General C++ Programming - C++ Forum - October 2010 (Page 3)

I have an array with size 10. I allow the user to enter in a product code and if the product code matches one in the array it will tell them the price of that p...

[3 replies] Last: Got it. Added a break after the cout if the statement is true. (by kraigballa)

by rjain02

How to Call struct into main

Dear all, Here is my code: It does not work and gives me an error line 20: error: new types may not be defined in a return type compilation terminated due ...

[3 replies] Last: rjain02, DEV C++ isn't a compiler, its an IDE. I'd suggest anything fr... (by closed account S6k9GNh0)

by ila1985

Returning a const char *

HI, I have following function static const char *aaa = { "hello" "there" } const char * xyz(int i) { return aaa ; } I want to m...

[1 reply] : const char* is only good if you're storing an unchanging string litera... (by Disch)

by iroquai82

Problem with infix to postfix

Could anyone help with my code. Im trying to do a program that infix to postfix for an algebra equation. Also , im trying to get the Result from the equation....

[no replies]

by crxxtc

function for gravity project beginner

i need some help with a project of gravity for class and using it in a function here is what i currently have. But i cant seem to figure out how to make gravity...

[1 reply] : 1. to make a function you must declare a return type (in this case dou... (by ultifinitus)

by kraigballa

Reading from file to an array

I am having problems with my array keeping the values that I assign it from my text file. Below is my text file 87453 35897 28976 76345 98723 13498 5678...

[7 replies] Last: Yup, trying to get familiarized with arrays. Thank you so much for the... (by kraigballa)

by bartoli

STL containers crash when empty

A few months ago, i got an issue with my code when i switched it from windows to Linux. On my STL containers, a call to clear() for exemple on an empty containe...

[11 replies] Last: You may be invoking a copy constructor or assignment operator on your ... (by PanGalactic)

by sysabod

embedded dynamic allocation problem

Hi all: i dont know if it is suitable to refer to this self-made terms "embedded dynamic allocation".Consider the following case: typedef struct tnode { ...

[3 replies] Last: thank you, when i first see this,i was very worried. (by sysabod)

by suds

backwards

can this be altered to display a word backwards? if so how? for (char word = 0; word < 50; word +=1) cout<< word << endl;

[3 replies] Last: I mean no offense, but this should be in the Beginners forum. Unles... (by filipe)

by yakupcengiz

Is ostringstream thread safe

hi all, I am wondering whether ostringstream is thread safe. I used ostingstrteam as below in a class. static ostringstream oss; If not thread safe, Is...

[1 reply] : No. No part of the STL is thread-safe. (No object in general is thread... (by Duthomhas)

by ischuldt

priority queue and boost foreach

is there any reason why a priority queue wouldn't work with BOOST_FOREACH. I have a function declared like this: void load_asn_data(priority_queue<mc::AS...

[1 reply] : Unfortunately you cannot iterate trough priority queue. BOOST_FOREACH ... (by qba)

by MCJamaica

implementation of a (pseudo-random) distribution uniform

Hello at all. I try to implement a heuristic where I need to generate variables that are (pseudo-random) distribution uniform between -1 and 1. I know about t...

[1 reply] : http://www.thinkage.ca/english/gcos/expl/c/lib/rand.html (by kbw)

by torp09

functions

#include <fstream> #include <iomanip> #include <string> #include <cmath> #include <iostream> using namespace std; //no global varialbes - use parameters ...

[3 replies] Last: It seems that you have decleared most of the function in main() . yo... (by bluecoder)

by LupusNoctu

Boost libraries?

I've been reading a lot about C/C++ lately, and I've been noticing a set of libraries called Boost get mentioned a lot lately. Are they all that they seem to be...

[2 replies] Last: boost is as "general purpose" as libs can get. It doesn't cater to an... (by Disch)

by kyle11778

future languages

So i have learned most of what is on this site and i find myself wanting to expand. the code i write just works with the console and never goes any farther than...

[3 replies] Last: Qt and wxWidgets are widgetry libs. Widgetry includes things like f... (by Disch)

by b0ch0n

call of overloaded '...' is ambiguous

Hello to all, I am new hereabouts and in c ++. I do not speak and write English, am going to be clear possible using a translator I am doing a practice an...

[1 reply] : int mayor(int x, int y=2); // func a int mayor(int x, int y=2, in... (by Disch)

by pkjm17

Linked List Bubble Sort?

How is it possible to do a bubble sort for a linked list? I want to be able to sort the data in ascending order. I think my algorithm for my Sort method is inco...

[no replies]

by cric

can u do it for me?

can someone please complete this program i really need it it has to actually perform when a user selects a option this is what i have : #include "stda...

[4 replies] Last: 1800 posts and counting. ...What, r0shi, you expected it to be an edit... (by Albatross)

by LittleQuick

C++ Copy Directory

How would I go about copying a directory named C:/u/ to something like "C:/Program Files/Backup"? WITHOUT using system(). My alternate solution was trying ...

[1 reply] : Nevermind, found out that I can use fstream to write to a batch. Doooo... (by LittleQuick)

by kmanus

[C++]Problem with constructor

Hello, im manuel, new on this forum and new with c++. im having some problems with a project, hope someone can help me: Usuario::Usuario() its call at "templ...

[7 replies] Last: I said he can't do it because he has no default constructor, which is ... (by guestgulkan)

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General C++ Programming - October 2010 (Page 3)