以订单销售系统为例，演示了如何从数据库动态读取数据给单元格赋值并提交数据；如何设置单元格的只读模式；如何获取提交的数据并保存到数据库中；如何添加自定义按钮；如何设置单元格内容的对齐方式；如何设置表格的行高、列宽、边框样式、合并单元格、字体样式；如何以提交、只读的形式打开Excel表单等-Order sales system, for example, demonstrates how to dynamically read data from the database and submit th

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由点的三维坐标，进行批量计算所在点的局部曲面的法向量，法向量中x赋值给予，y,z计算得出。然后计算欧拉角表示的坐标(From the point of three-dimensional coordinates, batch calculation of the local surface of the normal vector, the normal vector x assignment given, y, Z calculation. Then calculate the coordin

这个编程作业实现和测试的回归方法还介绍了在演讲和问题集(In this programming assignment you will implement and test some of the regression methods that were introduced in the lecture and in the problem sets.)