Score of 6

1 answer

187 views

How do you test a bitfield in Assembly?

I am writing some tests for VBE resolution using x86_16 assembly. I need to test a bitfield for some attribute flags, but I'm not sure of the best way to do so. The solution I currently have is this, ...

Score of -1

1 answer

53 views

Back to the bit test question in JavaScript

Given: all numbers are valid BigInts for expanding to 128 bits and beyond buttonArray holds 64 button objects a button is initalized through a .forEach loop and pushed onto buttonArray this makes ...

Score of -4

2 answers

173 views

Is there a name for the high and low bits of a hex string?

In the hex byte A1 B2 C3 D4, ABCD would be the most significant bits of each pair, and 1234 would be the least significant. I find that these groups of bits are often operated on together in hardware-...

Score of -3

1 answer

80 views

I can't find the error in this code. It is x86 assembly

Input: unsigned char vet[] = { 0xBC,0xFF,0x01 };unsigned short int len = 18; Output: short int minLung;short int maxLung; Given a sequence of bits, determine the minimum and maximum length of ...

Score of 0

1 answer

88 views

bit manipulation for big data processing with complex boolean logic

Looking into solving a very large data set problem by using bit manipulation to reduce compute Imagine billions of records that look like this(but more than 20k in length): Questions : A,B,C,D ...

Score of 1

1 answer

92 views

Grouping bits based on binary mask [duplicate]

I am looking for an algorithm to group bits from byte A based on mask (or tap) from B, on byte C, starting from least-significant. By way of example, the mask/tap (B) has bits 1,3,4 set to 1, which ...

Score of 1

3 answers

206 views

Powershell converting bit values to Boolean in result set

I have an issue whereby a query called via Invoke-SQLCmd returns a certain set of results. For some columns the value is a 0 or 1 of BIT data type. The results instead come back as False or True in ...

Score of 0

1 answer

107 views

How much data uses an especific function [closed]

How can I determine the exact amount of memory in megabytes that a "char" data type uses, beyond just knowing its size in bytes, nibbles, kilobytes, and bits? I’ve tried using sizeof and ...

Score of 3

1 answer

114 views

question at / pivot and >> 2 in C++ Solution for Next Higher Number

I came across the following C++ solution for finding the smallest number greater than n that has the same number of 1's in its binary representation int solution(int n) { int pivot = n & -n; ...

Score of -3

1 answer

372 views

typescript number type with bit operations [duplicate]

in typescript, as the number type can be int or float, so what if I use number type with bit operations I have see some library use this const a = 1.23 const b = a | 0 Sorry for the inaccurate ...