By Europe's standards, the US is grappling with a high-class problem.
按欧洲的标准，美国正在设法应对一个高级问题。
All right. So let's do an in-class problem, and this will be done with zinc.
好的，让我们做一个课堂上的问题，这个问题需要用锌来完成。
Accessors reduce the risk of the fragile base class problem where changes in a superclass ripple throughout its subclasses.
读写方法减少了超类中的更改影响到其子类的这种脆弱的基类问题所带来的风险。
Despite the complexity of the financial state of real world, a two-class problem has usually been considered to tackle this classification task.
尽管现实中企业的财务状况复杂多样，人们往往将财务预测当作两分类问题来解决。
Its economic future inspires angst: the country has a fiscal problem, a growth problem, and, perhaps most intractable of all, a middle-class problem.
美国的经济未来让人焦虑：这个国家现在有财政问题，增长问题，还有可能使最顽固的问题，中产阶级问题。
This paper mainly dissertates the definition of the nation and class, indicating that nation problem and class problem tie in each other as well as different.
本文通过民族与阶级概念的界定，指出了在阶级社会里，民族问题与阶级问题既相互联系又相互区别，民族问题的实质是阶级问题。
This thesis construct an characteristic-like function and find a special matrix, transforming BSS into eigenvalue decomposing problems to solve a class problem of linear mixture.
本文构造了一个类特征函数，找寻了一个特殊矩阵，将BSS问题转化为此矩阵的特征值分解问题，解决了一类线性瞬时混合盲分离问题。 匆。
Obviously, to fix this problem, you must avoid the cyclic class hierarchy.
显然，要修复这个问题，必须避免循环的类层次结构。
This becomes more of a problem when colleges don't talk about the class advantages and disadvantages of different groups of students.
当大学不对不同学生群体的阶级优势和劣势进行探讨的时候，问题就更大了。
And this becomes more of a problem when colleges don't talk about the class advantages and disadvantages of different groups of students.
当大学不探讨不同学生群体的阶级优势和劣势，这就成了一个更大的问题。
Problem is, the only exception I catch is the base class.
现在的问题是，我只能捕获基类这个异常。
But as the semester progressed, I began to detect a problem with the class.
但是随着学期的深入，我慢慢发觉，这个班级有一个问题。
To solve this problem, create a separate class for each variable you need to save, naming the class as the variable name you need to reference in subsequent tests.
为了解决这个问题，为您需要保存的每一个变量创建一个单独的类，给类命的名要参考在随后的测试中您需要应用的变量名。
Then you can continue narrowing down to determine which package, class, and, finally, which method is causing the problem.
然后您可以继续进行分析，把范围缩减到哪个包、类，直到找到导致问题的方法。
The second problem occurs when the class you are trying to use is found, but one of the classes it imports is not found.
第二类问题发生在找到了您正试图使用的类，但没有找到它所导入的某个类时。
Many developers find constraint violations to be a difficult type of class loading problem to resolve.
许多开发人员发现约束违反是一种很难解决的类装入问题。
To solve this problem, another class of business processes, which are long-running, can be used.
为了解决这个问题，需要使用另一种长期运行的业务流程类别。
Patterns in the broadest sense can also be applied to a particular class of problem — when transforming an input to an output.
模式从广泛意义来讲也可以运用到问题的特殊类别——当转换一个输入为输出时。
The more serious problem is the potential for polymorphic recursion in class definitions.
更严重的问题是类定义中可能存在多态递归。
He implements a new class in the API to solve the problem.
为了解决这个问题，他在API实施了一个新类。
The object-oriented solution to such a problem is the factory class.
针对这类问题的一种面向对象式解决方案是使用工厂类。
Two young women in Ireland were studying the problem in physics class.
在爱尔兰的物理课上，两名年轻女性正在研究这一问题。
As we saw in the previous section, a huge problem in class design that makes testing difficult is having to initialize all sorts of objects that aren't required for your test.
正如我们在前一节介绍的，造成测试困难的大量类设计问题都集中在初始化各种不需要测试的对象上。
And we want to help you learn how to map a problem into a class of algorithms of some efficiency That's our goal.
学会如何将一个问题，映射到一类，提升效率的算法中去，这就是我们的目标。
And we want to help you learn how to map a problem into a class of algorithms of some efficiency That's our goal.
学会如何将一个问题，映射到一类，提升效率的算法中去，这就是我们的目标。
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