有时候，您希望将消息从一个邮箱移到另一个邮箱。
Occasionally, you want to move messages from one mailbox to another.
但是，有时候您需要做一些不同的事情或者排除故障，本文涵盖了其中的一些情况。
Sometimes, though, you need to do something different or troubleshoot problems. This article covers some of these situations.
但有时候您会关心这些问题，特别是在遇到优化或类似任务时。
But occasionally you do care about them, as in the case of optimizations and similar tweaks.
有时候您的程序要从一个不信任的用户处得到数据并把它传给其他的用户。
Sometimes your program will take data from an untrusted user and give it to another user.
有时候，在连接到合作伙伴的系统时，您需要一个联合注册中心服务来定位服务及其绑定详细信息。
Sometimes while connecting with a partner's systems, you need to have a federated registry service to be able to locate the service and its binding details.
除非您进行充分的单元测试，否则有时候很难发现这个陷阱。
Unless you are doing full unit testing, this pitfall is sometimes hard to discover.
但有时候您需要进一步的控制，或者需要完成办公应用程序通常无法完成的处理。
But sometimes you need more control, or you need to do things that are not the typical role for office applications.
有时候您希望删除操作能够实现级联；有时候不希望这样。
Sometimes you want the deletes to cascade; other times you don't.
有时候您希望更改这种顺序或可能希望只为具有NOT NULL约束的列指定值。
Sometimes you may want to change this order or perhaps only specify values for columns that have NOT NULL constraints.
这说明有时候这些原则可能得出互相矛盾的结论，您必须根据自己的判断具体情况具体分析。
This illustrates that sometimes the principles will lead to conflicting conclusions where you'll have to use your own judgment to decide on each specific matter.
有时候您需要沙里淘金，但请坚持寻找-它们早就等在那了。
Sometimes you need to dig around to find the gems, but keep looking — they're there.
基本的东西很好，但有时候还需要点特别的让您身边的同事眼花缭乱的东西，或者需要一点特殊的功能。
The basics are nice, but sometimes you need a little something extra — something to dazzle your cube-mate, say, or maybe you need just some particular bit of extra functionality.
有时候脑袋不想任何事比您脑袋装满东西一样，可以完成或更多地完成工作。
Sometimes thinking about nothing can accomplish as much or more than having your mind full of thoughts.
有时候，控件的方法可以准确的满足您的需要。
当然，有时候您需要从系统收集数据。
Of course, sometimes you need to gather up data from your systems.
有时候您会对一个类熟悉到忘记了它的存在。
Sometimes you're so familiar with a class you stop paying attention to it.
有时候，序列图包含许多您并不感兴趣的情况。
Sometimes, Sequence diagrams contain a lot of detail that you are just not interested in.
有时候，过分热心的c级执行官强迫您回退他们的服务器。
Sometimes, it's forced upon you by overzealous C-level executives who need their servers back up.
有时候，确定项目当前状态的最佳方法是听听人们将告诉您什么。
Sometimes the best way to determine the current status of a project is to listen to what people are telling you.
有时候试图调整您的分区行不通。
Sometimes an attempt to resize your partitions just doesn't work.
有时候，类似这样的图在精化阶段才进行开发，那是非常好的——您的团队需要让它们所处的环境有意义。
Sometimes diagrams such as this aren't developed until the Elaboration phase, and that's perfectly fine — your team needs to do what makes the most sense for the situation that it finds itself in.
有时候，您只需要诚实的告诉他们类似这样的话，“我们依然在工作”或者“你将依然有工作”。
Sometimes, you just have to be honest and say something like "We will still be in business" or "you will still have a job."
有时候，您只是需要“另一个源”；Web服务器的基于Web的控制面板会使系统太脆弱。
Sometimes you just need a "second source"; a Web-based control panel for your Web server makes your system too fragile.
即使您知道自己将使用Apache，有时候通过将它与一个轻量级伙伴搭档，反而可以最大限度地利用它。
Even if you know you'll be using Apache, you sometimes will get the most from it by teaming it up with a lightweight partner.
有时候，迷宫的小径汇合了：比如说，您来到这里，但是某一个可能的过去，您是我的敌人，在另一个过去的时期，您又是我的朋友。
Sometimes the pathways of this labyrinth converge. For example, you come to this house; but in other possible pasts you are my enemy; in others my friend.
有时候这些问题可能会让您烦心或感到挫败，但就长远来看，从中得到的经验教训可帮助您更好地进行自己的工作。
They might be annoying or frustrating at times, but in the long run, the lessons learned from them can help you become better at what you do.
有时候诸如此类的问题可能会成为您调整计划的障碍，强迫您采取另一种方案，具体见本系列的第2部分。
In some cases, such problems can become brick walls in your resizing plans, forcing you to adopt alternatives, as described in Part 2 of this series.
有时候您拥有一个容器，该容器将包含其它图形元素，但是您需要在容器四周进行一些装饰。
Sometime you have a container that will contain other graphical elements, but you need decorations around the outside of the container.
有时候，您确实想实现一些功能，但是又不具备实现该目标所需的技术知识，几乎总能遇到这种情况。
Almost certainly, sometimes you find'll that you really want to do something, but you don't have the technical knowledge necessary to achieve that goal.
但如果覆盖很低，那么有时候，目标测试可能使您得出结论，您没有合适的测试值得运行。
But if the coverage is poor, then targeted testing can lead you to conclude, in some cases, that you have no suitable tests worth running.
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