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Similarly, the SAS System, originally written on an IBM mainframe in 1971 (probably OS-360 / MVS), and featured an input file (the SAS program itself) and two o
by dredmorbius 2y ago
Similarly, the SAS System, originally written on an IBM mainframe in 1971 (probably OS-360 / MVS), and featured an input file (the SAS program itself) and two outputs, a LIST (the desired analytic output) and LOG, which contained status, warning, and error messages. It's not quite stderr, but clearly reflects similar thinking and was probably based on extant practices at the time.