General C++ Programming - C++ Forum

[OOP]{POLYNOMIAL} need help PLEASE!! :/

Hi guys so i'm currently working on something and i need help some help. after i wrote this program at first it worked normally but giving me garbage value whic...

[1 reply] : Guys!! nevermind it got solved anyways here is the changes i have done... (by MRmoe93)

by Nootor

Can someone help me run this code

#include <iostream> #include <fstream> #include <stdlib.h> using namespace std; class Triangle { public: Triangle(); ~Triangle(); flo...

[no replies]

by Leroi

Learning steps

Hi all, im trying to study c++(my first language) from the book "C++ Primer" ,i started it well, the problem is that i've already read about 400 pages and now i...

[1 reply] : I read the same book(C++ Primer 5th ed) to learn c++ which was my firs... (by ChajusSaib)

by A A A

Hangman

Need reviews on the following hangman code: #include <iostream> #include <windows.h> //for clear screen function system("CLS") #include <string> #include <c...

[1 reply] : PLEASE USE CODE TAGS (the <> formatting button) when posting code. It ... (by AbstractionAnon)

by Krogoth

Const reference (1,2)

Is const reference like class ... int _kappa; ... int const& kappa = _kappa; ... somehow optimized by compiler? I would like it to not create any actual refer...

[27 replies] Last: Ty! Trying it. (by Krogoth)

by Duthomhas

UTF-32 to UTF-8 range_error

Demonstration // Example program // Prints a UTF-8 string to stdout // Fails miserably on non-BMP characters (throws std::range_error)! #include <ciso6...

[2 replies] Last: Er, I figured it out: I can't type. U+1F1800 is not a valid Unicode c... (by Duthomhas)

by Maurycy5

How to make getline () read only what the user typed into the console after the getline () execution?

Hey. I've got a LOT of problems today... I hope this one is the last one. In SOME tests of my new program when I must type in some text using getline () it does...

[1 reply] : Is there a way to make sure getline () WON'T read anything before it'... (by MiiNiPaa)

by khadija520

c++ database GUI

I'm making a database project using c++ oop on visual studi 2012 need some good GUI suggestions

[2 replies] Last: Visual Studio allready has a GUI designer as far as i know (by Gamer2015)

by cleontangy

calculation problem!sometimes does wrong and absurb calculations

i'm just a beginner here..so forgive me if i make some mistakes ><!here's the problem,sometimes during compiling,i input a correct number but the sub total outp...

[4 replies] Last: thanks so much!!it is working fine now!i could'nt see the problem unti... (by cleontangy)

by Maurycy5

getch () and getline () problems.

Hi. I'm writing a program that includes a Y/N choice (yes/no) and reading a text WITH SPACES directly after the choice is made. #include <stdio.h> char...

[2 replies] Last: WOW. thank you very much! this solved both problems... and this was in... (by Maurycy5)

by pacman169

Stack

I have a very simple implementation of stack in c: #define MAXVAL 100 /* maximum depth of val stack */ int sp = 0; /* next free stack positi...

[13 replies] Last: So you finaly noticed it. Look what you have: Before swap: 4 8 9 ... (by MiiNiPaa)

by bishoposiris

A single post for Const

Can someone point me to a single post that goes over all the uses of Const? As they are used with functions, classes, pointers, function parameters, class memb...

[1 reply] : See: http://www.cprogramming.com/tutorial/const_correctness.html (by coder777)

by Archie K

Fill an array with nonrepeating numbers, randomly generated

I'm trying figure out how to use a random number generator to fill an array with numbers none of which is repeated. For this, I've been doing small-scale test-t...

[1 reply] : This might be useful to read: http://www.cplusplus.com/faq/beginners/r... (by Zhuge)

by thecodeinnovator

Sort() function problem

Problem : --->I cannot sort the records in the file CONSUMER.DAT --->Help me with this part of code void sort() { BILL a; int x ; int *p=...

[4 replies] Last: in line 45: while(fin.read((char*)&a,sizeof(a))) when that loop ends... (by ne555)

by AcarX

Reading binary file with fstream

Hi there so here's code: std::streampos fsize = 0; fsize = f.tellg(); f.seekg(0, 2); DWORD pDataLength = f.tellg() - fsize; f.seekg(0, 0); BYTE * data ...

[7 replies] Last: I'm partially right, partially wrong. Even the code is mostly understa... (by AcarX)

by vivekdrce

Stack implementation using array but in switch case there is error

while(1) { printf("Select and enter your choice:\n"); printf("(1)PUSH\n"); printf("(2)POP\n"); printf("(3)Display\n"); scanf("%d",&ch); swit...

[1 reply] : Please use code tags and format your code (by SamuelAdams)

by umar33

Plz Helpppppppp

As a child, did you ever play the game " One potato, two potato,..." to determine who would be "it"? A child is pointed to during each phrase. There are four ...

[1 reply] : You didn't ask a question (by SamuelAdams)

by helios

Request: code review

I need to implement this function over unbounded integers using bounded integers: f(n) = n >= 0 ? n * 2 : n * -2 + 1 Please review my implementation. In parti...

[2 replies] Last: Great. Thanks! (by helios)

by mlesniak

How to debug invalid pointer operation

I am developing a Windows application using Borland C++ Builder 6, to run on a Windows 7 pc and I am seeing an 'invalid pointer operation' error when the progra...

[4 replies] Last: I'm not sure. It must be called by the line:- Application->Terminate()... (by mlesniak)

by Alpha001

Printing long double data

How can i print long double data type in c..Here %llf or %Lf is not working in my code?

[3 replies] Last: Which compiler do you use? I remember that Microsoft one lacked proper... (by MiiNiPaa)

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General C++ Programming - August 2015 (Page 9)