From Beej's Socket Programming: struct in_addr { unsigned long s_addr; /* Internet address (32 bits) */ }; Generally, a "long" is 64 bit on a 64 bit machine. How do I make it 32 bit?

http://www.puzzlenode.com/puzzles/1-international-trade I am trying to work on this problem and am stuck. For my specific question: the input is a collection of rates objects contains currency conversion rates, a from-currency and a to-currency. The function needs to return the conversion rate ...

so lately i was trying to make a countdown timer for my new website, it will need to redirect users once the time left is 0. What would be a good way to this this? The opening time should be the same/very similar for every user since i will have alot of them waiting for the opening thanks in ad...

I created the class fFile to work with local files from JS using Cscript.exe I'd like to have a nice solution, so i need yours critical opinion. Please test.js function File(fileName){ this.mode = {READ:1, WRITE:2, APPENDING:8} this.fileName = fileName; this.fso = null; this.fil...

My recursive Fibonacci function only evaluates inputs up to 5000 before throwing an overflow error, from experience i know that it should be able to evaluate n's until the length of BigInteger is exceeded when you store the values of previous n's as you go through. public static BigInteger h...

I am trying to learn designing a layered Java web application with Presentation Layer, Service Layer & the DAO Layer. Have used Struts 1.3 framework. Directory Structure of the simple eclipse project :- DAOFactory.java package com.ex.dao; import com.ex.dao.interfaces.UserDAO; public abs...

I have to write a BMR calculator for class and I'm pretty much already done, it's just that it won't let me input activity level into the command prompt. I can input gender, age, weight, height, but just not activity level. What's wrong? import java.util.Scanner; public class BMR { publi...

This is a followup post to the one I made earlier this morning about finding the largest prime factor of a huge integer, namely 600851475143. After studying for a while and hearing advice, I realized that although my code seemed to work, giving me a nice answer for 600851475143, it failed on tes...

Created a form that formats phone numbers and allows only allowable keys to be pressed and also converts lettered entry into its corresponding phone keypad number. Is there some cleanup or better coding that you can see? There is no business need for international phone numbers as it is a local b...

Here is a little game modeled after adventure that I have been working on. The code initializes a set of lists. It sets a current location randomly generated. The user is tasked with either incrementing the index or de-incrementing the index (moving up and down the avenue). At each location there...

I seem to notice while browsing the questions list that there always seems to be question or two containing some reason (almost always broken code) for it to be put on hold. From the last hour as of this post, here and here are the two latest such questions. While the moderators do a very good jo...

Any thoughts on how to write this code more efficiently or elegantly is greatly appreciated. I'm pretty new, but I'm always looking for different/better ways to solve these problems as it helps me understand it better and hopefully will make me better programmer. Feel free to point out any mistak...

You have n items, each one of those has a certain value, represented here as an integer. How do you give to two persons the most similar value? No comment from me here as my code already contains much documentation. from itertools import combinations, chain import doctest def all_subsets...

I read the post of how to implement out own LinkedList in java here. But my requirement is not to give a class that is not going to be modified at all. I am frequently participating in online coding competitions. And in coding competitions , the questions are going to be like Write a function to...