General C++ Programming - C++ Forum

Help in making a Caesar Cipher maker

I am designing a Caesar Cipher maker. It will take characters in an array using cin.getline() then compare each character of the text with its numerical valu...

[13 replies] Last: Thanks a lot!!!!!!! I feel so foolish, overlooking such an obvious f... (by Nisheeth)

by gregarion

Adding symbols

Hey guys, i am having problems adding certain characters into a string. The below codes basically uses boost tokenizer and seperates the string based on the...

[1 reply] : If I understood you correctly, an escape character (a back slash) will... (by Zeillinger)

by gregarion

Problem with tokenizer

Hey guys, i been trying to tokenize a string using the boost library. int main(){ using namespace std; using namespace boost; string s = "Th...

[1 reply] : Look at this example from the boost site: // char_sep_example_1.cpp ... (by coder777)

by Shervin

PCA-LDA library

Hey guys, Is anyone aware of a light open source c++ library performing principal component analysis (PCA) and linear discriminant analysis (LDA)?

[1 reply] : You might want to check out libsubspace http://code.google.com/p/libsu... (by ifratric)

by ghada

c++ array program..need help please

this is the Qustion: Write C++ program that contains two functions: main and a function named "reverse". You should initialize an array of floating point value...

[4 replies] Last: Just a small point: ...the function “reverse” that takes as its a... (by closed account z05DSL3A)

by urabhisheks

Convert text file to tar

How to convert text files to tar in c++......

[2 replies] Last: Looks like he/she want to create an archive.... download the source ... (by writetonsharma)

by mcqueen

More Program Ideas

Does anyone have any more pretty advanced program ideas?

[3 replies] Last: I recently came across a paper entitled "Low-Cost Laser Range Scanner ... (by closed account z05DSL3A)

by Skills

Array (Histogram)

You are asked to write a program (in functions) that will read in twelve integers (all between 0 and 40) which are monthly figures of some imaginary place. You ...

[7 replies] Last: You don't have beg for the help. People here are always more than will... (by writetonsharma)

by bilel87

probleme avec camshiftdemo.c

Je suis entrain d'utiliser camshiftdemo.c(opencv) pour commander un ac-rov le probleme c'est que la cible est perdue facilement meme avec un mouvement très len...

[no replies]

by CrimsonAngel

trouble passing char arrays

So i have this: char fname ; char oname ; //then i get input from the user in = 5; int now = 0; while((char)inputs != ' ...

[6 replies] Last: That's the way you learn. enjoy your programming. :) (by writetonsharma)

by bkm

ı have a problem pls help

10-element array of those averages in a program to find prime my code: #include<stdio.h> #include<stdlib.h> int main() { int array ,i,a,j; printf("e...

[1 reply] : It is always going to show the last value of a. Make a an array of ma... (by writetonsharma)

by mcqueen

Does anyone have any more Program ideas?

Read the title. Does anyone have any more Program ideas?

[3 replies] Last: What kind of program ideas you are looking for? Programing ideas have ... (by writetonsharma)

by menopaws

Program crash during dubug

Hello there! Been breaking my head for couple of hours,the program i´m writing for a school asigment crashes every time when i try to compile it,and i have no...

[4 replies] Last: This is going to crash. In your constructor, your nroftowns=0 , whic... (by writetonsharma)

by Clue

function that gives the fraction for a number

Do you know any function that given a real number x, gives us the integers that are the numerator and denominator of its fraction? I have a real x, and I'd...

[1 reply] : If you can find such a function, you'll break mathematics. f(√2)=? (by helios)

by mo012345

Class help.

Hi. I am stuck in the following problem and I am hoping that if anyone can help me in this. So imagine a class.. Class myClass{ func1(params ); func2(param...

[4 replies] Last: also if youre only going to have fun2 be called by func1 it would be b... (by ascii)

by mexbandit1979

Help!

Write a program that contains a class that implements the days of the week. The program should be able to perform the following on an object of the class. ...

[1 reply] : Well, it looks like you need to add functions to do these: 4. Return ... (by firedraco)

by mcqueen

How to Make a Full-Out Calculator

First start with #include <cstdlib> #include <iostream> #include <math.h> using namespace std; //Basic Functions double basfunc(double x, double y) { dou...

[1 reply] : Next we will make the "Next" functions //Next Functions double nextf... (by mcqueen)

by webJose

Need some experts validating a piece of code (functor)

Hello. I am in the middle of writing a series of classes to compute pretty much anything (distances, temperatures, times, speeds, etc.). My approach consists ...

[1 reply] : Ok, so no worries anymore. Today I was able to compile and perform a ... (by webJose)

by stephenalistoun

Initialize Constructor when its an array

Hi all, How do you initialize a class constructor when its an array? I'm struggling with the stuff in bold. class PhoneCall{ private: string n...

[10 replies] Last: I think the copy ctor is not bypassed in vector<>. :-( I recently rea... (by webJose)

by keithzhou

seg fault

hi I just wrote a function about the Breadth First Traversal. when i try to compile it,it return a seg fault error, i don't know how can i fix that , can anybod...

[4 replies] Last: You need to run your program with the debugger, which will show you th... (by Athar)

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General C++ Programming - May 2011 (Page 21)