The Objective-C language and runtime.
Objective - C语言及其运行时。
A UML Profile for modeling objective-c.
为Objective - C建模提供一个UM l概要文件(profile)。
In Objective-C, each class has two files.
在Objective - c中，每个类都有两个文件。
This is borrowed directly from Objective-C.
这是直接从Objective - c借用的。
There are two types of methods in Objective-C.
在Objective - c中有两类方法。
Once the workbench is running you need an Objective-C model.
一旦工作台运行起来，您就需要一个Objective - C模型。
Objective-J is a new programminglanguage based on Objective-C.
Objective-J是一个基于Objective-C的新式编程语言。
Objective-J is a new programming language inspired by Objective-C.
Objective-J是由Objective-C激发的一种新编程语言。
Objective-C originally didn't come with much of a standard library.
Objective - c原本没有很多标准库。
This means being willing to write Objective-C code in the XCode IDE.
这意味着，你必须“愿意”在XCodeIDE中编写Objective - C代码。
The front end saw a number of updates, including support for Objective-C++.
前端有很多的更新，包括对 Objective-C++ 的支持。
In Objective-C, you can put anything into array — even mix and match objects.
在Objective - c中，您可以将任何东西放入数组—甚至混合和匹配对象。
For many developers, learning Objective-C was seen as a huge barrier-to-entry.
对于很多开发人员，学习Objective - c被看作是一个巨大的障碍。
After all, Cocoa is a desktop application framework written entirely in Objective-C.
Cocoa都是完全用Objective - c编写的一个桌面应用程序框架。
If you've ever done any Objective-C development, this technique should look familiar.
如果曾经从事过objective - c开发，那么应当对这个技巧感到熟悉。
Objective-C — being C-based — USES pointer types, which are not easily modeled in UML.
基于C的Objective - c使用指针类型，UML中则没有。
Objective-C was created back in 1986, but was a very niche language for much of this time.
Objective - c创立于1986，但是当时很小众。
The image requires some updates to bring in the multi-touch logic, and the Objective-C bridge.
更新一下映像，就可以引入multi-touch逻辑以及Objectiv-C的接口。
The Objective-C code makes get requests to the messages.php page to get the latest chat messages.
Objective - c代码向messages . php页面发出GET请求，以得到最新的聊天消息。
Cappuccino introduces its own programming language, Objective-J, that is very similar to Objective-C.
Cappuccino引入了自己的编程语言objective - j，它非常类似与Objective - c。
Because they're built in Objective-C, an obscure programming language that can be difficult to learn.
因为Objective - C语言是一门晦涩难懂的编程语言，很难学习。
The application itself is implemented in Objective-C, but USES the objective-git wrapper for libgit2.
该应用本身采用objective - c，但是针对libgit2使用了objective - git封装。
Objective-C only supports single inheritance between classes, while UML supports multiple inheritances.
Objective - C只支持类之间的单一继承，而UML支持多重继承。
With the iPhone, Objective-C becomes front and center to a whole new generation of mobile app developers.
借助iPhone,Objective - c更是成为了全部新一代移动应用程序开发人员的前沿和中心。
In part three, I surveyed the landscape for languages and APIs that could supersede Objective-C and Cocoa.
在第三部分，我评述了那些有可能超越Objective - c和Cocoa的语言及API。
Just like with Objective-C, you must declare your dependencies for your application to work in Objective-J.
与Objective - c一样，要在Objective - j中工作，必须声明您的应用程序的依赖项。
Which of these scenarios reminds you most of what you know of Apple's attitude towards Objective-C and Cocoa?
你有多了解苹果对Objective - c和Cocoa的态度？以上这些情景会让你想起什么吗？
To create a class called "Sample" in Objective-C, you need to create an header file named Sample.h (Listing 5).
要使用 Objective-C创建一个类 “Sample”，您需要创建一个名为 Sample.h 的头文件（清单 5）。
Matt's examples also show an easy to way use snippets of Ruby code as callbacks for the Objective-C application.
Matt的示例也展示了一种简便的方法，在Objective - C应用中使用一小段Ruby代码来作为回调。
Finally, the traditional Ruby garbage collector was removed and instead we use the Objective-C garbage collector.
最后，传统的Ruby垃圾回收器被移除，我们使用了Objective - c垃圾回收器来代替。
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