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  2. List of HTTP status codes - Wikipedia

    en.wikipedia.org/wiki/List_of_HTTP_status_codes

    The RFC specifies this code should be returned by teapots requested to brew coffee. [18] This HTTP status is used as an Easter egg in some websites, such as Google.com's "I'm a teapot" easter egg. [19] [20] [21] Sometimes, this status code is also used as a response to a blocked request, instead of the more appropriate 403 Forbidden. [22] [23]

  3. Open-access poll - Wikipedia

    en.wikipedia.org/wiki/Open-access_poll

    An open-access poll is a type of opinion poll in which a nonprobability sample of participants self-select into participation. The term includes call-in, mail-in, and some online polls. The most common examples of open-access polls ask people to phone a number, click a voting option on a website, or return a coupon cut from a newspaper. By ...

  4. Push technology - Wikipedia

    en.wikipedia.org/wiki/Push_technology

    Push technology, also known as server Push, refers to a communication method, where the communication is initiated by a server rather than a client. This approach is different from the "pull" method where the communication is initiated by a client.

  5. Polling (computer science) - Wikipedia

    en.wikipedia.org/wiki/Polling_(computer_science)

    A poll message is a control-acknowledgment message.. In a multidrop line arrangement (a central computer and different terminals in which the terminals share a single communication line to and from the computer), the system uses a master/slave polling arrangement whereby the central computer sends message (called polling message) to a specific terminal on the outgoing line.

  6. Comet (programming) - Wikipedia

    en.wikipedia.org/wiki/Comet_(programming)

    Unlike iframes or XMLHttpRequest objects, script tags can be pointed at any URI, and JavaScript code in the response will be executed in the current HTML document. This creates a potential security risk for both servers involved, though the risk to the data provider (in our case, the Comet server) can be avoided using JSONP .

  7. HTML - Wikipedia

    en.wikipedia.org/wiki/HTML

    Initially code-named "Cougar", [17] HTML 4.0 adopted many browser-specific element types and attributes, but also sought to phase out Netscape's visual markup features by marking them as deprecated in favor of style sheets. HTML 4 is an SGML application conforming to ISO 8879 – SGML. [19] April 24, 1998

  8. Roper Center for Public Opinion Research - Wikipedia

    en.wikipedia.org/wiki/Roper_Center_for_Public...

    The Roper Center for Public Opinion Research at Cornell University is the world's oldest archive of social science data and the largest specializing in data from public opinion surveys.

  9. Opinion poll - Wikipedia

    en.wikipedia.org/wiki/Opinion_poll

    An opinion poll, often simply referred to as a survey or a poll (although strictly a poll is an actual election), is a human research survey of public opinion from a particular sample. Opinion polls are usually designed to represent the opinions of a population by conducting a series of questions and then extrapolating generalities in ratio or ...