Beginners - C++ Forum - April 2013 (Page 4)

I am new to C++ and I got some problem while understanding the codes that demonstrate the creation of class objects. I learnt that a class object (eg. class ...

[5 replies] Last: Thanks very much, I think I got it. It appears that I mixed it up with... (by Jimmy Leung)

by Douglas Callahan

Input from text file into custom string object

The goal of this program is to read lines from a text file that contain infix expressions ending with a ';' character and output them as postfix expressions in ...

[1 reply] : I think I may have solved this problem, but not 100% sure yet. I now h... (by Douglas Callahan)

by griffwin

Vigenere Cipher help

So I'm working on making a program that encodes a message using the Vigenere Cipher (essentially a glorified Caesar shift) and I've run into a few problems with...

[1 reply] : <bump> (by griffwin)

by spesh39

Using append and erase on strings

I need some advice and to be pointed in the right direction on how to use append and erase properly. On an assignment I'm working on, I have to mix around some...

[2 replies] Last: Ah, thanks for the reply and help. I always forget the order of how c... (by spesh39)

by Afarian

use 2-dimension array of integers that has 6 rows representing the lakes and 4 columns representing the fish

OK, so I have to read integers from a file, the integers are 8 27 33 14 81 146 305 249 412 71 226 4 144 55 94 493 133 265 788 240 380 117 88 25 60 I h...

[2 replies] Last: I just noticed that, but unfortunately it's reading from a file our pr... (by Afarian)

by Kiwihead

GUI Programming

Hello, I'm required to add a graphical user interface (dialog based) to a banking system program that I wrote before. The dialog box has to have an Account a...

[2 replies] Last: D: (by Kiwihead)

by becomingEng

counting a word in a file

Hi ! I need help here , my program is reading a text file and finding how many the word "The" in it ,but our instructor want it to be counted even if there is n...

[5 replies] Last: Thank you guys I appreciate your help I'm working on it =) (by becomingEng)

by lenc222

Selection sort(array)

In array, an element with highest value is first located, it is then replaced with last element. The procedure is repeated for all elements in array except last...

[2 replies] Last: thanx m8 (by lenc222)

by Ali93

Multi Source Files

Hi,, I'm having a problem to split my code to multi source files I wrote a program using only one .cpp file (main) and 4 header files toBase.h, toDec.h, ...

[7 replies] Last: THANK YOU ALL Finally i got the Idea ^_^ I have errors because when... (by Ali93)

by tnjgraham

How to set a timer

Hey, I am working on a project where I need to set a 5 min. timer. Once timer is up I need to do something. I am not sure how to do this, any help will be great...

[11 replies] Last: #include <iostream> #include <chrono> #include <thread> int main() {... (by MiiNiPaa)

by selenium

how to install gmp?

i am trying to install gmp through the instruction showed in this page http://www.cs.nyu.edu/exact/core/gmp/ first i download the gmp-dynamic-cygwin-4.1.tar...

[3 replies] Last: When i just use #include "....path to gmp.h", it works. So what is the... (by selenium)

by James Parsons

"<<" ?

in cout what exactly is "<<" #include <iostream> #include <cstdio> int main(int argc, const char *argv) { std::cout<<"Hello, World!"<<std::end...

[4 replies] Last: << is a bitwise left shift operator. It is overloaded to work differ... (by MiiNiPaa)

by fetzjr

What should i really be learning?

Okay sooo I have been working on the tutorial on this site. I just finished the Functions II lesson, and am now moving on to arrays. I have already done like 2 ...

[3 replies] Last: I don't think that makes any difference. But I'm used to format my co... (by S G H)

by Murmeel

Want to learn simple 2d programming !

Hey guys! I am currently learning the basics in c++ by watching a series of tutorials. When I'm some with those I'd like to learn how to make a really simpl...

[3 replies] Last: For 3D games, graphics APIs such as Direct3D and openGL allow to rende... (by closed account 9wqjE3v7)

by Rousan

fatal error!

okay so it tells me: fatal error LNK1169: one or more multiply defined symbols found im new in this sorry #include <iostream> #include <string> usin...

[2 replies] Last: thanks ....... i just changed the project and it work! (by Rousan)

by ccmccm

SDL game state

Hi, I am a game state main logic (post 1) and I have a button draw function render (post 2). How can I add the render function to the game state logic so tha...

[3 replies] Last: Please help, I need it urgently. thousand thanks~~~~ (by ccmccm)

by eman2013

sorting the title

/* *VsPod.cpp *4-23-2013 */ #include<iostream> #include<vector> #include<string> using namespace std; struct song { string t; string a;...

[6 replies] Last: Okay. That makes sense. I thought that since it wasn't a number being ... (by eman2013)

by incognito

Copying a char* into char*

Hello, I am trying to copy an unsigned char* into an unsigned char*, but getting core dump. I tried with memcpy and strcpy as well. Not sure about the syntax. ...

[3 replies] Last: @vlad - Oops. You are right. Not even sure why did I do that :S Thanks... (by incognito)

by Shilalydawg

Undefined reference error?

I get this strange linker error when I compile my code... /tmp/ccO8yU7S.o: In function `bad_date(int, Date::Month, int)': main.cpp:(.text+0xf5): undefined r...

[4 replies] Last: Yeah I tossed this in there bool leapyear(int y) { return false; }... (by Shilalydawg)

by Rogge

Not sure about the results

I'm not sure about the results to this problem 3 guys are shooting each other one has a 33% (Aaron) chance of hitting, one 50% (Bob), and one 100% (Charlie) ...

[12 replies] Last: Looks correct according to how I understand the assignment. The teache... (by Gaminic)

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Beginners - April 2013 (Page 4)