The manipulation of individual bits.
A great programming resource, Bit Twiddling Hacks, proposes (here) the following method to compute log2 of a 32-bit integer: #define …
c 64-bit bit-manipulation 32bit-64bit lookupCan someone please explain this function to me? A mask with the least significant n bits set to 1. Ex: n = 6 …
c bit-manipulation bitmaskI know such topic was asked several times, but my question is about overflow on full 32 bits of int. For …
java integer bit-manipulation integer-overflow integer-arithmeticI don't quite understand this whole bitmask concept. Let's say I have a mask: var bitMask = 8 | 524288; I undestand that this …
c# bit-manipulation bitmaskI want to truncate a number in javascript, that means to cut away the decimal part: trunc ( 2.6 ) == 2 trunc (-2.6 ) == -2 …
javascript bit-manipulation bitwise-operatorsHave you ever had to use bit shifting in real programming projects? Most (if not all) high level languages have …
bit-manipulation bit-shiftI must say I have never had cause to use bitwise operators, but I am sure there are some operations …
language-agnostic bit-manipulation bitPossible Duplicates: Is shifting bits faster than multiplying and dividing in Java? .NET? Quick Java Optimization Question Many years ago …
java performance bit-manipulation division bit-shiftGiven an array of integers ,You have to find two elements whose XOR is maximum. There is naive approach --just …
arrays algorithm bit-manipulation xorDoes using bitwise operations in normal flow or conditional statements like for, if, and so on increase overall performance and …
c++ bit-manipulation bitwise-operators