c - What does tilde (~) operator do? - Stack Overflow
I recently saw the above operator in a code,I googled for it but found nothing.The code is below.Please describe what actually does this operator do? #include<stdio.h> int main() { …
What's the right way to overload operator== for a class hierarchy?
I would implement operator== as a free functions, probably friends, only for the concrete leaf-node class types. If the base class has to have data members, then I would provide a (probably …
When should I use ?? (nullish coalescing) vs || (logical OR)?
The ?? operator was added to TypeScript 3.7 back in November 2019. And more recently, the ?? operator was included in ES2020, which is supported by Node 14 (released in April 2020). …
What does the !! (double exclamation mark) operator do in …
The !! operator reassures the lint tool that what you wrote is what you meant: do this operation, then take the truth value of the result. A third use is to produce logical XOR and logical XNOR.
How can I properly overload the << operator for an ostream?
Can the operator<< overload be put (declared and implemented) inside the class, and we don't talk about friendship?
PHP short-ternary ("Elvis") operator vs null coalescing operator
So, the difference between the two is that Null Coalescing operator operator is designed to handle undefined variables better than the ternary operator. Whereas, the ternary operator is a …
Logical XOR operator in C++? - Stack Overflow
Logical XOR operator in C++? Asked 16 years, 1 month ago Modified 2 years, 2 months ago Viewed 561k times
What does the => operator mean in a property or method?
What does the => operator mean in a property or method? Asked 10 years, 4 months ago Modified 2 years, 8 months ago Viewed 208k times
What does the `%` (percent) operator mean? - Stack Overflow
1 That is the modulo operator, which finds the remainder of division of one number by another. So in this case a will be the remainder of b divided by c.
What are bitwise shift (bit-shift) operators and how do they work?
The Operators >> is the arithmetic (or signed) right shift operator. >>> is the logical (or unsigned) right shift operator. << is the left shift operator, and meets the needs of both logical and …