General C++ Programming - C++ Forum - October 2014 (Page 18)

want some good quick ,easy to follow reference

Can someone point me to a good quick ,easy to follow reference with examples on the following- 1. memory management in c and c++ 2. operator overloading in ...

[3 replies] Last: No such thing as "C++ in ten seconds"... (by tmason)

by tmason

Weird "HEAP CORRUPTION DETECTED: after Normal block" error when attempting to delete array...

Hello, I posted a yesterday about creating and deleting arrays but my example program worked fine when corrected while the problem I have with my larger progra...

[3 replies] Last: At first glance at the code given, I see nothing wrong. It must be a c... (by Ganado)

by nightmaregiba

REGEX

Hi every one i have problem with regex file input.txt have structure like this: [A-Z]o Hello everyone! I am John #include <iostream> #include ...

[no replies]

by yo2xia

Residuals Sum of Squares calculation of regression in C++ Eigen

I want to work out RSS of Matrix Formulation of Multiple Regression, and Y=Xb+e; Here is the code i program in C++, but error occurs. Any help will be very appr...

[no replies]

by tmason

Simple array with access violation errors.

Hello, I have a rather large project which uses a float array for OpenGL but I believe I am reproducing the problem with a simple example below. Essential...

[2 replies] Last: You are right, changing that line allowed the array to be created and ... (by tmason)

by Stephanie

header file help

if I have this in header file: can I do this in the .cpp file?:

[16 replies] Last: I'm not sure exactly what you are trying to do since you removed your ... (by giblit)

by ITzMeek

BitMaps in the console

Before anyone says anything: YES this is very out-dated code YES i am aware that there are MUCH easier ways of doing this and YES i am awa...

[no replies]

by Kerchnasty

Overloading Operator+ won't take both sides

So I'm trying to add two objects of a class i made called NaturalNumber, however when i try to add two NaturalNumber's together, it will replace one of the Natr...

[2 replies] Last: Main.cpp #include <iostream> #include <string> #include "Classes.h" u... (by Kerchnasty)

by tmason

"Vector Subscript Out of Range" even with item in container...

Hello, I will try my best to describe this problem I am having because I am not sure if I can reproduce the error in a small code example as this is part of ...

[4 replies] Last: I think I found the issue; it has to do with something completely diff... (by tmason)

by Adam223

Creating a 2D array within a class using a constant

I've been given specific instructions to create an array inside a Class Matrix using a constant n. This is my class but I am getting errors. I thought that mayb...

[4 replies] Last: Thanks for the help. I ended up using Keene's approach until I can get... (by Adam223)

by amgaieth

Display a pattern using loops

I have spent at least an hour trying to display this pattern and I am not getting anywhere. Pattern C 1 21 321 4321 54321 654321 This is as far a...

[4 replies] Last: Do the loop backward: for (int j = i; j > 0 ; --j) (by MiiNiPaa)

by bwilson1

Urgent C++ string related

Alright I was able to code a factor that starts at 1 and goes up the length of the string: uint64_t hash_bytes(const char* bytes, size_t length) { uint64_t...

[1 reply] : Do you mean, replace line 7 with this? uint64_t factor = length - i;... (by doug4)

by segav

Adding 2 large integers as a list

I'm supposed to write a program that would add 2 integers of up to 300 digits. I implemented the use of an array list with a header file, but I keep getting err...

[no replies]

by wmk5055

Need help! (for loops/random number generator)

I'm having trouble with running for loops inside for loops. For my assignment I have a bunch of calculations that need to be ran a certain amount of times (spec...

[no replies]

by nightmaregiba

Inheritance

//Big.h class Big{ private: int k; public: //.... .... }; // Small.h class Small: public Big { public: ...... ..... }; In class Sm...

[3 replies] Last: Can you add accessor functions to the base class? ... protected: ... (by doug4)

by memberfunction

LNK2019 while linking OpenGL program

I am following an OpenGL tutorial on https://open.gl/ . I am already stuck on creating context. I am using SFML 2.1 to create my context. My code is currently:...

[4 replies] Last: I am sorry for posting this on an old topic, but now I am trying to ma... (by memberfunction)

by begha

Unique pointers with derived classes

This may sound confusing, but here goes. So I have two inferfaces, intoLogic and intoView, both of which are abstract classes. Both of them are derived to two c...

[4 replies] Last: Yes, that is what I said. =P (by Disch)

by pimpinavi

Output

#include <iostream> int main() { for( int=1; i<=6; i++) { for ( int j=5; j>=1; j--) cout<< i+j; cout<< "\n"; } re...

[1 reply] : #include <iostream> int main() { for( int i = 1; i <= 6; ++i ) ... (by JLBorges)

by JojoCx3

Please help with writing a program?

Hii, I'm really bad at programming so please help me to write this program: "A program that reads 100 numbers and calculate their average - should print numb...

[9 replies] Last: aaaah~~ right..!!! didn`t notice that :o i was in a hurry!! keskive... (by deepestblue)

by koko82

Pointers of Pointers

Hi All, I am a bit of starter on C++ would appreciate some advise/guidance on pointers. I am working through the Jumping into C++ but one question has confused...

[12 replies] Last: Thanks for the help, but not come across casts yet hmm. Bit more study... (by koko82)

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General C++ Programming - October 2014 (Page 18)