All pieces, classical or pop, one way or the other, end on the tonic.
所有乐曲,无论是古典或流行,无论用什么办法,都终止在主音上
It's a huge warehouse full of amazing pieces which they pick up from all around the world.
它是个很大的仓库,装满了神奇的东西,它们是从世界各地收集而来的。
All right, those pieces of code inherently involved something that does depend on the size of the input, or on the particular input.
好,这些代码,肯定会涉及到一些,与输入的大小相关的东西,或者说与特定输入相关。
Now another approach would be to take pieces of the pancreas that already have all that capability within them.
现在还有一种方法就是,取一部分健康人的胰脏,移植到糖尿病患者体内
You begin to realize that all of these big seemingly complicated pieces of software in websites that you use, if you just hone in on little pieces of them at a time and you realize oh I can do that and oh I can do that.
你开始意识到,你所登陆的网站上这些大而复杂的软件,如果你只对其中的一小块代码进行研究,你就会发现,哦,我也可以来做这个。
Well, I think I have several responses, all of which are just maybe pieces of responses.
我想我有一些回答,都只是零零碎碎的回答。
And immediately, it composed of all the very same pieces that made up my watch.
但其实,这只手表的所有零件都是,原来的。
So when I do the analysis, I want to think about what am I doing here, am I capturing all the pieces of it? Here, the two variables that matter are what's the length of the list, and how many times I'm going to search it?
这里,要关注的,两个变量是列表,的长度以及我要搜索的次数,这种情况下,这个算法赢了?
And immediately, all these pieces are in the very same order as my watch.
所有零件都是按原来的次序,组合装好的。
Once you know what pieces to look for, what mental constructs to reach for, can you realize all right I want to make some dancing figures go back and forth, I need to loop this way and loop this way and check if I'm on the edge and so forth.
一旦确定需要查找的部分,想要达到那种层次,你是否意识到,我想做出一些可以来回走动跳舞的人,我需要按这种方式那种方式让它转圈,并检查我是否,到了屏幕的边缘等等。
Good programming style. All right? Things that we ought to do, as you put these pieces together in order to give you really good code.
优秀的编程风格,对不对?,为了得到真正优秀的代码,我们在把代码放到一起的时候。
And that's a wonderful thing to have because it gives you that modularity, that encapsulation that basically says, when I create a point, the only way I can get at the values, is by using one of the defined methods, in this case it could be Cartesian, Cartesian and get all the pieces of that.
这是很棒的一件事情,因为它让你有了,模块性以及封装性,这基本上也就是说,当我创建了一个点,我能够得到它的值的唯一的方式,就是用一个定义好的方法,在这个例子中也就是。
and he cleans all the pieces embosses them and polishes them and then reassembles the whole thing and a week later I come back and ask "Where is my watch?" And he hands it to me.
他擦干净所有零件,把它们雕琢好,擦亮,他将所有零件重组,一周后我回来问他,“我的手表呢?,“他交给我。
And I can obviously do the other direction which is I can say skip to index 2 and all the remaining pieces. This lets me slice out, if you like, the front part or back part or a middle part of the tuple as I go along.
很明显我可以从索引2开始切片,所有剩下的元素,这可以让我2,如果你喜欢我这么说的话,取得元素的前面的或者后面的,或者中间的部分。
Well, break it down into pieces. Suppose x is positive. Does it terminate? Sure. All right?
好,分开来讨论,假设x是整数,程序会终结么?肯定会的对不对?
Another approach which is still investigational, in that it's being tried for many diseases but not yet clinically used in any particular one, is maybe you don't need to introduce a whole virus or pieces of a protein at all.
另一种方法目前仍处于试验阶段,该方法即将试用于许多疾病,但还没有对某一特定疾病进行临床试验,那就是无需引入整个病毒,或者根本不用引入蛋白质片段
What's the point? Again, you can have things that are syntactically legal but not semantically meaningful, and static semantics is going to be a way of helping us decide what expressions, what pieces of code, actually have real meaning to it. All right?
重点是什么?重申,你可以有东西在语义结构的逻辑上有意义,但是在语义上无意义,而static语义,将是一个帮助我们,决定哪些表达,哪部分的代码实际上,有意义的途径,好么?
Is the first part. That says, I took the branch through here that eventually got to the end and said, there wasn't a solution, in which case I'mgoing to print out, there ain't no solution, otherwise I'll print out the pieces. All right, let's check it out. Ah, what did I say?
我是否返回了特殊的none值?是第一部分,这里的意思是我从这个分支,走到这儿最终走到最后,并告诉我这条路没有解决方案,也就是我想要打印的结果,没有符合的结果,否则我会把它们输出来?
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