7. 7. Syndication Story appears here and here here here and here here
  8. 8. Syndication Written once Put on wire APPEARS IN MANY PAPERS
  9. 9. Just like RSS. Except… <ul><li>The article or “post” is written (i.e., on a blog) </li></ul><ul><li>The blog automatically creates a “feed” and makes it available on the Web </li></ul><ul><li>You use a “feed reader” to subscribe to the feed </li></ul><ul><li>You see updated headlines to your subscribed feeds in your feed reader </li></ul>
  10. 10. RSS Syndication Article or “post” is written Article appears in your feed reader “ Feed” is available on the Web You use feed reader to subscribe to the feed
  11. 11. <ul><li>RSS in Plain English </li></ul><ul><li>(YouTube video) </li></ul><ul><li> </li></ul>
  12. 12. A little history… <ul><li>1997 – Dave Winer (software developer) develops an XML-based web syndication format for his blog, Scripting News </li></ul><ul><li>1999 - Netscape also experimenting at this time – RDF Site Summary and later, incorporating parts of Winer’s format </li></ul><ul><li>2000 – RSS 1.0 developed </li></ul><ul><li>2002 – RSS 2.0 developed (Winer assists) </li></ul><ul><li>2003 – RSS 2.0 specification released </li></ul>
  13. 13. <ul><li>RSS is everywhere! </li></ul>
  14. 14. A sampling of RSS feed icons
  15. 15. Now the standard…
  16. 16. feeds here and feeds here Newspapers….
  17. 17. other Irish sites…
  18. 18. Feeds here
  19. 20. RSS and Social Networking
  20. 21. flickr feed for new photos here
  21. 22. YouTube video categories – … notification when new videos are posted
  22. 23. RSS and Business <ul><li>RSS is being used in business </li></ul><ul><li>it’s all about marketing! </li></ul><ul><li>feeds for company press releases, events, news, new products, etc. </li></ul><ul><li>using others’ feeds on own website </li></ul>
  23. 24. Feed here
  24. 26. RSS and academia <ul><li>A powerful tool for researchers </li></ul><ul><li>Keep up to date with the latest research </li></ul><ul><li>Uses: subscribe to journal TOCs, cited articles, searches… </li></ul>
  25. 27. Journal tables of contents
  26. 28. UCD Scholarcast
  27. 29. UCD Library…subscribe to our blogs, news, etc.
  28. 30. Podcasts too!
  29. 31. RSS: an alternative to email? <ul><li>email is subject to spam filters </li></ul><ul><li>too many emails! </li></ul><ul><li>email involves personal details – “signing up” </li></ul><ul><li>RSS is anonymous </li></ul>
  30. 32. UCD Connect uses RSS…
  31. 33. an RSS feed consists of… <ul><li>a summary of content </li></ul><ul><li>includes headlines, excerpts, links to full content wherever it resides on the Web </li></ul><ul><li>also contains metadata (information about information), such as date of publication, authorship, etc. </li></ul>
  32. 34. an RSS feed consists of… Headline & Source (& link to actual story) summary Time stamp Maybe a photo
  33. 35. what does RSS look like?
  34. 36. What’s behind it all? XML <ul><li>e X tensible M arkup L anguage </li></ul><ul><li>separates form from content </li></ul><ul><li>Allows feeds to be viewed by many different RSS feed readers </li></ul>
  35. 37. what does RSS look like to you ?
  36. 38. what does RSS look like to you ?
  37. 39. what does RSS look like to you ? Internet Explorer 6.x
  38. 40. what does RSS look like to you ? Internet Explorer 7.x
  39. 41. what does RSS look like to you ? Firefox 3.x!!!
  40. 42. what does RSS look like to you ? Google Chrome 3!!!!
  41. 43. What’s required? <ul><li>An RSS feed reader </li></ul><ul><ul><li>could be part of your email program </li></ul></ul><ul><ul><li>Gmail (google reader) </li></ul></ul><ul><ul><li>Yahoo!, etc. </li></ul></ul><ul><ul><li>could be Web-based (see RSS Compendium @ ) </li></ul></ul><ul><ul><li>… or on your desktop (software) </li></ul></ul>
  42. 44. Netvibes (web-based)
  43. 45. Bloglines (web-based)
  44. 46. Mozilla Thunderbird email client (desktop)
  45. 47. RSS Mashups <ul><li>Filtering and using RSS feeds for useful purposes </li></ul><ul><li>i.e., Google Maps and _________ </li></ul><ul><li>filter or combine feeds into one useful feed – get rid of the noise! </li></ul>
  46. 48. RSS can be used to create new functionalities on the Web… Using feeds from YouTube, flickr, Google Maps, Google Earth…
  47. 50. Last year’s US presidential election… this mashup brought in info from YouTube, blog feeds, Google Maps…
  48. 53. This is all great, but even so…. <ul><li>People still don’t understand it </li></ul><ul><li>Relatively simple, but slow to spread </li></ul><ul><li>This could change – integration is key </li></ul><ul><li>Make it simple! Preselected feeds, etc. </li></ul>
  49. 54. Feed overload! <ul><li>Can be a problem </li></ul><ul><li>Easy to subscribe to </li></ul><ul><li>too many feeds </li></ul><ul><li>AND…. </li></ul>
  50. 55. There’s a new kid in town! Many websites that offer feeds are also tweeting!
  51. 56. News travels fast…but travels even faster on Twitter!
  52. 57. Twitter…a viable alternative to RSS feeds!
  53. 58. A typical day in TwitterLand….
  54. 59. UK Guardian’s coverage of the Labour conference in Brighton… The mainstream is catching on
  55. 60. IS20090 Week 4 assignment <ul><li>EMBED 5 feeds (your choice) into your blog </li></ul><ul><li>For your blog: </li></ul><ul><li>An approx. 200 word post about how RSS feeds could help you as a student </li></ul>
  56. 61. Acknowledgements <ul><li>Slides 6-10 are adapted from Peter Bromberg’s “RSS Demystified” presentation found at </li></ul><ul><li>(used with permission) </li></ul><ul><li>(Peter Bromberg, South Jersey Regional Library Cooperative) </li></ul>