Data type rule for Hollerith constant 何勒内斯常数的数据类型规则
Invented by a young census worker named Herman Hollerith, it automatically sorted data by a code of holes punched in manila cards. 这是一位名叫赫尔曼-霍勒里斯的青年人口普查工作者发明的。该装置通过马尼拉纸板上的穿孔代码能自动分类整理数据。
Punch card tabulating machine invented by Herman Hollerith. Wall Street Journal first published. 赫尔曼.霍尔瑞斯发明穿孔卡片制表机。《华尔街日报》首次发行。