This combining of data and functions on that data is a very essence of object-oriented programming That's really what defines it.
数据与函数的结合,是面向对象编程的核心,这也就是它的定义。
It has lots of, it is right up against the Hudson River and there are lots of playgrounds for little kids
它面向哈德逊河,也有许多可供小孩儿嬉戏玩耍的游乐设施。
Now these ideas of classes, object-oriented programming, data abstraction, are about 40 years old, they're not new ideas.
面向对象编程的概念,数据抽象的概念,都是40年前就有的老东西了。
What's your... - Well, Outdoor Action is the University's outdoor education program. So we do a big wilderness orientation program in the fall, for about half the incoming freshmen class.
你的,-户外活动项目是普林斯顿,的户外教育项目,我们在秋季,会举办一个大型野外活动的介绍会,面向大概一半的新生。
So in the summer of 2001, we decided to switch gear from a backend technology provider to a front-end consumer-oriented search service.
于是在2001年夏,公司决定从后台技术提供者,转变为直接面向消费者的搜索服务提供方。
If you're a hedge fund, you're not for the public -you're not approved for investing by the public.
对冲基金并不面向公众,无法获得面向公众募资的权利
Now, this is not only a course for English majors, but for other majors too.
开设这门课不仅面向英语专业学生,也是为了其他专业学生。
And so now when I have the list here, let's see, yours is facing this way, so small is gonna be here large is gonna be here.
现在有了这个序列,你们是面向这边的,那小的放这边,大的放这边。
There is the--And, again, this is facing in profile forward.
再说一次,这是面向前方的侧面示意图
Point your face towards the mike. Good.
脸面向麦克风 好的
If I am going to use this for my child Are there different types of children being represented I have several parents who come to me at the regular basis Asking me:"what software is out there that would be fun for my child And is also not biased towards, or just kids of one nationality represented?
如果我买来给我的孩子,这款软件有没有各种不同类型的孩子的形象?,有几位父母经常来拜访我,他们问我说:“现在市面上都有什么好软件,对孩子来说会很有趣,而且没有偏向,或者说不仅仅面向一个国籍的?
PROFESSOR: Last time, Professor Guttag introduced the idea of objects and classes and this wonderful phrase called object-oriented programming.
教授:上节课,Guttag教授,介绍了对象和类的概念以及,面向对象编程这个美妙的短语,这是我今天想继续讲的一个话题。
An investment bank is not a bank that accepts deposits; it doesn't deal with the general public.
投资银行不开设存款业务,也不面向大众提供服务
And today nobody advocates a programming language that does not support it in some sort of way.
今天没有人会推荐一种,不支持面向对象编程的语言。
So in fact what happens inside of an object-oriented system, and particularly in init Python's object-oriented system, is the following.
面向对象系统的内部,尤其是在Python的面向,对象系统的内部的过程,就是如下的,当我们调用,它会去创建一个实例。
The personal income tax is levied on individuals and these individuals have to pay it.
个人所得税是面向个人征收的,并且每个人必须支付
It tells how--there's a conforming loan limit that is a limit on how much Fannie and Freddie -how big a mortgage they can make to one homeowner.
两者都有一个贷款限额标准,也就是限定房利美和房地美,面向单个购房者的抵押贷款额度
There's this weird extra variable in there called self.
好,这是关于面向对象编程,我们需要谈论一点的东西。
They'll say,you're behaving like a public company and you're not public.
证交会会说这是公共券商的行为,但你们不面向公众
It happens to be better suited for manipulating strings than numbers, for example, but it's really a general-purpose language.
例如它恰好,处理字符串,比处理数字更有效率,但是它确实是一种面向面很广的语言。
So what is this all about? What is an object in object-oriented programming?
所以它到底是什么呢?,面向对象编程中的对象到底是什么呢?
Now, this course is primarily aimed at students who have little or no prior programming experience.
现在,这门课程,主要面向零基础,或少量编程经验的学生。
Treasury bills are for serious investors and so they don't come in small denominations.
国库券是面向专业投资者的,所以他们不以小面值出现
As we talk about this, as people talk about this, in the context of our object-oriented programming, they typically will talk about it in terms of message pass, a message passing metaphor.
当我们讨论这个的时候,当人们讨论这个的时候,在面向对象编程的背景下它们往往会,被称为消息传递,也就是传递隐喻的消息。
I'd argue that MATLAB is basically a targeted language it's targeted at matrices and vectors and things like that.
我认为MATLAB是有特定处理对象的语言,它主要,面向矩阵和向量等。
You hear about credit unions a lot because they're in your neighborhood and they're advertising for small depositors, so they're in your face, but commercial banks are actually much more important.
你们常会听到信用合作社,因为它们就在你家附近,它们还面向小额储户打广告,所以比较显眼,但商业银行其实要重要得多
The U.S. Government also issues small denomination debt to individuals to help them called savings bonds, but we aren't talking about those.
美国政府也发行小面值债券,用于面向个人,叫做长期储蓄债券,我们今天不涉及这些
And by that I mean, do the set of primitives support a broad range of applications, or is it really aimed at a very specific set of applications?
也就是说这个基本集合,是不是支持,比较多的程序,或者是不是面向,某一特定种类的程序的?
Traditionally, commercial banks did not deal with the general public; they were for wealthy people and business people.
早期的商业银行并非面向公众,而是为富人和商人提供服务的
Second dimension is, whether this is a general versus a targeted language.
第二个维度是,这个语言的目标群体,是比较大众还是有特定面向群体的。
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