If you do what you like, then you know how it feels to be calm, relaxed and balanced.
当你在做你所喜欢做的事情时，你就能够体会到什么叫平静、放松和平衡。
So, how do you know what to ask and when?
所以，你怎么知道何时该如何向面试官提问呢？
How do you know what to buy, though?
但是，你怎么知道该买哪份报纸呢？
And how do you know if or what they are interested in?
而且你如何才能知道他们是否感兴趣或者对什么感兴趣？
"And how do you know that we like what you lot buy?" he retorted.
“你怎么知道我们会喜欢你买的那些东西？”他反驳道。
If you know at the beginning what the system needs to do and how it needs to do it, you can do most (if not all) your design up front.
如果您在刚开始时就知道系统需要做什么以及它需要如何做，您就可以预先进行大部分(如果不是全部)的设计工作。
Problems arise because we often do not know what data to capture and, after you capture it, how to analyze it.
问题又出现了，因为我们经常不知道去捕捉什么数据，在捕捉数据以后，怎样来分析它。
If you do what you like then you know how it feels to be calm, relaxed and balanced.
当你在做你所喜欢做的事情时，你就能够体会到什么叫平静、放松和平衡。
So the question remains: How do you know what to measure?
因此留下的疑问是：您怎样知道去度量什么？
So, storing data and getting results is easy, but how do you know what data to store, and where to store it?
看起来存储数据和获取结果很简单，但是如何知道要存储什么数据，应该存储在什么地方呢？
How do you know what the pattern would be like for different locales?
您知道对于不同的场所模式会是什么样的吗？
You know what the API will return, but how do you call it?
我们知道了API将要返回的内容，但如何调用它呢？
How do you know what properties and names to supply?
您如何确定要提供哪些属性和名称呢？
Something wrong with that argument, your intuitions, your rational intuitions are telling you what you need to know but what you do in these classes is learning how to make explicit intuitions.
你的论点，直觉和理性的直觉就有毛病了，告诉你你需要知道什么，但是你在这些课上做的是学习，怎样做出明晰的直觉。
People believe you're competent when they think you know what to do and how to do it.
只要人们认为你知道该做什么和如何做好，人们便会相信你能够胜任。
Unless you tell them what to do they're not gonna know how to do it.
除非你告诉它要做什么，它自己是不知道做什么的。
Often you simply do not know what users will do or how often they will access the site, and so sometimes it ends up really being a best guess.
通常，您根本不知道用户将要做些什么，或者他们以怎样的频率来访问该站点，因此有些时候，它真的是让人难以猜测。
How do you know what properties are supported by your provider?
如何知道所使用的提供者支持哪些属性呢？
How do you know what the problem is?
那么怎样才能知道问题出在那里呢？
How do you know what software you really need?
如何才能知道真正需要什么软件？
You want to know what you did to deserve this, and how anyone could possibly do such a thing before you had a chance to accomplish the things that mean so much to you.
你想知道你做了什么要受这样的惩罚，在你有一个机会完成对你意义如此重大的事情之前，无论是谁怎么可能做这样的一件事。
Depending on what kind of chemistry you go in to, you might accidentally memorize parts of the table, which is fine, but what you really want to know how to do is know how to use the periodic table.
取决于你今后从事哪个方向的化学研究，你可能会不经意地记住周期表的某一部分，这就够了，但是要注意，你真正需要知道的是如何使用元素周期表。
Okay, yes, you're making stuff up, and that's what you do when you create On the other hand, how do you know what kind of birthday presents you Mom would like?
好吧，是的，你的确是在编造，但那就是你创造时做的事情，从另一方面来说，你怎么知道你妈妈会喜欢哪种生日礼物？
More importantly, how do you really know if what you've tuned has helped the bottleneck without looking at the data?
更重要的是，如果不观察数据，您如何能确实了解所作的调整是否有助于解除瓶颈？
What do you know about how others perceive you physically?
你对别人是怎样看待你生理上的特点有多少了解？
With so many ways to run a program, how do you know what you're actually executing?
要运行一个程序可以使用许多方法，如何了解实际执行的是什么命令呢？
How do you do that when you don't know what the risks are?
当你不知道到底有什么风险的时候应该怎么做？
The descriptions, however, by intention do not try to teach you basic concepts — they assume you basically know what you are doing, and just need to refine how you do it.
但是，这种描述的目的不是教会您基本概念—它们假设您基本知道要做什么，并只是需要改进如何做。
The descriptions, however, by intention do not try to teach you basic concepts — they assume you basically know what you are doing, and just need to refine how you do it.
但是，这种描述的目的不是教会您基本概念—它们假设您基本知道要做什么，并只是需要改进如何做。
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