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by LukeShu
4344 days ago
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Well, ex is 'ex'tended ed, and vi and ex are the same program. From 1976-1979, the way to open vi was to execute 'ex', and run the 'vi[sual]' command in ex. In 1979, ex learned to launch the 'vi' command automatically if argv[0] is "vi", and a symlink from 'bin/vi' to 'bin/ex' was added. |
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