查询词典 static object

This is really no different from code that tests whether an object reference is null before calling a method on the object, it just so happens that we're dealing with events here.

对于任何首先检查对象是否为null，再在对象上调用方法的代码而言都是这样，处理事件时也不例外。

When an attempt to access an object is made, and the reference to that object is null, a NullPointerException will be thrown.

当创建了一个试图访问一个对象和空对象的引用时，一个NullPointerException将被抛出。

Of zero, or the Null object None.of zero, or the Null object None.

空对象、值为零的任何数字或者Null对象 None的布尔值都是False。

Tip: objects from one object into another object of the animation is broken, and then make the shape of animation, such as the starling Network 2, respectively, in accordance with Ctrl + I key into a flower and a figure Figure Figure , after breaking into the shape of animation, there will be a flower into a human animation effects; other appropriate increases can change the shape of key-frame animation of the change process.

小提示：从一个物体变成另一个物体的动画都是将物体打碎，然后做成形状动画，例如八哥网在两帧中分别按Ctrl+I键导入一幅花朵图和一张人物图，打碎后做成形状动画，就有了花朵变成人的动画效果；另外适当增加关键帧可以改变形状动画的变化过程。

To win the game, you must occupy more cells than your A cell is occupied when it is hit with an object ball or with the cue ball, but only after it touches at least one object ball.

赢了这场比赛，你必须占领更多的细胞比你的对手。一个细胞时，它是被占领的物体击中球或主球，但只有在它涉及至少有一个目标球。

Object n.I saw an object in the distance, but I don't know what it is.

我看见远处有一个物体，但弄不清楚那是什么。

It's the ratio of the overall distance an object travels and the amount of time that the object travels.

平均速度是一个很有用的值，它等于物体行进的全部距离与行进时间之比。

For example, the Engines object accepts a direction and distance to travel, and then asks the Quadrant object to move it.

例如，发动机对象接受的方向和距离的旅行，然后要求象限对象，将其移动。

One or more object storage targets that store file data on one or more object storage servers.

一个或多个对象存储目标存储文件数据的一个或多个对象存储服务器

Second, the file system object and the information regarding the file system object are stored.

第二，存储文件系统对象和关于文件系统对象的信息。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。