Why is my object value null?

为什么我的对象值的空？

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You can examine the class methods included in the code download for this article to find out more about how each result object value is computed (see Resources).

您可以研究本文的代码下载中包含的类方法，以了解关于如何计算每个结果对象值的更多信息(请参阅参考资料)。

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For the problem of WSN node deployment, this paper's researching approach is a process of optimizing the variable parameter set of object value function and then finding the optimal result.

本文对无线传感器网络的节点配置问题的研究方法是一个对建立的目标价值函数的可变参数集进行优化，从中求得最优值的过程。

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PROFESSOR 2: I just want to maybe mention that in some of the reading, you'll see terms like object equality and value equality, instead of shallow equality and deep equality.

教授2：我就是想提醒下,大家阅读的时候请注意，你们会看到对象相等和值相等,而不是浅意义相等和深意义相等，教授：好，那么，这个对象。

麻省理工公开课 - 计算机科学及编程导论课程节选

Some people like to use shallow and deep, object and value, but they're talking about the same thing, which is it the same object or is it the same, in this case, set of values, depending on what you want to define as you use it.

有些人喜欢用对象相等值相等,但是它们是同一件东西，也就是是不是同一个对象，或者是不是同样的，在这个例子中，是同样的值集合，这取决于当你使用它的时候,想要怎么来定义它。

麻省理工公开课 - 计算机科学及编程导论课程节选

You see an object in motion, you find a and you give a a certain numerical value, 10 meters per second squared.

你看到一个物体在运动,你会发现它的 a,然后给 a 赋值,10 米每秒平方

耶鲁公开课 - 基础物理课程节选

After all, to borrow from a pawnbroker, you must first own an object of value.

ECONOMIST: Why pawnshops' business is booming

We object to high pay for value destruction, high pay for failure, and high pay compared to your peers that is unrelated to outperforming them.

FORBES: The Failure of U.S. Capitalism Is the Shareholders' Fault?

Private companies would be paid bounties out of the fund for successfully removing debris according to the debris-creation-avoidance value assigned to each object.

FORBES: Beware Of Space Junk