Top "Bit" questions

How to get Xvfb to work on 32 bit color

Can anybody tell me how to get Xvfb to work on 32bit color? Vnc4server works fine for example, but …

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How does 1 left shift by 31 (1 << 31) work to get maximum int value? Here are my thoughts and some explanations I found online

I'm fairly new to bit manipulation and I'm trying to figure out how (1 << 31) - 1 works. First I know …

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What are the rules for bitmasks? Like 0xFF vs. 0xFC

Im working on a game that creates Procedurally generated dungeons, I found an example that uses bit masking to retrieve …

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Set Least Significant Bit in C

I write a simple steganography tool in C with bmp images. I read the image to memory and the text …

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How to implement a bit vector (bitset) (in Java)?

Is there some good text, books, pdf or website that explains how to implement a bit vector, especially in Java? …

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Findbugs warning: Integer shift by 32 -- what does it mean?

I was scanning a third party source code using Findbugs (just to be cautious before integrating into it mine), and …

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How is this bitwise AND operator masking the lower seven order bits of the number?

I am reading The C Programming Language by Brian Kernigan and Dennis Ritchie. Here is what it says about the …

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How to read specific bits of an unsigned int

I have an uint8_t and I need to read/write to specific bits. How would I go about doing …

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