Top "Comparison-operators" questions

Comparison operators, as their name implies, allow to compare two values and usually return Boolean value (true or false).

C# Type Comparison: Type.Equals vs operator ==

ReSharper suggests that the following be changed from: Type foo = typeof( Foo ); Type bar = typeof( Bar ); if( foo.Equals( bar ) ) { ... } …

c# types comparison-operators
Numeric comparison difficulty in R

I'm trying to compare two numbers in R as a part of a if-statement condition: (a-b) >= 0.5 In this particular …

r floating-point comparison comparison-operators r-faq
sql uses of "less than or equal to" & "not greater than"

Why are there two different logical operators that seem to do the same thing (<= & !>), is there any …

sql comparison-operators
Why is 'True == not False' a syntax error in Python?

Comparing boolean values with == works in Python. But when I apply the boolean not operator, the result is a syntax …

python boolean comparison-operators
Difference between == and === in JS

Possible Duplicates: Difference between == and === in JavaScript Javascript === vs == : Does it matter which “equal” operator I use? What's the difference …

javascript comparison-operators equality-operator identity-operator
javascript / jquery - select the larger of two numbers

I'm trying to use javascript to select the greater of two numbers. I know I can write an if statement, …

javascript jquery math comparison comparison-operators
C# Nullable Equality Operations, Why does null <= null resolve as false?

Why is it that in .NET null >= null resolves as false, but null == null resolves as true? In other …

c# .net null comparison-operators
Implicit data type conversion in JavaScript when comparing integer with string using ==

The code: var num = 20; if(num == "20") { alert("It works"); } else { alert("Not working"); } The question: In C programming we have …

javascript implicit-conversion comparison-operators
JavaScript - === vs == operators performance

A few weeks ago, I have read this thread Is < faster than <=? about comparison operators in C. It …

javascript performance equality comparison-operators equality-operator