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General C++ Programming - October 2012 (Page 10)

Hello, I am trying to initialize the base class. I would like to use an intializer list, but the class is not imediatly descended from the base class (there...

[4 replies] Last: > I could do this: Yes. That would be option_one. > I don't think i... (by JLBorges)

by noktalivirgul

unable to start program

what can be the reason that i get this error while trying debugging?

[7 replies] Last: Main needs to be defined like int main() { } you may need to inc... (by Jackal16)

by BandK

Array...Question...

This is my code...How to put string in row and column of array that i want. I want that, when a user write a string, that this string stay in array...how to mak...

[1 reply] : Use indexes. For example X = "It is an example"; (by vlad from moscow)

by robkavanagh

Code::Blocks and Allegro

Does anybody know of a somewhat simple way to get Allegro set up fully on C::B 10.05? The files just keep getting errors even though the MinGW is the correct on...

[no replies]

by Jackal16

C Pointers

Hi guys i've built a linkedlist library in C but am having some pointer confusion, when I call the create method below it seems to have no effect on the list th...

[7 replies] Last: Thanks works correctly now! (by Jackal16)

by cire

Feedback: Simple game engine beginnings

I've decided to make a small game for the experience. I have a project with a grander scope in mind, but I'm doing this first to familiarize myself with some o...

[2 replies] Last: Thanks. The definition of a "game engine" seems to be rather nebulous... (by cire)

by lmd141

Program stops unexpectedly

Hi, there's a problem I've been having for a while now that I can't figure out. I have the following function: void MCinsert(int &naccept, int &nreject, const...

[2 replies] Last: I should point out the problem seems to be with n_atoms. If I remove ... (by cire)

by noktalivirgul

calculating with 2Darrays

i wrote a code reading inputs from a text file which has 5 columns and 75 rows.i need to calculate the euclidean distance of each element in a column. the co...

[no replies]

by BandK

Question please! txt file

Hi....I have question....How can i put course in right row and right column in txt file...Program ask User to add hour, Day and Name of course. I want to progra...

[no replies]

by shafh

Modifying from array to vector

I have currently trying to modify a code so a specific variable is a vector instead of a array. Im new to c++, so even though it is very simple I have had a ...

[5 replies] Last: no problem, and i didnt help at all but no problem haha. If you ever n... (by gsizzle10)

by closed account DEUX92yv

Write to text file - wrong character encoding?

I'm trying to write to a text file, and keep getting this error message: gedit has not been able to detect the character encoding. Please check that you are no...

[3 replies] Last: You win, Peter. I've been changing my code so much for the last 8 hour... (by closed account DEUX92yv)

by ITzzIKEI

1D array to 2D array conversion.

Okay so I have wrote this program that is like a mini-game. These were the requirements: Write a program that displays a 5 by 5 grid of dashes with an X that ...

[1 reply] : I think he meant to change declaration char row1 = { '-','-','-', ... (by vlad from moscow)

by aditi88

delete operator unable to free data

while(1) { newServ.ReceiveRequest(); char *recvBuffer = new char ; newServ.ReceiveData(recvBuffer, 4096, 0); delete recvBuf...

[7 replies] Last: why not use a static char array buffer to avoid new/free frequently? ... (by kbw)

by closed account DEUX92yv

std::bad_alloc

Every sixth or seventh time I try to run the program it works, but otherwise I get this: terminate called after throwing an instance of 'std::bad_alloc' what...

[8 replies] Last: Much better now. Thanks for your help. (by closed account DEUX92yv)

by abu

How to check if memory is alocated to a pointer?

Hi friends, I have a global pointer variable that can be called depending on conditions and not to reallocate the variable, i am using the method like, for x f...

[5 replies] Last: Try to use a debugger. For Linux - is valgrind, for windows - deleake... (by Banananas)

by shafh

vector push_back

Hey. Im currently trying to insert some objects into my vector. And to do this i think of using push_back (sound reasonable?) I try: int var; for (var = ...

[2 replies] Last: Hey cire. Argh you right. Why do i want node to be pointe. I don't. Bu... (by shafh)

by johnhisenburg

How to convert 1 to 01?

I have an integer in a vector and I need to convert it from a single digit (1,2,3,...9) to a single digit with a 0 in front of it (01,02,03,...09). How would I ...

[6 replies] Last: Never mind , it happens sometimes :) And since you are newbie let me t... (by Maggi Iggam)

by Jimmy Rose

Understanding Iterator Question

Hello, I don't understand this question in the book I'm reading. Write a function void copy(int* f1, int* e1, int* f2) that copies the elements of an array o...

[4 replies] Last: Thank you very much I believe I understand it. So [f1:e1) means: f1... (by Jimmy Rose)

by iamtobey

reading text file to a class type variable

i am new to c++ and i'm try to write a code that reads integers of a text file and saves each integer in different variables in a class.I am having problems wit...

[2 replies] Last: okay, i will reviewmy code again/ thank you (by iamtobey)

by sabi20

How to do ignore case on a strings

I'm trying to sort string array in ascending order but I'm having trouble getting to work right, because it puts the uppercase names on the top and lowercase na...

[no replies]

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