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operators

What is the “–>” operator in C++?

by IT Nursery

–> is not an operator. It is in fact two separate operators, — and >. The conditional’s code decrements x, while returning x‘s … Read more

Tags c, code-formatting, operators, standards-compliance

What’s this =! operator? [duplicate]

by IT Nursery

This question already has answers here: What does the “=!” operator do? [closed] (6 answers) Closed 8 years ago. I was surprised by … Read more

Tags c, operators

What is this operator in MySQL?

by IT Nursery

I’m working on code written by a previous developer and in a query it says, WHERE p.name <=> NULL What does <=> mean … Read more

Tags MySQL, operators, spaceship-operator, sql

R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.?

by IT Nursery

Does R have a concept of += (plus equals) or ++ (plus plus) as c++/c#/others do? 9 Answers 9

Tags increment, operators, r, variable-assignment

What does the (unary) * operator do in this Ruby code?

by IT Nursery

Given the Ruby code line = “first_name=mickey;last_name=mouse;country=usa” record = Hash[*line.split(/=|;/)] I understand everything in the second line apart from the * operator – … Read more

Tags operators, ruby, splat

What’s the difference between “mod” and “remainder”?

by IT Nursery

My friend said that there are differences between “mod” and “remainder”. If so, what are those differences in C and C++? Does ‘%’ … Read more

Tags c, math, operators

What is `1..__truediv__` ? Does Python have a .. (“dot dot”) notation syntax?

by IT Nursery

I recently came across a syntax I never seen before when I learned python nor in most tutorials, the .. notation, it looks … Read more

Tags operators, python, python-2.x, python-3.x, syntax

Is there a VB.NET equivalent for C#’s ‘??’ operator?

by IT Nursery

Is there a VB.NET equivalent for C#’s ?? operator? Best Answer 6

Tags null-coalescing-operator, operators, vb.net

What does the comma operator , do?

by IT Nursery

What does the , operator do in C? Best Answer 8

Tags c, comma-operator, operators

Static implicit operator

by IT Nursery

I recently found this code: public static implicit operator XElement(XmlBase xmlBase) { return xmlBase.Xml; } What does static implicit operator mean? Best Answer … Read more

Tags c, implicit-conversion, operators
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