The bitwise NOT operator has an interesting property that when applied on numbers represented by two's complement, it changes the number's sign and then subtracts one (as you can see in …

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.

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.

Dec 11, 2008 · The strict equality operator (===) behaves identically to the abstract equality operator (==) except no type conversion is done, and the types must be the same to be …

Jun 7, 2011 · What is the ?: (question mark and colon operator aka. conditional or "ternary") operator and how can I use it?

The %*% operator is used to multiply two matrices. I didn't realise 'matrix multiplication' was an established algebraic method so it was useful to learn the underlying calculation, not yet …

Class& operator @= (const Class& rhs); That is, the function takes its parameter by const reference (because it doesn't modify it), then returns a mutable reference to the object.

This is a new operator that is coming to Python 3.8 and actually had a role in BDFL Guido van Rossum's early retirement. Formally, the operator allows what's called an "assignment …

Mar 6, 2021 · The XOR ( ^ ) is an logical operator that will return 1 when the bits are different and 0 elsewhere. A negative number is stored in binary as two's complement. In 2's complement, …

Mar 17, 2011 · 56 :: is the scope resolution operator - used to qualify names. In this case it is used to separate the class AirlineTicket from the constructor AirlineTicket(), forming the qualified …