### Articles related to boolean expressions

**Boolean Expressions**in Ruby Control Structures - About.com

A

**boolean expression**is an expression used in a conditional or loop construct that decides which path the Ruby interpreter should take. In other words, Ruby will ...http://ruby.about.com/od/control/a/Boolean-Expressions.htm

Using

**Boolean**Operators in Ruby - About.comSimple

**boolean expressions**will only get you so far. What if you want to take a certain action if someone is older than eighteen, but younger than sixty-five?http://ruby.about.com/od/control/a/Boolean-Operators.htm

The Curious Case of the Flip-Flop - Ruby - About.com

These types of flip-flop expressions look at bit different. First, they're ... Second,
the left and right of the Range expression itself are usually

**boolean expressions**.http://ruby.about.com/od/convolutedconstructions/ss/The-Curious-Case-Of-The-Flip-Flop.htm

**Logical Expressions**- Visual Basic - About.com

Complex

**logical expressions**are not often required in Visual Basic programs, but when they are, it can be really difficult to get them right. This article is a practial ...http://visualbasic.about.com/od/usingvbnet/a/bleanalg.htm

Conditional Operator Definition and Explanation - Java - About.com

Conditional operators are used to evaluate a condition that's applied to one or
two

**boolean expressions**. The result of the evaluation is either true or false.http://java.about.com/od/c/g/conditionaloperator.htm

Operators, Operands, and

**Boolean**Logic - PHP/MySQL - About.comBut in programming it's not THAT simple, the operands can also be variables,
strings, other

**expressions**, or**Boolean**values. So for example a + 5 = b - 6, the ...http://php.about.com/od/learnphp/a/A-Basic-Understanding-Of-Operators-Operands-And-Boolean.htm

Java Term of the Week: Ternary Operator - About.com

Jun 6, 2009

**...**The first operand is a**boolean expression**; if the expression is true then the value of the second operand is returned otherwise the value of the ...http://java.about.com/b/2009/06/06/java-term-of-the-week-ternary-operator.htm

**Boolean**Operator -

**Boolean**Algebra -

**Boolean**Logic - PHP/MySQL

**Boolean**logic is a type of decision making utilized by computers to decide if a ... for A and B to both be true, since they are both true, this

**expression**is TRUE.

http://php.about.com/od/programingglossary/g/boolean.htm

Using Bitwise

**Logical**Operators in Visual BasicWhen you have a mixed expression, like the one above, the

**Boolean expression**is evaluated as though it was a signed integer. This can be a useful technique.http://visualbasic.about.com/od/quicktips/qt/logicalops.htm

Classifying Results with SQL CASE Statements

Each of the test expressions must be a

**Boolean expression**(meaning it evaluates to either true or false). When the database encounters the CASE statement it ...http://databases.about.com/od/sql/a/case.htm