Top "Operator-keyword" questions

C++ overload operator [ ][ ]

I have class CMatrix, where is "double pointer" to array of values. class CMatrix { public: int rows, cols; int **arr; }; …

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Haskell operator vs function precedence

I am trying to verify something for myself about operator and function precedence in Haskell. For instance, the following code …

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Understanding infix method call and cons operator(::) in Scala

I'm quite new to Scala programming language, and was trying something out stucked in my mind while I was following …

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PHP use string as operator

Say I have a string, $char. $char == "*". I also have two variables, $a and $b, which equal "4" and "5" respectively. How …

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C++ const std::map reference fails to compile

Is there a reason why passing a reference to a std::map as const causes the [] operator to break? I …

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What is the double-dot operator (..) in Javascript?

I'm doing some work with the Parser API in Spidermonkey. The docs show that there's a binary operator ... Anybody have …

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Define method aliases in Python?

I have a vector class and I defined the __mul__ method to multiply a vector by a number. Here is …

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How are Python in-place operator functions different than the standard operator functions?

From the docs: Many operations have an “in-place” version. The following functions provide a more primitive access to in-place operators …

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What does the operator |= do in JavaScript?

I found the following code in a JS project: var a = new Array(); a[0] = 0; for (var b = 0; b < 10; b++) { …

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Does dart support operator overloading

I read that Dart does not support function overloading. Does it support operator overloading. If yes, would be kind and …

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