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Innovation is the market introduction of a technical or organizational novelty, not just its invention.
互联网是一个网络的网络,由互操作性原则管理。
The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.