numeric character set
21Unicode — For the 1889 Universal Telegraphic Phrase book, see Commercial code (communications). The Unicode official logo since October 2009 …
22Keyboard layout — QWERTY keyboard on a laptop. A keyboard layout is any specific mechanical, visual, or functional arrangement of the keys, legends, or key–meaning associations (respectively) of a computer, typewriter, or other typographic keyboard. Mechanical… …
23XML — Infobox file format name = Extensible Markup Language icon = logo = extension = .xml mime = application/xml, text/xml (deprecated) type code = uniform type = public.xml magic = owner = World Wide Web Consortium genre = Markup language container… …
24Criticism of the APL programming language — The APL programming language has been used since the mid 1960s on mainframe computers and has itself evolved in step with computers and the computing market. APL is not widely used, but minimalistic and high level by design, at several points in… …
25Criticism of APL — APL has been used since the mid 1960s on mainframe computers and has itself evolved in step with computers and the computing market. APL is not widely used, but minimalistic and high level by design, at several points in its history it could have …
26Unicode and HTML — Web pages authored using hypertext markup language (HTML) may contain multilingual text represented with the Unicode universal character set.The relationship between Unicode and HTML tends to be a difficult topic for many computer professionals,… …
27Fortran language features — This is a comprehensive overview of features of the Fortran 95 language, the version supported by almost all existing Fortran compilers. Old features that have been superseded by new ones are not described few of those historic features are used… …
28Computer keyboard — A key being pressed on a computer keyboard. In computing, a keyboard is a typewriter style keyboard, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches. Following the decline of punch cards and paper… …
29COBOL — For other uses, see COBOL (disambiguation). COBOL LANGUAGE Paradigm(s) procedural, object oriented Appeared in 1959 (1959) Designed by Grace Hopper, William Selden, Gertrude Tierney, Howard Bromberg, Howard Discount, Vernon Reeves, Jean E.… …
30Data type — For other uses, see Data type (disambiguation). In computer programming, a data type is a classification identifying one of various types of data, such as floating point, integer, or Boolean, that determines the possible values for that type; the …
