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これだよこれ！！！＞＜ サンフランシスコのアシアナ事故に於ける777の欠陥もこれ！＞＜
"The UNIX designers believe in the principle that special-purpose functions can be avoided by clever use of a small set of system primitives.
"(つづく)
つづき(3/3)
(つづき)"
- Making use of the side effects of system primitives can be risky. If cat is used unwisely, it will destroy files (more on this in a moment).
- Special functions can do nice things for users, such as stop at the end of screens, or put on page headings, or transform nonprinting characters into printing ones, or get rid of underlines for terminals that can’t do that. ..."
https://www.researchgate.net/publication/202165676_The_trouble_with_UNIX_The_user_interface_is_horrid
つづき(2/3)
(つづき)"
Why make a special function when the side effects of other functions will do what you want?
Well, for several reasons:
- Meaningful terms are considerably easier to learn than nonmeaningful ones.
In computer systems, this means that names should reflect function, else the names for the function will be difficult to recall.
"(つづく)