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There are all sorts of security problems. And then there are problems that we in the West would perhaps regard as a little less legitimate, like the simple desire of authoritarian governments to keep tabs on what their people are thinking and doing.
VOA: standard.2010.08.11
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And I want to show you a little bit more detail of that, so let's create a simple little list here.
我还想给你们再讲详细些,那让我们来创建一个简单的列表吧。
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Although some of them are a little obscure, basically they're pretty simple.
虽然它们中的有些有点模糊，但事实上，它们非常简单。
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The simple city is little more than a combination of households designed for the sake of securing one's existence.
简约之城,大概等同一些家庭的集合,是为着确保其人生活而设计。
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Last thing to say is why would you want to have exceptions? Well, let's go back to that case of inputting a simple little floating point.
最后要讲的是为什么有异常处理？,回到输入一个简单的小浮点数的例子,如果我期望主要是。
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So I am going to on the fly write a very simple little main program that just illustrates some of the syntax that we can then visualize more interesting.
我很快的写了一个很简单地小程序,来说明一些语法,我们使它变得更有趣些。
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Now let's go on to another thing that we'll want to be doing here and that I guess is taking a little bit of rhythmic dictation, writing down some simple rhythms.
现在咱们来做另一件事,我觉得咱们得做点节奏的听写,写下一些简单的节奏
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And I think this is best illustrated by giving you a simple little piece of code.
我认为给你看一段简单的代码,可以很好的说明这个问题。
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Right, and just to get a sense of this, let's look at a simple little example, so on your hand-out, you'll see I've got a little piece of code that says assuming I've got one of these points, I want to do things with it, for example I might want to add them together.
这些数组中的一个，你怎么能够知道，它是哪种类型的呢？,你怎么知道它是以笛卡尔坐标,表示的还是以极坐标,形式表示的呢？,你没有可以用来区分的东西，你没有说明这种信息,聚集实际上的意义。
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And so can we do a little sanity check with the simple case here?
对这个简单的例子我们能不能做完整性检查呢？
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But that merging process only takes N steps, N*log N so that's N times log of N. Now, it's a little tricky to reason through this perhaps the first time, let's just take a very simple example and see if we can do a little sanity check here.
但这个合并过程只需要N步，所以时间复杂度是,第一次对此进行推论可能会有点儿棘手，我们举一个简单的例子,看看我们能否做一些完整性的检查。
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Well, let me start with a simple little example.
那么让我们从一个简间的小例子开始。
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I think the easiest way to look at what this does, is let's take a really simple example- I want to make sure I put the right things out- I've got a simple little list of values there.
到底做了什么，就是让它跑一个简单的例子，我想要确信我找到了正确的元素-,这里我用一个简单的小的列表-,如果我去代码里面看。
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So let me just to try something a little more interesting, and then we'll get to writing some simple programs.
让我们来试试更加有趣的,一些事情吧，然后,我们再去写一些简单的小程序。
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I know it looks like a simple and silly little example, but at the moment, I still have the ability to go in and change the values of the parameters by that little definition.
很简单的有点儿蠢的例子,但是现在，我还是可以通过，一个简单的定义声明，来进去改变参数的值,这样就没意义了,这是因为我并没有用一些。
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OK. Now, that's a nice simple little test, let's look at a couple of other examples to get a sense of what this will do.
好，那么这是一个很好的小测试，让我们看看其他的一些例子,来明白这个主要用来做什么的。
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