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2011/2012

Carlo Vaccari

vaccaricarlo@gmail.comhttp://vaccaricarlo.wordpress.com

Web 2.0blog, wiki, tag, social network: what are they,

how to use them and why they are important

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This material is distributed under the Creative Commons"Attribution - NonCommercial - Share Alike - 3.0", available athttp://creativecommons.org/licenses/by-nc-sa/3.0/ .

Part of the slides is the result of a welcome distance collaboration with prof.Roberto Polillo, University Milan Bicocca (http://www.rpolillo.it)

http://creativecommons.org/licenses/by-nc-sa/3.0/http://www.rpolillo.it/http://www.rpolillo.it/http://creativecommons.org/licenses/by-nc-sa/3.0/

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Program

* Introduction, course program and start course tools

* New Web trends* The "old" Web and Web 2.0* Web 2.0 in general* What is a blog* Microblogging - Twitter

* What is a wiki* Wikipedia in theory and in practice* Technical Web 2.0 Specifications (Ajax, RSS, ...)* Tagging and social networks (Flickr, facebook, ...) in theory and in practice* The Google World: the algorithm, docs.google, Android, ...* Web 2.0 and Social characteristics : users number and characteristics* Social bookmarking and mash-up in theory and in practice

Some theory:* Metcalfe's Law, Reed and Pareto, power curves, long tail, network theory, ...

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Presentation

Course organization: Web 2.0 and others about communication

Web 2.0 experiences: blogs, wikis and social networks (R/W)

Use of 2.0 tools for the course:

starting from the wiki http://camerino20.wiki-site.com/index.php

Evaluation based on- your work during lessons- exercises on web sites of the course- final presentation of your work

(use understandable nicknames!)

Language: if you have any doubt or any question: please stop me!

http://camerino20.wiki-site.com/index.phphttp://camerino20.wiki-site.com/index.php

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Presentation

Facebook

MySpace

Linkedin

Twitter Flickr

YouTube

Slideshare

Google+

Blogger Wordpress

Wikimedia

Wikipedia Google Docs

Google Earth

iPhone

iPad

How many of you use ...

self-presentation: why we all are here?

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the Web

Intro: http://www.youtube.com/watch?v=-4CV05HyAbM

(Information Revolution)http://www.worldofends.com

The Internet isn't complicatedThe Internet isn't a thing. It's an agreement

The Internet is stupidAdding value to the Internet lowers its valueAll the Internet's value grows on its edgesMoney moves to the suburbsThe Internet has three virtues:

a. No one owns it

b. Everyone can use itc. Anyone can improve it

http://www.youtube.com/watch?v=-4CV05HyAbMhttp://www.worldofends.com/http://www.worldofends.com/http://www.youtube.com/watch?v=-4CV05HyAbM

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the Web

Tim Berners-Lee (1995): "I just had to take the hypertext idea andconnect it to the TCP Protocol and Domain Name System ideas and Ta-da! the World Wide Web!

basic architecture:

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the Web today

http://www.internetworldstats.com/stats.htm

http://www.hitwise.com/us/resources/data-center

Net Neutrality:

- "dumb, minimal network" with smart terminals, vs. theprevious paradigm of the smart network with dumb terminals- no data discrimination (all bits are equal)- access freedom

http://en.wikipedia.org/wiki/Network_neutrality

http://www.savetheinternet.com/

http://www.internetworldstats.com/stats.htmhttp://www.hitwise.com/us/resources/data-centerhttp://www.hitwise.com/us/resources/data-centerhttp://en.wikipedia.org/wiki/Network_neutralityhttp://www.savetheinternet.com/http://www.savetheinternet.com/http://en.wikipedia.org/wiki/Network_neutralityhttp://www.hitwise.com/us/resources/data-centerhttp://www.internetworldstats.com/stats.htm

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web history (by Polillo)

9

CERN

World

WideW

eb

Mosaic

(NCSA)

W3C

byTim

Berne

rs-Lee

Netscape

IPO,

MSIE,

Amazon

,eBa

y

NASD

AQBooman

dfall

Google

IPO;

Firefox

91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 0990

WEB 1.0 WEB 2.0crisisprehistory

AOLbu

ysNetscape

;Googlestart

9/11

Napster

FinancialC

risis

crisis

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the Web today

World web sites 1995-2011 ( http://www.netcraft.com )

the curve follows the 2009 crisis and the current recovery big increment in 2011: see http://news.netcraft.com/archives/2011/

http://www.netcraft.com/http://news.netcraft.com/archives/2011/http://news.netcraft.com/archives/2011/http://www.netcraft.com/

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the Web today

KeyTrends from http://www.readwriteweb.com/:

Location (eghttp://www.google.com/support/websearch/bin/answer.py?answer=179386

App Stores: http://www.apple.com/mac/app-store/ma anche

https://market.android.com/?hl=en ehttp://www.amazon.com/mobile-apps/b?ie=UTF8&node=2350149011

Internet of things:

http://blogs.cisco.com/news/the-internet-of-things-infographic/

Mobile: next lesson

Structured Data: Open (LInked) Data - final lesson

http://www.readwriteweb.com/http://www.google.com/support/websearch/bin/answer.py?answer=179386http://www.apple.com/mac/app-store/http://www.apple.com/mac/app-store/https://market.android.com/?hl=enhttp://www.amazon.com/mobile-apps/b?ie=UTF8&node=2350149011http://blogs.cisco.com/news/the-internet-of-things-infographic/http://blogs.cisco.com/news/the-internet-of-things-infographic/http://www.amazon.com/mobile-apps/b?ie=UTF8&node=2350149011https://market.android.com/?hl=enhttp://www.apple.com/mac/app-store/http://www.google.com/support/websearch/bin/answer.py?answer=179386http://www.readwriteweb.com/

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the Web today

Top Web siteshttp://news.bbc.co.uk/2/hi/technology/8562801.stm

More data on the Web:http://www.itu.int/ITU-D/ict/press:http://www.itu.int/net/pressoffice/stats/2011/03/index.aspx

http://news.bbc.co.uk/2/hi/technology/8562801.stmhttp://www.itu.int/ITU-D/ict/http://www.itu.int/ITU-D/ict/http://www.itu.int/net/pressoffice/stats/2011/03/index.aspxhttp://www.itu.int/net/pressoffice/stats/2011/03/index.aspxhttp://www.itu.int/ITU-D/ict/http://news.bbc.co.uk/2/hi/technology/8562801.stm

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the Web today

Agosto 2010

1. Google.com2. Facebook3. Youtube4. Yahoo!

5. Windows live6. Baidu.com7. Wikipedia8. Blogger.com9. Msn10. Twitter11. Qq.com12. Yahoo Giappone13. Google India14. Taobao.com (cn)15. Amazon

Agosto 2009

1. Google.com2. Yahoo!3. Facebook4. Youtube

5. Windows live6. Msn7. Blogger.com8. Wikipedia9. Baidu(cn search engine)10. Yahoo Giappone11. myspace12. Google India13. Google Germania14. Twitter15. qq.com(cn social network )

R.Polillo - Ottobre 2010

1. Yahoo!2. Msn3. Google.com4. eBay

5. Amazon6. Microsoft.co

m7. MySpace8. Google.co.uk9. Aol.com

10.Go.com

2005

fromwww.alexa.comsee update at:http://www.alexa.com/topsites(also by Country, byCategory)

http://www.google.com/http://www.qq.com/http://www.google.com/http://www.alexa.com/http://www.alexa.com/topsiteshttp://www.alexa.com/topsiteshttp://www.alexa.com/http://www.google.com/http://www.qq.com/http://www.google.com/

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exercise 1

Send me (carlo.vaccari@unicam.it) a mail with yourname and surname

Go to the wikihttp://camerino20.wiki-site.com/index.php/Pagina_principale

define a user to access

Create your personal page page in the wiki and addinfos about you and links to your websites

In your page you will write ALL practices andexercises: start writing there what are yourexpectations by the course (needs, interests, ...)

http://camerino20.wiki-site.com/index.php/Pagina_principalehttp://camerino20.wiki-site.com/index.php/Pagina_principale