If you don't declare a tunnel parameter because it is not used in that template, then you don't have to worry about its name clashing with any variable reference in that template.
如果没有在模板中声明通道参数，而模板正好又没使用它的话，就不用担心和模板中的变量引用发生名称冲突。
In the case where a retrieved column has a value of SQL NULL, then no XPath variable reference expression is assigned to such a value.
如果检索到的列值为SQLNULL，那么不会给此类值分配任何XPath变量引用表达式。
Set the wlm_classification_file environment variable to reference the workload classification document.
设置 wlm_classification_file环境变量以引用工作负载分类文档。
Under the covers, Python creates an integer object and assigns the variable to reference the new object.
在后台，Python将创建一个整数对象，并将对新对象的引用赋值给变量。
We also used an instance variable to store a reference to the mock object.
我们还使用了实例变量来存储对模仿对象的引用。
The test variable is used to reference data throughout a test and between tests.
测试变量用于在测试之间以及测试之中引用数据。
Because implicit objects are declared automatically, we need only use the reference variable associated with a given object to begin calling methods on it.
因为隐式对象是自动声明的，所以我们只需要使用与一个给定对象相关的引用变量来调用其方法。
Rule5 USES the rate2 variable to invoke this partner reference.
Rule5使用rate2变量来调用该伙伴引用。
You should be familiar with the code used to populate the global flexApp variable with a reference to the Flex application.
您应当十分熟悉用于填充带有Flex 应用程序引用的 flexApp全局变量的代码。
They hold only one piece of data: a string, a number, the undefined value, a reference to another variable.
它只保存一段数据：一个字符串、一个数字、未定义的值以及对另一个变量的引用。
The inline refactoring can inline a reference to a variable or method.
Inline重构可以内联对变量或方法的引用。
That's the reason the second version of the HSQLDB plugin defines a new classpath variable to hold a reference to hsqldb.jar.
这就是为什么在第二版hsqldb插件中定义了一个新的classpath变量来保存对hsqldb . jar的引用。
In the change that follows, it stores a reference to the view part instance in a class variable.
在随后进行更改时，将视图部件实例的引用存储到一个类变量中。
See how I was able to reference the instance of ServletContext via the application variable?
注意我是如何通过application变量引用ServletContext的实例的。
To reference a given DB2 instance from a command line interface, use the environment variable DB2INSTANCE.
要想从命令行接口引用给定的DB2实例，应该使用环境变量DB2INSTANCE。
Next time you need to generate the declaration of a local variable, you can go back to this source and use it as reference.
下一次需要生成本地变量的声明时，您可以回到此源，并以此为参考。
Calling the object reference shown in Listing 9 as a variable automatically calls the __invoke magic method, making the class itself act as a closure.
将清单9中所示的对象引用调用为变量将自动调用__invoke魔术方法，使类本身用作闭包。
Line 22 instantiates the site variable using two arguments: the first argument contains a reference to an OleFrame, and the second argument contains a string that identifies the ActiveX control.
在第22行上，通过使用两个参数来实例化site变量：第一个参数包含对OleFrame的引用，第二个参数包含标识activex控件的字符串。
The convert function takes the variable containing the input string, as well as a reference to the Label widget as parameters, so that it can change the value shown by the Label.
convert以包含有输入字符串的变量以及对Label窗口小部件的引用作为参数，以改变Label所显示的值。
The expression context can include objects other than the component. A template reference variable is one such alternative context object.
表达式的上下文可以包括组件之外的对象。模板引用变量就是备选的上下文对象之一。
The power supply voltage may be controlled by replacing D1, D2, R1 and R2 with a variable voltage reference.
将D 1、D 2、R1和R2换成一个可变参考电压源，本电路就变成了一个可控电源。
Hence a variable of a class type can reference an instance of any descendant type.
因此，类类型的变量可以引用其所有子孙类型的实例。
To reference Coldfusion variables in a Coldfusion file, you need to add #variablename# around the variable.
为了在Coldfusion文件中引用 Coldfusion变量，必须在该变量的两边加上 #variablename#。
Spring comes with a variable resolver implementation class that lets you reference Spring managed beans in JSF expressions.
Spring附带了一个变量解析器实现类，允许您在JSF表达式中引用 Spring托管Bean。
Note that a reference to AppConfig is also passed to the subroutine so other variable changes can be triggered by one single change.
对AppConfig 的引用也被传送到子例程，所以单个更改会触发其它变量更改。
This means that you can reference this variable only in the test that it is declared but not across other tests.
这意味着您只能在声明它的测试中引用该变量，而不是在其他测试之间引用它。
The crank reference pulse originates from a variable reluctant pickup which senses a projection on the engine's flywheel.
曲柄参考点脉冲信号由一个变磁阻传感器产生，它从发动机飞轮上的突起感受信号。
The point of this measurement was making use of infrared signal, on one hand which was the reference variable, on the other hand which was the channel for the data.
这种测量方法的特点在于采用红外光信号，它一方面作为参考变量进行同步测量，另一方面还作为传输数据的通道。
You can define a variable in one test to capture and store test data and then reference the test variable in a second test.
您可以在一个测试中定义一个变量，以获取和存储测试数据，然后在第二个测试中引用测试变量。
The increment function should be called with a reference to the variable instead of the value of the variable.
应该用变量的引用调用increment函数，而不是使用变量的值。
应用推荐