Web 2.0

Web 2.0 is a term often applied to a perceived ongoing transition of the World Wide Web from a collection to a full-fledged computing platform serving web applications to end users.

While Web 1.0 is concentrating on the information got through browser, Web 2.0 pays more attention to the communication with end users. It means that everyone on Internet is not only a custom, but also a producer. As the result, Web 2.0 has some properties below.

1. Users can take part in web site building. General speaking, the information is provided by users in Web 2.0, which gives the users more opportunities to take part in.

2. Web 2.0 focuses more on interactivity, which not only means interaction between the web server and users, but also means interaction of the users in the same web site, as well as means interaction between different web sites.

3. Web 2.0 meets the standard web site design. The standard web site design is not a standard, but a series of standards set. It has advantages in reducing code and it is more friendly with users and search engines.

4. There are no absolute boundaries between Web 1.0 and Web 2.0.Some web sites before Web 2.0 have some typical properties of Web 2.0. Web 2.0 technologies can also be a tool in Web 1.0.

Nowadays there are many Web 2.0 technologies such as blog, RSS, Wiki, SNS and so on.

Blog

Wiki

Blog

Blog is short for web log, which is a type of website or a part of website. Blogs are usually maintained by an individual, who will write something or put some photos or videos on website. Blog can also be used as a verb, meaning to maintain or add content to a blog.

As a typical Web 2.0 technology, most blogs are interactive. Visitors can leave comments and even message through widgets on the blogs, which distinguishes blogs from other static websites.

There are many different types of blogs, differing not only in the way that content is delivered or written, but also in the type of content.

Basically blog is the simplest type in blogs. One leaves some comments about a certain topic on blogs. These topics can be involved in almost all areas of human.

Group blog is a simple variant of basic blog. All members of the group will complete blog log together. Sometimes one can not only edit their own, but also be able to edit someone else’s entry. This form allows the group to discuss some common topics.

Relative blog consists of one’s family, relatives or friends. They are usually in a family, a life circle or a project team.

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Wiki

Wiki comes from the Hawaiian word “wee kee wee kee”, originally means “hurry hurry”. But now it means a kind of collaborative writing tool. Wiki sites can be maintained by many people, even any visitors. Everyone can express their selves, or discuss on the common subject.

The content in Wiki sites demands a high degree of correlation. As the result, Wiki sites can fully extend an issue. Wiki site is very suitable to do a kind of website of “all about something”. Personalization is not the most important here, while the integrity, adequacy and authority of information are the real goal.

Wiki believes that no one will vandalize. Even so, many may change the websites by chance. To maintain the site’s accuracy, Wiki uses some technology below.

Saving Each Version of Page

Even you delete the entire page, managers can be very easy to recover from the record.

Page Lock

Some pages can be locked to prevent visitors to edit.

IP Banning

Wiki will record the destroyer’s IP and then ban the IP, which means the certain visitor can’t do anything in website.

Edit Rules

Any open wiki has an edit rule, which tells visitors how to maintain a wiki site.

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