<Control.Resources> <Button Click="Button_OnClick" x:Key="MyButton"> <Border Margin="10" CornerRadius="4" Background="White" Width="200" Height="200"> <Grid> <…

http://www.java2s.com/Tutorial/Java/0100__Class-Definition/Copyanserializableobjectdeeply.htm http://www.javaworld.com/article/2077578/learn-java/java-tip-76--an-alternative-to-the-deep-copy-technique.html http://javatechniques.com/blog/faster-deep-c…

Extraction from C++ Primer 5th. Editioin 3.2.1 C++ has several different forms of initialization, we should understand how these forms differ from one aother. When we initialize a variable using =, we are asking the compiler to copy initialize the ob…

http://stackoverflow.com/questions/18526909/whether-i-should-use-propertynonatomic-copy-or-propertynonatomic-strong-fo 'copy' will cause the setter for that property to create a copy of the object, and is otherwise identical to strong. You would use…

iOS5中加入了新知识,就是ARC,其实我并不是很喜欢它,因为习惯了自己管理内存.但是学习还是很有必要的. 在iOS开发过程中,属性的定义往往与retain, assign, copy有关,我想大家都很熟悉了,在此我也不介绍,网上有很多相关文章. 现在我们看看iOS5中新的关键字strong, weak, unsafe_unretained. 可以与以前的关键字对应学习strong与retain类似,weak与unsafe_unretained功能差不多(有点区别,等下会介绍,这两个新 关键字与…

Object类 java.lang.Object java.lang包在使用的时候无需显示导入,编译时由编译器自动导入. Object类是类层次结构的根,Java中所有的类从根本上都继承自这个类. Object类是Java中唯一没有父类的类. 其他所有的类,包括标准容器类,比如数组,都继承了Object类中的方法. Object类中的方法 构造方法:public Object() 文档中的类概览: Java中的每个类都具有定义在Object类中的这些方法. protected Object cl…

/* * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.lang; /** * Class {@code Object} is the root…

Copy – 复制对象 作用:提供一些函数,可以使用浅副本或深副本语义复制对象. copy模块包括两个函数copy()和deepcopy(),用于复制现有的对象 1.  浅副本 copy()创建的浅副本(shallow copy)是一个新容器,其中填充原对象内容的引用.建立list对象的一个浅副本时,会构造一个新的list,并将原对象的元素追加到这个list. import copy class MyClass(object): def __init__(self,name): self.nam…

java.lang Class Object java.lang.Object public class Object Class Object is the root of the class hierarchy. Every class has Object as a superclass. All objects, including arrays, implement the methods of this class. Methods  Modifier and Type Method…

/* * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.lang; /** * Class {@code Object} is the root…