数据运算是对数据依某种模式而建立起来的关系进行处理的过程。最基本的数据运算有:①算术运算,如:加、减、乘、除、乘方、开方、取模等; ②关系运算,如:等于、不等于、大于、小于等;③逻辑运算,如:与、或、非、恒等、蕴含等。
DSP作为从处理器,负责快速的数据运算处理。
DSP as a slave processor, is responsible for rapid data processing operations.
Tableau公司将数据运算与美观的图表完美地嫁接在一起。
硬件是计算机及其它直接参与数据运算或信息交流的物理设备。
Hardware is a computer and the associated physical equipment directly involved in the performance of data-processing or communications functions.
The semantics was what caused the problem, because the operator was expecting a particular kind of structure there.
引起问题的是语义,因为运算符需要的是,一种特定种类的数据结构。
So the assignment operator thus far makes copies of things.
所以到现在为止,赋值运算符复制了很多数据。
I can write it explicitly. I can write it inside of a FOR loop. And we've started to add, and we'll see a lot more of this, examples of collections of structures so that we don't just have to do something that can be easily described as walking through a set of things but can actually be a collection that you walk through.
我可以明确的写出来,我可以把它在FOR循环的内部写出来,然后我们开始学习了add这个运算符,我们会在以后学习很多的,集合的数据结构的例子,这样一来我们可以进行一些,很简单的遍历集合的操作,我想要为大家指出的最后一件事情是。
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