在执行请求之前，部署实用工具会估算每个表达式，并且会考虑到已部署的请求。
Before a request is executed, the deployment utility tool evaluates each expression, taking into account the already deployed request.
OQL查询同样可以调用对象的方法，将正则表达式作为查询的一部分，并使用内置查询工具。
OQL queries can also invoke methods on the objects themselves, use regular expressions as part of the query, and use built-in query tools.
查找可帮助您了解如何为各种程序和语言构建正则表达式的可用工具和技术。
Discover the available tools and techniques that can help you learn how to construct regular expressions for various programs and languages.
部署实用工具会分析请求之间的表达式所创建的依赖关系，并找出每条请求执行的顺序。
The deployment utility tool will analyze the dependency created by the expressions between requests to find out the order in which each request must be executed.
这一工具使得上网者可以搜索符合特定正则表达式的代码，而这些搜索可以限制于特定的文件类型与许可。
The tool allows Web surfers to find code that matches certain regular expressions, and searches can be limited to certain file types and licenses.
在您学会正则表达式的语法(也许相当晦涩)之后，就可以将您的专业知识灵活运用到不同的工具、编程语言和操作系统。
Once you learn the (admittedly cryptic) syntax of regular expressions, you can transfer your expertise among tools, programming languages, and operating systems.
原因有多方面：缺乏对可用工具的了解；或者，在许多情况下，害怕使用正则表达式，而这是学会使用sed、AWK或Perl所需要的。
Reasons include the lack of knowledge about the available tools or, in many cases, the fear of regular expressions needed for learning to use sed, AWK, or Perl.
以下是一些使用grep作为搜索工具的正则表达式示例。
Here are a few examples of regular expressions using grep as the search tool.
这些结果非常单调，与图1比较时更是如此，图1是来自一个教程的屏幕截图，该教程使用计算XPath的工具对这个表达式进行图形化计算。
These results look pretty bland, especially if you compare them to Figure 1, a screen capture from the tutorial where this same expression was evaluated graphically using a tool for evaluating XPaths.
Boost有一整套测试工具，基本上可以说它们是用于验证表达式的宏。
Boost has a whole host of test tools, which are basically macros used to validate expressions.
本系列中的文章允许您将正则表达式的功能与grep工具结合使用，创建自定义LDAP搜索功能。
The articles in this series allow you to combine the power of regular expressions with the grep tool to create your own custom LDAP search capability.
还可以进行筛选工作，例如使用grep或者其他工具，但是您需要确保将整个远程命令表达式嵌入到引号中(请参见清单3)。
Filtering, for example, using grep or other tools, is also possible, but you need to make sure to embed the entire remote command expression into the quotes (see Listing 3).
使用像sed和Perl这样功能强大的工具，以及神奇的正则表达式，您可以直接通过UNIX命令行轻松地完成复杂的文本处理任务。
Using powerful tools like sed and Perl, and the magic of regular expressions, you can easily do complex text processing tasks directly on the UNIX command line.
另外，DesignStudio提供的工具有助于更好地了解数据和创建资源，比如分析流中使用的词典或正则表达式规则等等。
In addition, the Design Studio provides tooling to better understand the data, create resources like dictionaries or regular expression rules used in the analytic flows, and much more.
本文允许将正则表达式的强大功能与grep工具结合使用来创建定制的LDAP搜索功能。
This article allows you to combine the power of regular expressions with the grep tool to create your own custom LDAP search capability.
为了使用XPath工具，在屏幕顶部的文本框中输入XPath表达式。
To use the XPath tool, enter the XPath expression into the text field at the top of the screen.
如本系列的前两篇文章所述，InfoSphereWarehouse为基于词典和正则表达式的文本分析提供工具。
As described in the previous articles of this series, InfoSphere Warehouse provides tooling for dictionary and regular expression-based text analysis.
XPath特定的工具在可视化您的 XPath 评估结果时很有用，并且能够帮助您构造和验证 XPath 表达式。
XPath specific tools are useful in visualizing your XPath evaluation results and can help you construct and validate XPath expressions.
我希望您会发现W3Eval是个对表达式求值有益的在线工具，它在某种程度上比经典的方法更简单自然。
I hope you will find W3Eval to be a useful online tool for evaluating expressions in a way that is more natural than the classical method.
对要识别的消息，SpamAssassin(及其它类似工具)评估了大量的模式—大多数是正则表达式。
SpamAssassin (and similar tools) evaluate a large number of patterns — mostly regular expressions — against a candidate message.
许多其他UNIX工具，包括交互式编辑器vi和Emacs、流编辑器sed 和awk，以及所有现代编程语言都支持正则表达式。
Many other UNIX tools, including interactive editors vi and Emacs, stream editors sed and awk, and all modern programming languages, also support regular expressions.
工具则可进而生成必要的机器级详细信息(如ws - SecurityPolicy表达式)，如清单2所示。
Tools can, in turn, generate necessary machine-level details (such as a WS-SecurityPolicy expression), as illustrated in Listing 2.
对于本书的所有内容来说，这两部分内容都非常重要，因为正则表达式是很多unix工具和所有主流shell中的一部分。
They are important to almost every other chapter of the book, because regular expressions are part of many, many UNIX utilities and all the major shells.
提供了常用功能——像查询表达式、单点登录——的工具组件，它还提供了
utility components that offer common functionality such as query expressions, single-sign-on and
Scala的内联表达式求值工具使用xml字面值，这意味着能够轻松地使servlet更有趣。
Because of Scala's inline expression evaluation facilities where XML literals are concerned, this means that making the servlet a bit more interesting becomes much easier.
如图8所示，您也可以选择使用MessageBroker工具包中提供的XPath表达式生成器编写这些表达式。
As shown in Figure 8, you can optionally author these expressions using the XPath expression builder provided with the Message Broker toolkit.
可以使用此工具来熟悉兼容perl的正则表达式(Perl - compatibleregular expression,pcre)库和调试或测试使用其构建的regexp。
You can use this tool to familiarize yourself with the Perl-compatible regular expression (PCRE) library and to debug or test regexps that you build with it.
tcpdump和tcpflow工具有大量的选项，包括创建复杂过滤表达式的能力。
The tcpdump and tcpflow tools give you a huge number of options, including the ability to create complex filter expressions.
受管bean创建工具的一个有利因素是能够使用JSF的表达式语言语法来引用bean，您将发现大多数XHTML页面都使用了JSF的表达式语言语法。
One of the big pluses of the managed bean facility is the ability to reference beans using JSF's expression language syntax, which you'll see used in most of the XHTML pages.
ExtractConstant与Extract LocalVariable相似，但是您必须选择静态常量表达式，重构工具将会把它转换成静态的final常量。
Extract constant is similar to Extract Local Variable, but you must select a static, constant expression, which the refactoring will convert to a static final constant.
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