Top new questions this week:

What does the Bob say?

Description: Bob is a lackadaisical teenager. In conversation, his responses are very limited. Bob answers 'Sure.' if you ask him a question. He answers 'Whoa, chill out!' if you yell ...

java oop strings programming-challenge

asked by CodeYogi 18 votes answered by Tunaki 20 votes

Fraction class in Java

(See the next iteration.) I have this class for representing exact fractions. See what I have: Fraction.java: package net.coderodde.math; import java.util.ArrayList; import java.util.List; /** * ...

java rational-numbers

asked by coderodde 9 votes answered by Tunaki 14 votes

Generating Robot Name

Problem: Write a program that manages robot factory settings. When robots come off the factory floor, they have no name. The first time you boot them up, a random name is generated, such ...

java oop strings programming-challenge data-structures

asked by CodeYogi 8 votes answered by Tunaki 9 votes

Removing all duplicated pairs in a Python list

I need a function to remove duplicated pairs from a list. The following is example list: a = [1, 1, 1, 2, 3, 5, 4, 4, 5, 2, 3, 3, 2, 3, 1, 6, 6, 6, 6] I need remove all pairs [a[i], a[i+1]] if a[i] ...

python python-2.7

asked by Loom 8 votes answered by Joe Wallis 8 votes

Finding a string whose MD5 starts like the digits of π

I tried to make a program to find a string whose MD5-hash starts like the digits of pi, where dot is omitted. Is there a faster way to do it than this: import hashlib import random import string n = ...

python performance algorithm python-3.x hashcode

asked by guest 8 votes answered by vaeta 1 vote

Social network graph of characters in a novel

I wrote a C program that builds a social network graph of characters in a novel. The program takes two text files as input: a list of the names of the characters in the novel, and the file of the ...

c linked-list graph

asked by Cathal 7 votes answered by Edward 2 votes

Simple python calculator

I'm very new to Python, and so I'm trying to learn it by doing simple programs, like a calculator. But I don't know if this is the "Pythonic" way to do it, or if I am making beginner errors. So ...

python beginner python-3.x calculator

asked by Rakete1111 7 votes answered by Joe Wallis 10 votes

Greatest hits from previous weeks:

Simple Example of an Iterable and an Iterator in Java

I was a TA for a first-year Java programming course this year. As a very simple example of iterables/iterators, I wrote the following code for the students. I am curious if any styling or other ...

java iterator interval

asked by Sahand 18 votes answered by rolfl 23 votes

Very basic calculator using methods

I have made a basic calculator using methods. This is my first attempt at using methods and would like to see if I can improve on this as there is a lot of repeated code. import java.util.Scanner; ...

java beginner calculator

asked by Niall Szalkai 12 votes answered by asteri 12 votes

Can you answer these?

Making a logic Prolog compiler simpler with Java

Good morning! I'm student in philosophy taking some course in programing in order to have a better understanding of artificial intelligence. I'm actually doing my own Prolog compiler just like SWISH ...

java performance ai prolog

asked by Marine1 5 votes

Sparse table implementation

I wrote a C++ implementation of a sparse table (I wrote it for an arbitrary function) and I want so much to ask for a review. I'd like to know how I can make it better, especially the consistency of ...

c++ algorithm

asked by Ayaz Salikhov 3 votes

Event-driven UDP listener wrapper

I wrote this wrapper around the UdpClient,using events for new datagrams: Class EventedUDP Implements IDisposable Dim Client As Net.Sockets.UdpClient Dim Endpoint As ...

.net vb.net socket udp minecraft

asked by beppe9000 3 votes