How to Compute the Area of Irregular Shapes using ImageJ ?
The ImageJ is an open source software that is provided for free by National Institutes of Health (US), and it is used widely in the world. The ImageJ is …
A Lite Comparison Between QuickHostUK and Vultr High Performance VPS Hosting
I have currently owned two VPS from QuickHostUK and Vultr respectively, here is a lite comparisons. Prices Vultr: $5 offers 15GB SSD, 1 core (2.4GHz), 740MB RAM, 1TB bandwith, …
C/C++ Coding Exercise – Minimal Number of Replacements for Integer to Become One?
Any positive integers will become 1 following the steps: (1) divide by 2 if it is even (2) otherwise increment or decrement by 1. So the question is: could …
VPS Review – Vultr High Performance SSD Cloud
I have just deployed a VPS instance in Singapore (Southeast Asia), where I believe the customers in China should have good connection speed. That is a site of Woocommerce …
How to Determine the Number of Bits Required to Convert One Integer to Another?
September 20, 2016
bit hacks, c / c++, coding exercise, interview questions, programming languages
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This is another classic interview question: You are asked to write a function (in C/C++) that determines the number of bits required to convert one integer to another. The …
Bit Manipulation: How to Set All Bits Between i and j in N equal to M?
Given two 32-bit integers N and M, write a function to replace N (between bits position i and j) with M, so M becomes a substring of N located …