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        What is FreeFormat

        FreeFormat is an approach to semantically annotate Web pages. Instead of reauthoring the Web contents as Microformat does, the semantic annotations/markups are managed in a standalone layer which is shared and collaboratively edited by Web users.

        On the Web, nearly all pages are authored with some kind of markup languages. The traditional markup tags are for presenting the contents on Web browsers.

        What is Dmoz ODP

        Dmoz's Open Directory Project is the largest, most comprehensive human-edited directory on the web. It is owned by "Time Warner" and constructed and maintained by a vast, global community of volunteer editors, and is truly unique in many ways.

        What is multidimentional analysis

        Multidimensional analysis, also known as dimensional analysis. The analysis of business indicators by examining them from different points of view. One can examine revenue by product, or revenue by geography, or revenue by time period. In this example, revenue is the business indicator under examination, while product, geography, and time period are the points of view or dimensions.

        Business intelligence's challenges

        Business intelligence is an hot pot on media now. It seems that BI matured and satisfied all business requirements. In fact, BI has to confront many great challenges to improve itself. Ten challenges, extracted from [1] are list as follows:

        Mashup development platforms

        Mashup development platforms

        The figure comes from the Web, which shows many popular marshup development platforms classified in two dimensions.

        What is SPARQL

        SPARQL is a recursive acronym standing for SPARQL Protocol and RDF Query Language. As the name implies, SPARQL is a general term for both a protocol and a query language.

        Most uses of the SPARQL acronym refer to the RDF query language. In this usage, SPARQL is a syntactically-SQL-like language for querying RDF graphs via pattern matching. The language's features include basic conjunctive patterns, value filters, optional patterns, and pattern disjunction.

        What is the semantic web

        To quote the W3C: "The Semantic Web is about two things. It is about common formats for integration and combination of data drawn from diverse sources, where on the original Web mainly concentrated on the interchange of documents.

        It is also about language for recording how the data relates to real world objects. That allows a person, or a machine, to start off in one database, and then move through an unending set of databases which are connected not by wires but by being about the same thing."

        HTML <wbr> tag

        <wbr> (Word BReak) means: "The browser may insert a line break here, if it wishes." If the browser does not think a line break necessary nothing happens.

        The tag can be used in many different cases as follows:

        What is Web Portal

        A web portal is a site that provides a single function via a web page or site. Web portals often function as a point of access to information on the World Wide Web. Portals present information from diverse sources in a unified way. Aside from the search engine standard, web portals offer other services such as e-mail, news, stock prices, infotainment and various other features.

        What is Mashup

        In technology, a mashup is a web application that combines data from more than one source into a single integrated tool; an example is the use of cartographic data from Google Maps to add location information to real-estate data, thereby creating a new and distinct web service that was not originally provided by either source.

        Mashup originally referred to the practice in pop music (notably hip-hop) of producing a new song by mixing two or more existing pieces together.

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