Web 2.0

What is Web 2.0

A Revolution Before Web 2.0 we looked towards web as an information warehouse. But now Web is a platform of collaboration, a place where users can share, can interact and can build up on the work of their own as well as that of others’

Before Web 2.0 we looked towards web as an information warehouse.

But now Web is a platform of collaboration, a place where users can share, can interact and can build up on the work of their own as well as that of others’

Revolution continues Earlier we the users used to be on the receiving end always. But now we are empowered , we interact and we share and make WEB a BETTER PLACE TO BE . In short It’s Web “For the People By the people and From the people”

Earlier we the users used to be on the receiving end always.

But now we are empowered , we interact and we share and

make WEB a BETTER PLACE TO BE .

In short

It’s Web “For the People By the people and From the people”

More on Web 2.0 Web 2.0 also aims to bridge the gap between desktop and web. Bringing desktop to web is one more task for web 2.0 developers. Examples includes Online instant messaging sites Online office suits

Web 2.0 also aims to bridge the gap between desktop and web.

Bringing desktop to web is one more task for web 2.0 developers.

Examples includes

Online instant messaging sites

Online office suits

Web 2.0 Includes Blogs Mashups Social networking Wikis And many more

Blogs

Mashups

Social networking

Wikis

And many more

Social Networking Do I Seriously need to explain it? Examples are Orkut Facebook myspace

Do I Seriously need to explain it?

Examples are

Orkut

Facebook

myspace

Mashups With the launch of Web 2.0 come a concept of collaboration. Sites started to open up their resource for others to use. Mashup is a combination of such open interfaces from different sites.

With the launch of Web 2.0 come a concept of collaboration.

Sites started to open up their resource for others to use.

Mashup is a combination of such open interfaces from different sites.

Wiki A site which is user editable Used to build content in a collaborative manner. BEST EXAMPLE WIKIPEDIA.com

A site which is user editable

Used to build content in a collaborative manner.

BEST EXAMPLE

WIKIPEDIA.com

Blogsphere Blog – Web Log A sort of an online diary Service providers Blogger.com Wordpress.com Vox.com

Blog – Web Log

A sort of an online diary

Service providers

Blogger.com

Wordpress.com

Vox.com

Blogsphere Why important Coz from being a consumer you become a producer. The content you write becomes your reputation, your image on the web. “ I have seen people getting hefty jobs just coz of their blogs”

Why important

Coz from being a consumer you become a producer.

The content you write becomes your reputation, your image on the web.

“ I have seen people getting hefty jobs just coz of their blogs”

Web 1.0 Vs Web 2.0 Static websites. Emails. Forums. Basic search engines. Groups. Newsletters. HTML. JavaScript for validations etc. Blogs. Wikis. Audio/Video Sharing. Social Software. RSS/XML/Atom feeds. Webcasts/ Podcasts. Open APIs. Mobility. CSS Designs. Visual dynamic effects. Ajax Advanced JavaScript for effects.

Static websites.

Emails.

Forums.

Basic search engines.

Groups.

Newsletters.

HTML.

JavaScript for validations etc.

Blogs.

Wikis.

Audio/Video Sharing.

Social Software.

RSS/XML/Atom feeds.

Webcasts/ Podcasts.

Open APIs.

Mobility.

CSS Designs.

Visual dynamic effects.

Ajax

Advanced JavaScript for effects.

Examples 2.0 Google Maps. http://maps.google.com Flickr. http:// www.flickr.com Orkut. http://www.orkut.com Meebo. http://www.meebo.com Digg. http://www.digg.com Odeo http:// www.odeo.com

Google Maps. http://maps.google.com

Flickr. http:// www.flickr.com

Orkut. http://www.orkut.com

Meebo. http://www.meebo.com

Digg. http://www.digg.com

Odeo http:// www.odeo.com

Examples 2.0 Google Maps. http://maps.google.com Visual Maps Mash Up

Google Maps. http://maps.google.com

More Examples 2.0 Flickr. http:// www.flickr.com Photo Publishing and Sharing Site

Flickr. http:// www.flickr.com

More . . . Orkut. http:// www.orkut.com Social Networking Site

Orkut. http:// www.orkut.com

And More . . . Meebo. http:// www.meebo.com Web based messenger client

Meebo. http:// www.meebo.com

And More . . . Digg. http:// www.digg.com Social news book marking and sharing site

Digg. http:// www.digg.com

And More . . . Delicious. http:// del.icio.us A Social Book Marking Site

Delicious. http:// del.icio.us

And More . . . Wikipedia. http:// www.wikipedia.org A Wiki Encyclopedia

Wikipedia. http:// www.wikipedia.org

And More . . . Linked In. http:// www.linkedin.com A Business Networking Site

Linked In. http:// www.linkedin.com

And More . . . YouTube. http:// www.youtube.com A Video Sharing Site

YouTube. http:// www.youtube.com

And More . . . Blogger. http:// www.blogger.com A Popular Blogging Tool

Blogger. http:// www.blogger.com

And More . . . Zoho Office. http://www.zoho.com A Virtual Web Office Suite

Zoho Office. http://www.zoho.com

More Examples 2.0 Delicious. http:// del.icio.us Wikipedia. http:// www.wikipedia.org Linked In. http:// www.linkedin.com YouTube. http:// www.youtube.com Blogger. http:// www.blogger.com MySpace. http://www.myspace.com

Delicious. http:// del.icio.us

Wikipedia. http:// www.wikipedia.org

Linked In. http:// www.linkedin.com

YouTube. http:// www.youtube.com

Blogger. http:// www.blogger.com

MySpace. http://www.myspace.com

Technology 2.0 AJAX (Asynchronous JavaScript And XML). CSS (Cascading Style Sheets). XHTML. Open Source Developments. Lightweight Apps. Differential Data Transfer. Server side programming. DOM Scripting. RSS/XML/ATOM Feeds.

AJAX (Asynchronous JavaScript And XML).

CSS (Cascading Style Sheets).

XHTML.

Open Source Developments.

Lightweight Apps.

Differential Data Transfer.

Server side programming.

DOM Scripting.

RSS/XML/ATOM Feeds.

Ajax ? Asynchronous JavaScript And XML. Differential Data Transfer. Fast Processing and low bandwidth consumption. Sleek and more handy interface. Open Source technology. Growing and spreading rapidly. Desktop like easy interface. Famous Ajax enabled apps are : Google Maps Gmail

Asynchronous JavaScript And XML.

Differential Data Transfer.

Fast Processing and low bandwidth consumption.

Sleek and more handy interface.

Open Source technology.

Growing and spreading rapidly.

Desktop like easy interface.

Famous Ajax enabled apps are :

Google Maps

Gmail

Technically Ajax Fetching Server Side processed data through Client Side JavaScript. XMLHttpRequest (XHR) object.

Fetching Server Side processed data through Client Side JavaScript.

XMLHttpRequest (XHR) object.

Ajax Examples Live. http://www.live.com A9. http://www.a9.com AskX. http://www.askx.com Wikimapia. http://www.wikimapia.org Meebo. http://www.meebo.com Google Maps. http://maps.google.com

Live. http://www.live.com

A9. http://www.a9.com

AskX. http://www.askx.com

Wikimapia. http://www.wikimapia.org

Meebo. http://www.meebo.com

Google Maps. http://maps.google.com

CSS Cascading Style Sheets. Used for defining the styling rules of a webpage.

Cascading Style Sheets.

Used for defining the styling rules of a webpage.

XHTML ? Stands for eXtensible HyperText Markup Language Aimed to replace HTML Almost identical to HTML 4.01 Stricter and cleaner version of HTML HTML defined as an XML application XHTML is a W3C Recommendation

Stands for eXtensible HyperText Markup Language

Aimed to replace HTML

Almost identical to HTML 4.01

Stricter and cleaner version of HTML

HTML defined as an XML application

XHTML is a W3C Recommendation

Why Ajax is growing so fast ? Because, its Open Source like Linux, PHP, MySql, Open Office etc.

Because, its Open Source like Linux, PHP, MySql, Open Office etc.

So ? Open Source Technologies are developed and spread like anything. Because, Anyone can develop, improve and redistribute them. These are self motivated and community powered. Every single developer can use his/her creativity and strengths to develop the application/technology. There are no limits and all the freedom.

Open Source Technologies are developed and spread like anything.

Because, Anyone can develop, improve and redistribute them.

These are self motivated and community powered.

Every single developer can use his/her creativity and strengths to develop the application/technology.

There are no limits and all the freedom.

What are Open Source software licenses ? Any developer/licensor can draft an agreement that conforms to the OSD, though most licensors use existing agreements like: • GNU Public License (“GPL”) • Lesser/Library GNU Public License (“LGPL”) • Mozilla Public License • Berkeley Software Distribution license (“BSD”) • Apache Software License • See complete list at www.opensource.org/licenses

Any developer/licensor can draft an agreement that conforms to the OSD, though most licensors use existing agreements like:

• GNU Public License (“GPL”)

• Lesser/Library GNU Public License (“LGPL”)

• Mozilla Public License

• Berkeley Software Distribution license (“BSD”)

• Apache Software License

• See complete list at www.opensource.org/licenses

Open Source Examples Linux (operating system kernel – substitutes for proprietary UNIX) Apache Web Server (web server for UNIX systems) MySQL (Structured Query Language – competes with Oracle) Cloudscape, Eclipse (IBM contributions) OpenOffice (open source implementation of Sun’s StarOffice)

Linux (operating system kernel – substitutes for proprietary UNIX)

Apache Web Server (web server for UNIX systems)

MySQL (Structured Query Language – competes with Oracle)

Cloudscape, Eclipse (IBM contributions)

OpenOffice (open source implementation of Sun’s StarOffice)

Biggest Players in Open Source IBM HP SUN/ORACLE RedHat Apache Software Foundation Mozilla Foundation Richard M. Stallman Linus Torvalds Corporate Non-Profit Organizations Individuals

IBM

HP

SUN/ORACLE

RedHat

Apache Software Foundation

Mozilla Foundation

Richard M. Stallman

Linus Torvalds

Why Companies are moving towards it ? Cost savings Stability No forced upgrades Access and broad rights to source code Access to skilled community of developers Ability to define and expedite new development

Cost savings

Stability

No forced upgrades

Access and broad rights to source code

Access to skilled community of developers

Ability to define and expedite new development

About the author some shameless self promotion Anant Shrivastava a.k.a. Techno Enthusiast A Workaholic, deeply passionate about GNU / LINUX, OPEN SOURCE, and latest trends in internet technology specially web 2.0 Website : http://anantshri.info Blog : http://blog.anantshri.info Twitter : @anantshri Linkedin : http://www.linkedin.com/in/anantshri For all of my other networking profiles list is here