Failing to fetch me at first keep encouraged, Missing me one place search another, I stop somewhere waiting for you.
VOA: special.2009.04.12
Now I suppose it's my reluctance to get into the intricacies of questions having to do with applied theory that makes me prefer to keep it simple.
我不愿意在,应用理论上纠结,因此想把它简单化。
Before I do that though, let me try and give you an analogy to keep this in mind of why we want to basically build these abstractions and what we need in order to have them work together.
在我们看例子之前请让我打个比方,以便你们能记住我们,为什么要建立这些抽象,以及要使它们协调工作,我们需要做些什么。
"Johnsy,dear," said Sue, "will you promise me to keep your eyes closed, and not look out the window until I am done working?
VOA: special.2009.08.01
Now then, if you will obey Me faithfully and keep My covenant, you shall be My treasured possession among all the peoples.
如今你们若忠诚于我们的约定,就在万民之中作属于我的子民。
He made me promise to keep his secret.
VOA: special.2009.07.25
They smiled. I pointed my finger at them and said, " If you keep this up, you'll both go crazy but let me know what happens as you go along."
他们笑了,我指着他们说“,如果你们继续这样,你们都会疯的,但你们继续的时候得让我知道“
No, why do you keep arguing with me?You just need them. - ERIC: You're gonna get frostbite!- I don't even know.
VOA: standard.other
So keep your hands up a second, those people. So let me ask people why?
先别放下手,你们为什么这么选
- She's right.- You guys are babies. So, I keep thinking that Eric'sgonna ask me to the prom, and then he just doesn't.
VOA: standard.other
Please stop me if I keep running on.
如果我还继续说,请制止我。
So you followed me. I was trying to keep a distanceunless you needed my help, and then I heard what those low-lifeswere thinking.
VOA: standard.other
For if I say that this is to disobey the god and because of this it is impossible to keep quiet, you will not be persuaded by me on the grounds that I am being ironic.
因为假设我说那是违悖神意,所以我无法保静默,你们不会被我说服,反而会以为我语带讽刺;
Just keep away from me. Don't be such... Don't go.
VOA: standard.other
So I just have to see, oh, here's a D, let me keep looking, D here's an A, keep looking here's a V, here's an I, here's a D and yet, and this is one tidbit we introduced a week or so ago, how do I now know if I'm just given the address of the start of the string where the end is?
我只需要看到,哦,这里是一个D,让我接着往下看,这里是A,接着这是V,这是I,这是,然而,这是我们一周以前介绍的花絮,如果你给我一个字符串开始的地址,我怎么知道它什么时候结束?
All right? It's now something that I can search in constant time. And that's what's going to allow me to keep this thing as being log.
在固定的时间内搜索,这样就可以让时间复杂度保持在对数级,好的,考虑过了这些。
So let's look at the second example, all right, I keep doing that -- this piece of code from here to here gives me a way of now creating a hash table of size 256.
所以让我们来看一下第二个例子,好的,我继续做那件事,这段代码中从这里到这里,是创建一个大小为256的哈希表。
Basically, keep my covenant, obey me faithfully, that's the conditional.
就是说,遵守契约,对我忠诚,这就是条件。
We're checking the end test and incrementing, actually I was going to, I commented that out for a reason you'll see in a second, but I, normally I would keep this on, which would let me, at each step, see what it's doing. If I ran this, it would print out each step. Which is helping me make sure that it's incrementing the right way.
对不对?进行终结测试然后递增,实际上我要,因为某些你们,马上要明白的原因我把这里注释了,但是我通常会一直这么做,这样能让我看到每一步都做了什么,如果我运行这个程序,它会在每一步都,进行显示,这能帮助我让我确信程序是,在以正确的方式递增。
In this case, it's cutting up from the bottom end, which makes sense because the thing I'm looking for is always bigger than the midpoint and then, I don't know, let's pick something in between. Somebody want-- ah, I keep doing that-- somebody like to give me a number?
排除元素,这是讲得通的,因为我总是找比中点大的元素,那让我们挑一个同,中点之间的元素吧,我再来试试,谁给我个数字吧,我知道你们想给我些其他东西?
And a few seconds later, he says "Mr. Bernstein, you don't expect me to keep my promises, do you?" And Berstein laughs like the little toady that he is and says, "Oh, yes!"
几秒之后他说,伯恩斯丁先生,你不希望我,恪守承诺吧,不是么,伯恩斯丁笑了“
Partly because I think it's a good exercise, but also I don't want this class to be a class where you sit there, with your cup of Willoughby's coffee if needed to keep awake, and you watch me solve models because that's not how you learn.
一方面是由于我认为这是个好的锻炼机会,此外,我也不希望这个课程,变成你们坐在这,用威洛比咖啡来保持清醒,一边看我解决问题,因为你们不应那样学习
All right, so before I begin I just want to say I want to keep this pretty informal so feel free to jump in if you have comments, questions if you disagree with me.
在我开始之前,我想说,不需要那么正式,如果大家有什么见解或者问,如果大家有什么不同意见,希望大家有一些不同的见解。
Because I keep counting down each time around-- mostly I've got to unload this candy which is driving me nuts, so-- thank you.
因为我每次循环b减了,我一共要执行这个循环b次,所以这里我们一共执行了3b次基本操作。
Here's what I do. I change-- oops! Let me do that this way-- I change last to here, and keep first there, and I throw away all of that. All right?
接下来,我来改过来,此时这里是last,first位置没变,把这些都擦掉,好?
One thinks, in a way, of Welles' line in The Third Man : when he looks down from above and says, "If I gave you 20,000 pounds for every dot that stopped moving, "? would you really tell me to keep my money?"
从某一层面看来,可以假想,Welles,在《黑狱亡魂》中的台词,当他从高处往下看并说,“如果你干掉一个在下面走动的人,我就给你,20,000,英镑,你拒绝得了吗“
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