Tell me I think you do a few case studies in this book or this grounded in different communities.
不妨讲讲,我知道你在书里做了些个案研究,或者说是在不同群体中做的。
And you want to know what they would do if they were in your shoes.
你想知道如果他们站在你的角度考虑他们会怎么做。
I don't know what the dates say, 1916, excuse me, and you can see what he's done.
我不知道具体时间了,1916年,不好意思,你能看到他在做什么了。
OK? Because what am I doing? It's called bubble sort because it's literally bubbling along, right?
明白了么?你要知道我在做什么,冒泡排序真的就像冒泡,对么?
If you know it' s going to work, it's not an experiment.
如果在做实验时,你已经知道这个成分会起作用,那这就不是一个真正意义上的实验了。
you know, we do the same things here as probably you do. We go out,
你知道,我们在这里做的事情大概和你们一样。我们出门,
You'd pull out your pencil and paper, you can do it as a matrix inversion if you know how to do that, or you can just simply do substitution of one equation into another to solve it.
你知道你在小学的时候是怎么做的对吧?,你拿出你的笔和纸,如果你会的话,你可以解一个方程组,或者你可以单纯地。
Computing square root. I'm going to capture it in a piece of code, I'm going to be able to refer to it by a name, and I'm going to suppress the details, meaning inside of that computation, you don't need to know what it does. You just need to know, if I give it the right kind of input, it'll give me back an input that satisfies the contract that I set up.
比如计算平方根,我会用一段代码来说明,我将给它命名,并且忽略细节,意思就是在这一段计算过程中,你不用知道它做了什么,你只需知道,如果我进行了正确的输入,它将会给我符合条件的输出。
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