Top "Bit-shift" questions

A bit shift operation moves the bits contained in a binary numeral or bit pattern to the left or to the right.

What are bitwise shift (bit-shift) operators and how do they work?

I've been attempting to learn C in my spare time, and other languages (C#, Java, etc.) have the same concept (…

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How do shift operators work in Java?

I am trying to understand the shift operators and couldn't get much. When I tried to execute the below code …

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What does a bitwise shift (left or right) do and what is it used for?

I've seen the operators >> and << in various code that I've looked at (none of which I …

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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 …

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What does AND 0xFF do?

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

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Is multiplication and division using shift operators in C actually faster?

Multiplication and division can be achieved using bit operators, for example i*2 = i<<1 i*3 = (i<<1) + i; …

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Java "Bit Shifting" Tutorial?

I would be thankful for a good tutorial, that explain for java newbies how in java all the "bit shifting" …

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How to extract specific bits from a number in C?

I need to extract specific part (no of bits) of a short data type in C. For Example I have …

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Java: Checking if a bit is 0 or 1 in a long

What method would you use to determine if the the bit that represents 2^x is a 1 or 0 ?

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