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General C++ Programming - July 2012 (Page 15)

i was working on a program..which is used for railway reservations...but i cnt run it as...i m getting an "linker error" which states: undefined symbol _main in...

[2 replies] Last: "Main" function in assembly? (by S G H)

by CNoob97

Loading Array data after cosole closed?Possible or not?

I am working on a program that allows you to input data into the console, and then it will take it and match it up in a wordperfect file(I am doing this for a p...

[1 reply] : First things first. Array indexing in c++ starts from 0. So all the lo... (by KRAkatau)

by Gldnbr

Need help with Knapsack problem B&B

I've got this code from the pseudo-code here: http://books.google.com/books?id=QrvsNy9paOYC&pg=PA235&lpg=PA235&dq=knapsack+problem+branch+and+bound+C%2B%2B&so...

[2 replies] Last: Well, the reason why your code doesn't work is exactly because you cha... (by KRAkatau)

by Caleb9849

Confused about vectors

Greetings all, I've been writing C++ for a very long time, and I've used vector<> objects quite a bit but I just became flabbergasted at something I never no...

[9 replies] Last: Those answers all make sense. Thanks very much :) (by Caleb9849)

by qingze

How to generate random numbers from a normal disribution

I found a function but not sure whether it works. double randgauss(double min, double max, double sigma, double centre) { double random = (min + (max-min) * (...

[2 replies] Last: Got it! Thanks so much for your help! (by qingze)

by Nikunj Banka

How to write a class that uses a structure as a private datatype and uses it's pointers in the implementation.

class PQueue{ public : /*other public functions and the constructors,destructors*/ private : struct chunkT{ vector<int> nums ; chun...

[11 replies] Last: @AbstractionAnon: there are other libraries. (by ne555)

by headshot

How to call function in ALT project C++?

Hello , I have a project ALT in C++. I want to check IP from file text , compare with url string . But I don`t known how to call it ? // BhoApp.cpp : Impl...

[2 replies] Last: You already opened one topic with pretty much the same subject if I re... (by modoran)

by devync

Function doesn't properly do my if statment

on line 76 starts my takeTurns function which is supposed to switch between the players after each while loop on line 32. When I run it, the if statement the...

[3 replies] Last: Thank you Framework. That's what I suspected, but didn't know how to g... (by devync)

by xrotaryguy

Incorrect Array Assignment Error

I keep getting the error: incorrect array assignment at line #14. Any suggestions? void testStrings( char fileName ) { ifstream infile; ofs...

[8 replies] Last: I'm trying to work around the my wonky test for EOF in the for loop, b... (by xrotaryguy)

by stevnetk

How to call html to pdf asp.net library from a C++ Native Windows Application

You can use hiqpdf html to pdf asp.net library from a c# application. First you should register the HiQPdf classes for COM clients and produce a type library fi...

[no replies]

by trex123

Definition of an EZArray class

Write the definition of an EZArray class 1. An EZArray contains strings. 2. All arrays are dynamic (do not declare arrays, but pointers to strings). ...

[1 reply] : Duplicate thread: http://www.cplusplus.com/forum/beginner/75380/ (by Moschops)

by majidkamali1370

Plugin-based application

Hi. How to create a plugin-based application in standard c++? I use GCC. Thanks

[4 replies] Last: Thank you iseeplusplus. That's a wonderful solution. (by majidkamali1370)

by gandalf

Template question

Hi at all . I have a question about template and STL (sort,remove_if ..) I have a template class with some member. In one of this i have a struct like this ...

[1 reply] : Try to inherit fron std::unary_function<bool, my_type> instead. Also, ... (by viliml)

by sanju9979

need code

Hello Guys, Can some one post the code which renderes the pdf file having an image and provides the information of the image. Such as color of the image, str...

[2 replies] Last: There's a library for that: http://podofo.sourceforge.net/about.html ... (by closed account zb0S216C)

by xerxes1986

Weird compiler bug ( comment affects compilation )

Hi, I have run into a weird bug with compiling some C++ code. I am trying to forward declare a class using code like this: CTestboard tb; And it doesn'...

[5 replies] Last: [quote=xerxes1986] "I am trying to forward declare a class using code ... (by closed account zb0S216C)

by Raman009

Better way to create a linked list

It is very easy to declare and initialize an array like int a = {1,3,4,5}; Here is my attempt to create a linked list ; #include<iostream> using name...

[2 replies] Last: I use Codeblocks. At last I could do the program , there was no requir... (by Raman009)

by loadedjd

Binary Converter

Thought this would be useful. // loadedjd july 15 2012 // binary converter //sorry about indentation had copying issues #include <iostream> #include <cstdli...

[no replies]

by CNoob97

Data storage

I am relatively new to c++, i have been working on an application to have me import names into an array. its a console app, but i keep getting a linker error th...

[2 replies] Last: thank you this helped a ton (by CNoob97)

by surrealife1

fstream::peek() sets badbit

I have a program with the intention of parsing a downloaded html document to a csv, but the html has incomplete carriage returns, instead of having 0Ah0Dh (or 0...

[3 replies] Last: could u try something like this without the need to call flush (pseudo... (by soranz)

by scopez

flickering issues.

ok so i'm programming with dev-c++ and i cant think of anyway to make this not flicker like it does. all i know is to do it like this i wouldnt know how to JU...

[12 replies] Last: ok sso like i just got allegro working on devc++ and ive tried it with... (by scopez)

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