Top "Logical-operators" questions

The difference between 'AND' and '&&' in SQL

Is there a difference in the way SQL interprets the logical operators AND and &&?

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Is there any difference between && and & with bool(s)?

In C++, is there any difference between doing && (logical) and & (bitwise) between bool(s)? bool val1 = foo(); …

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Meaning of <<= and |=

What is the meaning of <<= and |= in C? I recognise << is bitshift etc. but I don't …

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Is short-circuiting logical operators mandated? And evaluation order?

Does the ANSI standard mandate the logical operators to be short-circuited, in either C or C++? I'm confused for I …

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How to use logical not operator in complex conditional expression in Bash?

I would like to have the logical not for the following condition expression in bash, how can I do this? …

bash conditional logical-operators

how to calculate the minimum of two variables simply in bash?

I have a bash script checking the number of CPUs on the platform to efficiently use -j option for make, …

bash logical-operators

Execution order of conditions in C# If statement

There are two if statements below that have multiple conditions using logical operators. Logically both are same but the order …

c# .net conditional-statements logical-operators short-circuiting

Is BitArray faster in C# for getting a bit value than a simple conjuction with bitwise shift?

1). var bitValue = (byteValue & (1 << bitNumber)) != 0; 2). using System.Collections.BitArray with a Get(int index) method What is faster? …

c# performance bit-shift logical-operators bitarray

Is there a difference between using a logical operator or a bitwise operator in an if block in Java?

The contents of both of the following if blocks should be executed: if( booleanFunction() || otherBooleanFunction() ) {...} if( booleanFunction() | otherBooleanFunction() ) {...} So what's …

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If Statement not working with And (&&) Operator

I'm having a hard time writing up what seems should be a simple if statement! I need it to say …

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