Top "Bitwise-operators" questions

Operators which are used to perform manipulation at bit-level.

What is (x & 1) and (x >>= 1)?

I am trying to do assignment: "Find the number of bits in an unsigned integer data type without using the …

c++ bit-manipulation bitwise-operators bit-shift bitwise-and
What does AND 0xFF do?

In the following code: short = ((byte2 << 8) | (byte1 & 0xFF)) What is the purpose of &0xFF? Because other …

c bit-manipulation bitwise-operators bit-shift
Why do we usually use || over |? What is the difference?

I'm just wondering why we usually use logical OR || between two booleans not bitwise OR |, though they are both working …

java bitwise-operators
Getting each individual digit from a whole integer

Let's say I have an integer called 'score', that looks like this: int score = 1529587; Now what I want to do …

c bitwise-operators
Bitwise operator for simply flipping all bits in an integer?

I have to flip all bits in a binary representation of an integer. Given: 10101 The output should be 01010 What is …

java binary bit-manipulation bit bitwise-operators
Real world use cases of bitwise operators

What are some real world use cases of the following bitwise operators? AND XOR NOT OR Left/Right shift

language-agnostic bitwise-operators
how to use inverse in C

[how to use ~ operator ] I have a structure say Alpha. I know the value of element inside Alpha (say a) …

c bitwise-operators
What does |= (single pipe equal) and &=(single ampersand equal) mean

In below lines: //Folder.Attributes = FileAttributes.Directory | FileAttributes.Hidden | FileAttributes.System | FileAttributes.ReadOnly; Folder.Attributes |= FileAttributes.Directory | FileAttributes.Hidden | FileAttributes.…

c# operators bitwise-operators
What's the difference between & and && in JavaScript?

What's the difference between & and && in JavaScript? Example-Code: var first = 123; var second = false; var third = 456; var fourth = "…

javascript bitwise-operators logical-operators
NOT(~) vs NEGATION(!)

#include <iostream> using namespace std; int main(int argc, char *argv[]) { int i=-5; while(~(i)) { cout<&…

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