查询词典 null

They share a certain similarity with the Null Object pattern in that they are purposefully not meant to work.

它和 Null Object 模式有很多相通之处，那就是它们不是为做事情而设计。

It is possible that the programmer intended to check to see if the object was null.

可能是，程序员打算去检查，object对象是不是null。

If we now rerun the code to traverse all cars and their sensor readings, we are again confronted with the same problem that we had before, we end up with some leaves of our object graph being null.

如果我们重新运行代码来遍历所有的赛车以及它们的感应器读数，那么我们将遭遇和前面一样的问题，我们获得的对象图表中的某些叶子节点为null。

Returns the value of the named attribute as an Object, or null if no attribute of the given name exists.

返回name指定的属性值为一个对象，如果指定属性不存在，则返回null。

Nbsp;If we now rerun the code to traverse all cars and their sensor readings, we are again confronted with the same problem that we had before, we end up with some leaves of our object graph being null.

如果我们重新运行代码来遍历所有的赛车以及它们的传感器，那么我们将遭遇和前面一样的问题，我们获得的对象图表中的某些叶子节点为null。

Always provide a null lease for a singleton object.

总是为一扎对象提供一个null租约。

The last item in the list would point to NULL as it's the next node, so you'd know you're done.

列表中的最后一个项目将指向NULL作为它的下一个节点，所以你知道你这样做。

This will point to NULL or the end of the string if there's no more break.

如果没有更多的break，它将指向NULL或者是这个字符串的尾部。

For every entry point left null, the operationis considered unsupported.

对于没一个保留null的入口点来说，它的操作被视为不被支持。

Therefore, it is easy to detect the use of a NULL pointer.

因此，很容易去检测NULL指针的使用。

I use an example quoted by Hu Jiaqi:"It is reported that America separates the DNA of a kind of virus by making use of genetic technology and combines it with another kind of DNA. Finally, they get a kind of virulent biological agent called a "pyrotoxin". Someone discloses in private that 20 grams of such a kind of biological agent could result in the global death of 6 billion people due to infection."

我在这里例举胡家奇所引用过的例子："据报道，美国利用转基因技术，将一种病毒的DNA分离出来，与另外一种DNA进行结合，拼结成一种剧毒的"热毒素"生物战剂，且私下有人透露，这种生物战剂只需20克，就可以导致全球60亿人全部感染死亡。"

Waiting, for the queers and the coons and the Reds and the Jews.

等待着疯子和黑人还有红色共产主义者还有犹太人