尝试操作一下样例应用程序，亲自体验一下使用Joda 计算任何日期是多么有趣。
Play with the sample application to see for yourself how much fun calculating any date can be with Joda.
“你不能轻易地切换，从军事操作一下子跳到民事操作，这里需要一个转换，我们正在努力转换，”他说。
"You can't flip a switch and go from a military operation to a civilian operation; there has to be a transition and we're working on that transition," he said.
事实是——数据只有在运算过程正确的时候才可靠，在商业里，操作一下运算过程数据就没那么可靠了。
The truth is that numbers are only as precise as the process that delivers them and in business, that makes them imprecise.
一点小小的复杂工作并不会难道任何人，除了我的叔叔Murray，但我想他更多的是在抱怨它而不是去试着操作一下。
A little hard work never killed anyone, except my Uncle Murray but I think it was more his complaining about hard work that did it.
我们来执行一些基本的XML创建、获取、更新和删除(CRUD)操作，体会一下如何管理XML数据。
Let's perform some basic XML Create, Retrieve, Update, and Delete (CRUD) operations to get a feel for how to manage XML data.
前面我们讨论了服务的总体设计方面的问题，接下来就要讨论一下各个服务操作的设计了。
Having considered the overall design of services we can now move to consider the design of individual service operations.
现在，我们比较一下这三种操作系统提供的虚拟化功能。
Now, let's take a high-level look at the virtualization capabilities available on the big three.
现在，在深入钻研架构之前，让我们先看一下DRBD 的操作。
Now, let's look at the basic operation of the DRBD prior to digging into the architecture.
而这个笔记本将会运行在大家熟知的名为Chorme一种精简的操作系统上——你可以想象一下，网络浏览器并不在你的桌面上，而它本身就是你的桌面。
It would run on a stripped-down operating system known as chrome-imagine a Web browser that isn't on your computer's desktop, it is your computer's desktop.
这个Web服务是一个基于 .NET的 Web 服务，这可以让您体会一下PHP的互操作特性。
This Web service is a .NET-based Web service that lets you experience the interoperability features of PHP.
在继续后面的操作之前，要设置一下运行例子的环境。
Before we move on, let's set up the environment in which the examples can run. The example assumes the Microsoft Windows operating system running Lotus Notes 6.5.
首先，在MonoDevelop中新建一个MonoTouchiPhone解决方案，命名为Example_HelloWorld_2(如果你忘记如何操作可以参考一下第一篇文章)。
First, create a new MonoTouch iPhone solution in MonoDevelop and name it Example_HelloWorld_2 (refer to the first article if you've forgotten how to do this).
但是在这样做之前，我们先来演示一下断开与数据库的连接然后执行离线连接操作的能力。
But before we do, this, we will demonstrate the ability of being able to disconnect from the database to perform an offline join operation.
我们将介绍启动链中的几个主要函数，并解释一下到底在进行什么操作。
I walk through some of the major functions in the boot chain and explain what's happening.
如果我们想要让数据变得更加精确，那么我们就必须考虑一下分配给这种方法的操作者的使用频率。
If we want to make the data more accurate, we have to consider the utilization rate of the contributors assigned to this approach.
现在看一下这三个新操作符，以及它们与xml索引在执行计划中是如何工作的。
Now take a look at the three new operators and how they work together with XML indexes in a query execution plan.
操作系统将增加撤销手势，用户只需震动一下手机就可以撤销最后一步操作。
The operating system will also feature an undo gesture, which will undo the last action by shaking the phone.
重复此操作，直到逐个删除和重新启动所有的进程，自己验证一下该进程的每一步中的数据都没有改动。
Repeat this until you've killed and restarted them all one by one, proving to yourself that the data is intact at each step in the process.
注册页面上一下子提供了每种可能的操作导航，并且登陆页面上右边的广告比登陆表单还要突出。
The registration page offers every possible navigation option at once. And the login page has outstanding advertisements right next to the login form.
现在让我们看一下如何将个别寄存器作为操作数的约束指定。
Now let's take a look at how to specify individual registers as constraints for the operands.
要更好地理解这些操作的工作原理，练习一下前面提供的示例将很有帮助。
To better understand how these operations work, it helps to walk through the example given previously.
注意在同一下允许多个标签，会导致每用户操作出现多个数据库事务。
Note that multiple tags are allowed under the same, resulting in multiple database transactions per user action.
可以通过一下操作来实现，将概要文件图标拖拽到您刚才创建的目录上，如图11所示。
To do this, drag the Profile icon onto the category that you just created, as shown in Figure 11.
发起了一项搜索操作之后，你一定要研究一下窗口左侧的浏览窗格，以便改善搜索。
After you initiate a search operation, be sure to investigate the Explorer pane on the left side of the window for ways to refine your search.
比如，为屏幕保护程序设置解锁代码并在接近电脑的时候吹一下口哨——再无需烦人的密码键入操作。
Set up an unlock code for your screensaver and whistle as you approach your desk — no more bothersome password typing.
现在，您可以简单地测试一下此服务，以确保它部署正确，并处于可操作状态。
You can now briefly test this service to make sure it is deployed properly and operational.
我将首先解释一下操作系统和底层硬件给本机内存带来的限制。
I'll start by explaining the limitations on native memory imposed by the OS and the underlying hardware.
如果您花一个下午研究一下脚本编程和您的日常操作，很快就会发现许多任务都可以通过脚本轻松地得到简化。
If you put an afternoon into playing around with these, you'll quickly find that dozens of tasks that you wish someone would have written a program for are easily within your grasp.
我们主要关注扩展JAAS的授权组件，但开始我们先简要概述一下 JAAS 认证，紧接着看一下一个简单的 JAAS 授权操作。
We're concerned mostly with extending the authorization component of JAAS, but we'll start with a brief overview of JAAS authentication, followed by a look at a simple JAAS authorization operation.
我们主要关注扩展JAAS的授权组件，但开始我们先简要概述一下 JAAS 认证，紧接着看一下一个简单的 JAAS 授权操作。
We're concerned mostly with extending the authorization component of JAAS, but we'll start with a brief overview of JAAS authentication, followed by a look at a simple JAAS authorization operation.
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