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Arthur Whitney
Arthur Whitney is a computer scientist most notable for developing the APL-inspired programming languages A+ and K. He also wrote the initial prototype of J, a terse and macro-heavy single page of code in one afternoon, which then served as the model for J implementor Roger Hui.
He studied pure...
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APL
APL (named after the book A Programming Language) is an interactive array-oriented language and integrated development environment which is available from a number of commercial and non-commercial vendors and for most computer platforms. It is based...
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View entire collection »Introduced:
- 1964
A+
A+ is an array programming language, a dialect of APL with aggressive extensions. Arthur Whitney developed the "A" portion of A+, while other developers at Morgan Stanley extended it, adding a graphical user interface and other language features. A+...
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Introduced:
- 1988
K
K is a proprietary array processing language developed by Arthur Whitney and commercialized by Kx Systems. The language serves as the foundation for kdb, an in-memory, column-based database, and other related financial products. The language,...
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View entire collection »Introduced:
- 1993
Q
Q is a proprietary array processing language developed by Arthur Whitney and commercialized by Kx Systems. The language serves as the query language for KDB+, a disk based and in-memory, column-based database. Kdb+ is based upon K, a terse variant...
