what's the difference between LFLine Fee and NL New line 4447
what's the difference between LFLine Fee and NL New line 4448
Paul Gilmartin wrote, in part: Yes. (Sort of.) Well, that's UNIX's problem. The characters CR and LF made...
The use of fixed records, as with punch cards, was acceptable with data files stored on magnetic tape, but that was also where the usefulness ended and the gross misapplication began...
When data storage moved to media that was not strictly sequential, where rapid random seeks were possible, things either changed or became a monstrosity.
I suffered from one example, the SOS operating system used by Bell Northern Research on the DMS line of telephone switching systems. This is hard to imagine today, but in the late 70s when they added Winchester disk storage to the DMS switching system, they (apparently being mainframe bigots of the first order) retained the IBM 9 track tape format to the degree that they could. It was a abomination (to put it mildly) that was not recognized until it was fully embedded into the system and could not easily be removed. Worse yet, the programmers who did it... left BNR.
I recently met a fellow who was telling me about having done some contract work for Northern Telecom in the late 80's cleaning up their system software. I made a crack about the That was indeed one of the nastier things he'd been hired to sort out and correct. I thanked him for ending the misery, because before his work it just caused me no end of trouble every time anyone at Northern Telecom had tried to "fix" the problems it caused.
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