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  2. Callback (computer programming) - Wikipedia

    en.wikipedia.org/wiki/Callback_(computer...

    A callback is often back on the level of the original caller. In computer programming, a callback is a function that is stored as data (a reference) and designed to be called by another function – often back to the original abstraction layer.

  3. Virtual number - Wikipedia

    en.wikipedia.org/wiki/Virtual_number

    In the United Kingdom, these are over 600 area code or local exchange codes 01 & 02 numbers which can be set up as virtual numbers as well as the 0800 & 0345. A virtual number is a telephone number that is not directly associated with a telephone line. It is used to forward incoming calls to one or more pre-set telephone numbers chosen by the ...

  4. List of Skype features - Wikipedia

    en.wikipedia.org/wiki/List_of_Skype_features

    Users can set up a Skype To Go number which allows them to reach international phones numbers dialled from any landline or mobile. Skype provides a local number (the user chooses the area code) that then connects using Skype Credit to the number in another country. The service also provides the opportunity to dial any number abroad as well. [11]

  5. Callback (telecommunications) - Wikipedia

    en.wikipedia.org/wiki/Callback_(telecommunications)

    For example, if a customer from Spain is calling a phone number in Australia, and it costs 8 cents per minute to phone Spain from the US (the callback, which is an incoming call) and 20 cents per minute to phone Australia from the US (the destination call, which is an outgoing call), then the caller will pay a total of 28 US cents a minute ...

  6. Callback - Wikipedia

    en.wikipedia.org/wiki/Callback

    Callback (comedy), a joke which refers to one previously told; Callback (computer programming), callable (i.e. function) that is passed as data and expected to be called by another callable. Callback (telecommunications), the telecommunications event that occurs when the originator of a call is immediately called back in a second call as a response

  7. Skype Technologies - Wikipedia

    en.wikipedia.org/wiki/Skype_Technologies

    Skype Technologies (also known as Skype Software, Skype Communications, Skype Inc., and Skype Limited) is a telecommunications company headquartered in Luxembourg City, Luxembourg, whose chief business is the manufacturing and marketing of the video chat and instant messaging computer software program Skype, and various Internet telephony services associated with it. [1]

  8. Skype for Business - Wikipedia

    en.wikipedia.org/wiki/Skype_for_Business

    On November 11, 2014, Microsoft announced that Lync would be renamed Skype for Business in 2015, also adding support for video calls with Skype users. [8] On September 22, 2015, Skype for Business 2016 was released alongside Office 2016. On October 27, 2016, the Skype for Business for Mac client was released. [9]

  9. Last-call return - Wikipedia

    en.wikipedia.org/wiki/Last-call_return

    The general public tends to refer to the service by the telephone feature code, the telephone number it has in their country; for example, in North America, this is *69, while in the UK, it is called 1471. The New York Times described Call Return in 1992 as a new service. [1] It can be paid for per-call or subscribed to monthly. [1