As every time we introduce a new programming concept, we'll relate it back, as we have been doing consistently, to defensive programming.
我们每次介绍一个,新的编程概念的时候,就会和以前讲的联系起来,就和我们介绍防卫性程序设计一样。
So it's true. Before, it was like a butcher place where they cut the cows and pigs and everything.
是这样的。以前它像个杀牛、猪等动物的屠宰场。
Those of you more comfortable, rest assured we'll start filling in some gaps before long if you're already familiar with this.
那些程度比较好的同学,我们马上来讲一下以前遗漏的问题,如果你们已经熟悉这门课,那会觉得那容易接受。
Up on the screen, I've got-- I commented it out, but I've got a piece of code that you've seen before, right up here. OK?
我现在在大屏幕上标出来的,是你们以前看过的一段代码,就在这儿?
We're exposed to things that might cause cancer where weren't exposed to them before and so that might be a reason.
我们暴露于可能致癌的物质中,这些物质在以前是没有的,这可能就是原因之一
The other thing you will find on the website are old homeworks, old exams, all sorts of resources, and they are videotaping this.
另一件你们能在网站上发现的是,以前的作业,以前的试题,各种的资源,他们正在这拍摄。
Higher entropy basically because you're forming molecules of gas where there weren't any before, and there's more disorder in the gas phase than in the liquid. That is, the gas phase molecules have more freedom to roam.
高的熵是因为,我们产生了以前不存在的气体分子,气体的无序程度比液体大,换句话说,气相的分子,有更多的到处游荡的自由度。
If you go into what now is Serbia, there basically was Belgrade, which was a small place.
如果你到了现在的塞尔维亚,那里基本上就是以前的贝尔格莱德,这是一个很小的地方
So in previous definitions, we've seen the qualifier, for all, be on the other player's strategy.
在以前的定义中,“对所有的”这个限定词,修饰的是其他参与人的策略
If seeing the photograph of my friend now can remind me of my friend, it's got to be because I met my friend before.
如果看到我的朋友的照片,就能想起他/她本人,这是因为我以前见过我的朋友
Frankly, I probably knew vaguely about March Madness before?
老实说,我貌似也知道以前的大学生篮球联赛?
But very quickly we go back to our base level exactly where we were before.
但很快我们会恢复基础水平,和以前的我们一模一样。
Okay. So what happened next was he then started to run that faster, twice as fast as it had been before, changing rate of harmonic pattern. Okay?
好的,比以前的快两倍,比以前的快两倍,改变了泛音的方式,改变了泛音的方式,对吧?
I should say it once, that this is now a very controversial subject.
我应该说说以前的时候,这在现在来讲是颇具争议的话题
So, Lewis structures are really a model for a way to think about what the valence electron configuration is, and as I said, it's not based on quantum mechanics, it's something that Lewis observed far, far before quantum mechanics were discovered.
路易斯结构实际上是一个用来考虑价,电子排布的模型,而就像我说的,它并不以量子力学为基础,而是路易斯在以前发现的,在量子力学出现很早前。
Sure. I used to read when I was a student every day.
当然了。我以前上学的时候,每天都会看这份报纸。
Early books were all scrolls.
以前的书都是卷轴。
But focusing on things that are sustainable and scalable so that when we launch more schools or go into the next market or whatever we do, we're going to set ourselves up to have the same success that we've had without hurting our self in the current position.
还要关注可持续发展的事物,以及规模容易扩大的事物,当我们向新的学校扩展时,或是进军新市场时,目标就是获得,跟以前一样的成功,并且不破坏现有的水平。
so for about six, oh, no, it was nine hours a day, it's a long time ago.
每天要上六个,噢,不是,是九个小时的课,这都是很久以前的事情了。
I was with some friends of my mother long ago, and I remember looking at that and just thinking.
我是和我母亲以前的朋友们一起,我记得自己看着它沉思
It's not something you're going to go back and remember it's an opposite side, it's an adjacent side.
不应该再去翻以前的课本,还去回忆哪个是对边,哪个是邻边
I went to see a rich girl I knew. In the morning she pulled a hundred-dollar bill out of her silk stocking and said, "You've been talking of a trip to Frisco. That being the case, take this and go have your fun." So all of my problems were solved.
我去看望我以前认识的一位有钱的姑娘,到了早上,她从丝绸钱袋里取出一张100元的支票说:,“既然你那么向往到圣弗兰西斯科的旅行,拿着这个去寻找你的快乐吧“,这下我的问题全部解决了。
This had never happened in an English class before.
这种情况在以前的英语课上从来就没发生过!
Constant. Ooh, constant says, no matter what the length of the list is, I'm going to take the same amount of time.
这个算法用的时间是相同的,我不这么认为,如果我们创建一个十倍于以前大小的数组。
I'm not quite sure,because we have to turn to a metaphysical question that we've touched upon before,namely,can souls split?
我不太确定,因为要先提出一个以前说过的,形而上学的问题,就是,灵魂可以分裂么?
So the end result, because someone wrote this function years ago is that printf takes this thing, takes this thing, David plops David inside the middle of that formatted string and then renders the whole result.
基于这是某人多年以前写的程序,最终的结果是打印出这个,这个,在格式化字符串中间的,然后返回结果。
Well, this is ridiculous because people were making cannons long before 1840.
当然了,这个故事毫无道理,因为人们制作加农炮还是1840年以前的事情了。
And I want you to get used to this, that colon is important, it identifies the start, and then the set of indented things identify all the things at the same level, and when we reset back to the previous level, that's when we go back to where we were.
我希望大家熟悉这个结构,冒号很重要,它定义了开始的地方,然后缩进号代表着,同样一层的对象,当我们到了,不缩进的地方的时候,也就到了以前的状态。
We do encourage it, however, and in general, I find you don't have to give up that old team, you can keep your old team, even if it's teams I won't name, just keep them to the side.
我们鼓励这种做法,然后,通常我发现你们,不会放弃原来支持的球队,你们可以继续支持以前的球队,即是它我不会提到的球队,先把它们放到一边。
应用推荐