C++

Forum

General C++ Programming - February 2013 (Page 40)

Calculating interest and making nested loops not working

Hi guys/gals, I am having an issue with a project I am working on for class. I manage to get everything else working as required but the last part is just kill...

[2 replies] Last: what you need is a for loop for (statement 1; statement 2; statement ... (by cPlusN00b)

by newbie456

I cant figure out the error. please help?

#include <iostream> using namespace std; template <class T> void swap(T& a, T& b) {T temp=a; a=b; b=temp; } int main () { int a ={4,3,2,1,0}; fo...

[2 replies] Last: Are you getting a compile time error, or a run time error? I'm gues... (by AbstractionAnon)

by Observer

Template function of a class

Hello, Everyone! I want to use a template function of a class. This is my code: #include "Comparison.h" #include <iostream> using namespace std; int main(i...

[2 replies] Last: ne555, thanks! (by Observer)

by theeeeeyyaaaa

Prime numbers using loop

Hi. We were asked to make a program which displays the prime numbers within the range you inputted... like for example i entered 20 as the upper limit and 1 as ...

[6 replies] Last: Try this. #include <cstdio> #include <iostream> bool isPrime( int i ... (by hoity)

by Farrukh12

Templates Comparision

How do I compare two variables who do not have a predefined Type (i.e Templates). If I just do a==b it only works for integers and not for strings. Is there an...

[6 replies] Last: > I'm using the code posted by vlad above The code posted by vlad abo... (by JLBorges)

by akasya

Find, Calculate, Replace a String in a File with c++

Hello Community, i have a text file... with example following content: Pizza 23232 Car 44,495 Drink 3493,90494 .... .. . and so on.. no i want ...

[2 replies] Last: Bear in mind that you can't have the behavior you see with text editor... (by maeriden)

by arms4

highlight word

I know how to change background and words colour but is it possible to just highlight the specific words with the colour i want? Here is a simple code for it: ...

[no replies]

by jonnyprogrammer

pass argv[] to a function, return an array

hi, i am trying to write some code that passes argv into a function, i know the code part works in main on its own, but im having an issue with how to pass arg...

[6 replies] Last: Its slow because you make an unneeded allocation on heap. You continue... (by closed account S6k9GNh0)

by Zephilinox

Templated Class Function, does not have a class type

I'm trying to template the return type for this function (component), I've looked around for example code but there doesn't seem to be any exactly like what I w...

[2 replies] Last: holy crap, I can't believe I didn't see that, thanks :] (by Zephilinox)

by arms4

Matching game help!!

I encountered the problem for the numbers to remain if they are a pair until the game end. I have no idea on how to do it so please anyone help!? #inclu...

[1 reply] : You have the 2D num array. int num = { {1,2,3,4},... (by cire)

by jnikko

luhn formula

how i create program;verifying 16 credit card using luhn formula

[no replies]

by crimsonzero2

I need help In Runge-Kutta 4

I made a program that seems to work and runs, but I'm not sure if the output of my Runge-Kutta 4 is correct because it's not close to the outputs of the real an...

[1 reply] : I think this program is working the way it should. (by crimsonzero2)

by Zapeth

How does std::string::rfind work?

Hi, title is my question. I would imagine that either the string gets temporarily reversed and he searches through the reversed string starting at position zer...

[2 replies] Last: Ok well I thought the algorithm would be a standardized one. I guess ... (by Zapeth)

by arms4

void function and int function differences?

Recently learned how to use function but the only thing that i don't get it is when to use int and void function? int need return to initialize while void don'...

[1 reply] : Read the following article: http://www.cplusplus.com/doc/tutorial/fun... (by ajh32)

by bananas95

Hello C++ programmers. Silly question.

Hello, yesterday i started to learn c++ by myself. I wrote a simple script, it should download a setup from link i added into my pc. The main problem is that,...

[4 replies] Last: Thanks, i don't understand one place. how does if (strcmp(input,"down... (by Catfish3)

by arms4

Pairinng game info

well i need some info of code on how to make a pairing game just like the normal one where u guess two position if correct remain but wrong flip back until u wi...

[2 replies] Last: Here is it... I can make the whole things work now but the code will b... (by arms4)

by matheuskiser

Enqueue problem!!

Hey guys, This is a school project that I am starting to work at. I cannot change the main.cpp and the main.h files. The program is supposed to generally ...

[7 replies] Last: @psyclone: the queue member functions are implemented in Apothecary.cp... (by theranga)

by tnjgraham

Question on how to use memcpy

Hey, I am working on a project were I need to store a long long data type variable in six indexs of a char array. After playing with memcpy, I think it will wo...

[3 replies] Last: Thanks for feedback. Looks like I will go with the third snippet. (by tnjgraham)

by tgaskey

Comparing words from two different files using fstream

I'm trying to input a html file and copy everything from that file to a new html file with some changes. I need to read the html file word by word and compare t...

[2 replies] Last: Thank you that worked for the most part. The only thing that doesn't w... (by tgaskey)

by ajax2000

String find & replace

"C++ is a general-purpose programming language." I have to find the word "C++" and replace it with "Java" and then capitalize all letters. I have the simple out...

[1 reply] : http://www.cplusplus.com/reference/string/string/find/ http://www.cplu... (by cire)

February 2013 Pages: 1... 38 394041 42 43

Archived months: [jan2013] [mar2013]

This is an archived page. To post a new message, go to the current page.