These expressions must resolve to a Boolean value — a topic expression that evaluates to TRUE will continue to be processed, and an expression that evaluates to FALSE will not.
这些表达式必须求解一个布尔值——一个值为TRUE的表达式将继续被处理，值为FALSE的表达式则不被处理。
Basic Search allows you to use + and - but you can not use Boolean operators or more complex expressions.
基本搜索允许您使用+和-，但不能使用布尔运算符或更复杂的表达式。
Also note that the methods do not return Boolean values.
还要注意这些方法不返回布尔值。
DB2 UDB does not have native support for bit or Boolean data types, neither for bitwise operation nor for Boolean algebra operations.
DB 2UDB没有为位数据类型或布尔数据类型提供本机支持，它既不支持逐位操作，也不支持布尔代数操作。
The second method accepts a boolean argument that determines whether or not a new Session will be created if it does not yet exist.
第二个方法接受一个布尔参数，这个参数用于判定会话不存在时是否创建新会话。
Based on the Boolean return value, the record either becomes a member of the result set or is tossed aside as a record that does not meet the search criteria.
根据返回的布尔值，每条记录要么成为结果集的成员，要么被归为不满足搜索条件的记录放弃。
The protocol sequence ID table consists a boolean field to reflect if a given protocol sequence is supported or not.
协议序列ID表包含一个布尔字段，表示是否支持给定的协议序列。
If -a is a Boolean switch, then hello will not be consumed.
如果- a是一个布尔开关，那么hello将不会被消费。
Your constants can be integer, character, floating-point, string, Boolean, octet or enumerated but not of type any or a user-defined type. Here are some examples.
常数可以是整数、字符、浮点数、字符串、Boolean、octet或枚举型，但不能是any类型或用户定义的类型。
For example, trext: BicycleRegisteredIndicator is of type niem-xsd: Boolean, a type that was not in my original subset.
例如，trext：BicycleRegisteredIndicator的类型是niem - xsd：boolean，这是一种不在我的初始子集中的类型。
At this point, a bool type might not seem overly useful. However, Boolean expressions, as their name suggest, rely on them, as you see here.
在这一点上，bool类型可能看起来不是很有用。
The result returns a Boolean object with value false if the computation is not complete; otherwise, it returns an instance of class object, which contains the result.
如果计算没有完成，结果返回一个值为false的Boolean对象；否则，将返回object类的一个实例，其中包含了计算结果。
The string function, however, is not the only means of converting a Boolean function to a string.
但是string函数并不是将Boolean函数转换成字符串的惟一方法。
In Listing 5, the test does not need to compare to a string because the variable returns a Boolean type rather than an RTF as a result of the select attribute.
在清单5中，测试不需要与字符串进行比较，因为变量返回一个Boolean类型而不是rtf作为select属性的结果。
This value is not a Boolean value, and your setting for the property overrides the database system setting.
该值不是一个boolean值，并且该属性的设置覆盖了数据库系统设置。
Technically, in Linux fE is not a set but a Boolean.
从技术上说，在Linux中，fE不是一个集，而是一个布尔值。
To avoid trouble, do not compare a string to the built-in Boolean functions true and false .
为了避免出现麻烦，不要将字符串与内置的Boolean函数true和false进行比较。
The result with a select attribute is not automatically converted to a string; as such, a Boolean value remains a Boolean.
带有select属性的结果不被自动转换成字符串；因此，boolean值保持为boolean值。
LotusScript native data types, such as String, Integer, or Boolean, do not allow null values.
LotusScript原生数据类型(如string、Integer或Boolean)不允许使用null值。
Slope-One: a very fast and simple item-based recommendation approach applicable when users have given ratings (and not just Boolean preferences).
Slope - One：非常快速简单的基于项目的推荐方法，需要使用用户的评分信息(而不仅仅是布尔型的首选项)。
Emulating bit and Boolean data types and functions does not have to be a challenging process.
模仿位和布尔数据类型以及函数并非一定是一个挑战性的过程。
Further, this applies to all properties that have a restrictive set of values — not just those intended to be Boolean.
另外，任何具有有限值集的性质都存在这种问题，而不仅仅是布尔值。
You can combine such expressions with Boolean operators (AND, or, NOT).
可以使用布尔操作符(AND,OR,NOT)组合这些表达式(AND, OR, NOT)。
A Boolean parameter indicating whether the requests should be asynchronous or not.
指示请求是否同步的布尔值参数。
This information includes age (an integer), job description (a string), name (a string), and whether or not the employee is an executive (a Boolean).
这个信息包含年龄（一个整数）、工作描述（一个字符串）、姓名（一个字符串）和该员工是否是执行官（一个布尔型）。
In the above examples, the input 'anesthesia level' is shown only to doctors and not administrators, using the Boolean flag visible.
在上述示例中，借助布尔标志visible，‘anesthesialevel’的输入只显示给医生，而不会显示给管理员。
Boolean operations for conjunction (and), disjunction (or), and exclusion (NOT) of search terms.
布尔操作用于搜索词的合并(AND)、分离(OR)和排斥(NOT)。
Visible is a Boolean attribute that determines whether or not the frame is visible upon initial rendering.
visible是一个Boolean属性，用于决定在初次呈现时，该框架是否可见。
If we want to add another option — for example, Submitted — the Boolean attribute, which allows two possible values true or false, does not accommodate this design approach anymore.
如果我们想要添加另外一个选项——例如，Submitted——布尔型属性，它拥有两个值true或者false，就不再需要提供这个设计方法了。
If we want to add another option — for example, Submitted — the Boolean attribute, which allows two possible values true or false, does not accommodate this design approach anymore.
如果我们想要添加另外一个选项——例如，Submitted——布尔型属性，它拥有两个值true或者false，就不再需要提供这个设计方法了。
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