In object-oriented programming (OO) there are two pivotal concepts: classes and objects.
面向对象编程(object - oriented programming,OO)中有两个关键概念：类和对象。
The essential overview of all PHP's object-oriented features classes and objects (PHP V5) can be found in Chapter 19 of the official PHP Manual.
PHP的所有的面向对象特性类和对象 (PHPV5) 的基本概述可以在官方 PHP手册中的Chapter19中找到。
Since we are doing an object-oriented software system, the behavior of our use case must be carried out by the classes and objects in our system.
由于我们是在设计一个面向对象的软件系统，我们的用例行为需要由我们系统中的一些对象和类来执行。
You can cache any kind of data, including full object graphs, custom classes, maps, and arrays.
您可以缓存任何类型的数据，包括完整的对象图形、定制类、地图和数组。
This exercise will help you understand how schema components such as object classes, attribute types, and syntax store or represent data entries in an LDAP directory.
这个练习有助于理解模式组件(例如对象类、属性类型和语法)如何在LDAP目录中保存或表示数据条目。
Without a solid background on object oriented design, we can quickly get lost in a world of objects, relations and classes.
如果没有坚实的面向对象设计基础，我们很快就会迷失在对象、关系和类的世界里。
Different implementations use different object classes to specify user and group information, and different ways of defining group membership.
不同的实现使用不同的对象类来指定用户和组信息，并且使用不同的方法定义组成员关系。
By breadth, I mean the features that were beyond the scope of this article, such as abstract classes, interfaces, the iterator interface, reflection, exceptions, and object cloning.
广度指的是超出本文范围的那些特性，比如抽象类、接口、迭代器接口、反射、异常和对象复制。
This lets you avoid the development, deployment, and execution costs of building and manipulating classes in addition to the object instances of those classes.
除了类的对象实例之外，这样做还可以让您避免构建和操作类的开发、部署和执行成本。
There are three types of object classes: abstract, structural, and auxiliary.
对象类有三种类型：抽象、结构性和辅助性。
Events, such as methods or constructor calls, classes or object initialization, and exceptions, are all valid AOP triggers.
事件，例如方法或者构造器调用，类或者对象初始化，以及异常，这些都是有效的aop触发器。
Persistence classes encapsulate access to your persistent stores, including relational databases, flat files, and object bases.
持久性类封装对持久性存储的访问，包括关系数据库、平面文件和对象库。
The mock object classes we have can be reused and enhanced for future tests with minimal effort.
已有的模拟对象类可以再度使用，稍做修改就可以用于未来的测试。
That is, tables map to classes, objects map to rows, and object properties map to columns.
换句话说，表映射到类，对象映射到行，而对象属性映射到列。
In the end, the team ended up switching from object arrays to index arrays and from classes to structs, amongst several other optimizations, for that particular part of the application.
最后，团队采取了多项优化措施，包括针对应用程序的特定部分，从对象数组切换到索引数组，从类切换到结构体等。
Each of these classes is a template, and can be instantiated to contain any type of object.
这些类都是模板，它们的实例都可以容纳任何类型的对象。
You've also learned about core LDAP concepts and terminology, including distinguished names, object classes, attribute types, and LDAP syntax.
还学习了核心ldap概念和术语，包括专有名称、对象类、属性类型和ldap语法。
Object names become element names in the XML produced, and the strings within classes form the element content of the XML.
在生成的XML中对象名变成了元素名，类中的字符串组成了XML中的元素内容。
There is no need to declare classes, and actually, pretty much everything is an object anyway.
无需声明类，因为实际上，每件东西都是一个对象。
See the section called "Overriding Members of Classes and Traits" in Chapter 6, Advanced Object-Oriented Programming in Scala for more details.
参见《第6章-Scala高级面向对象编程》的“重写Classes和Traits的成员”章节获取更多细节。
We’ll revisit these questions in the section called “Overriding Members of Classes and Traits” in Chapter 6, Advanced Object-Oriented Programming In Scala.
我们会在《第6章- Scala高级面向对象编程》的”重写类和Traits 的成员“重温这个问题。
ApacheDS provides complete support for these attribute types and object classes.
ApacheDS对这些属性类型和对象类提供了完整支持。
Qt provides the widgets, the many utility classes, and a core object model.
Qt提供窗口构件、许多实用程序类和一个核心对象模型。
It contains information about the Active Directory schema, which in turn defines the different object classes and attributes within Active Directory.
它包含有关ActiveDirectory架构的信息，该信息又定义了Active Directory内不同的对象类和属性。
The Schema tab displays information about the attribute types, object classes, and data formats that ApacheDS supports.
Schema选项卡显示ApacheDS支持的属性类型、对象类和数据格式的信息。
The Object Tables view contains two sub-views that list all classes and instances of each class in the heap.
ObjectTables视图包含两个子视图，列举了堆中的所有类和各类的实例。
That way, you can import all the classes you define and use the conn object you've built.
这样，可以导入您定义的所有类，并使用已经构建的conn对象。
The list of specific classes and methods available can be seen in Visual Studio's Object Browser.
具体可用的类和方法列表可以在VisualStudio的ObjectBrowser里看到。
Notice that the root org node USES two object classes: top and domain.
注意，or g根节点使用两个对象类：top和domain。
The software reads the IFC schema (.exp files), and from this it reads all the IFC object classes and properties.
软件首先读取IFC模式文件(. exp文件)，接下来读取ifc对象的类和属性。
应用推荐