C++

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Beginners - April 2013

by gutialejo
Copying fragment of a string to another string.
 
Hello, I am having problems copying part of a string into another string. For example, I tried the following: int main() { string one; getline(cin...
[5 replies] Last: Awesome, thanks. (by gutialejo)
by foxone
Destructors and Constructors
 
Hey, so i wrote this DATE class and I'm still new to programming and really just do not understand the concept of Destructors and constructors. I'm supposed to ...
[2 replies] Last: Alright, your indenting is making me twitch, so I've fixed that up for... (by Oria)
by invoker
Fibonacci Program
 
Hello. Today I am working on a project in which I have to make a program that can solve and print the first twenty numbers of a fibonacci sequence. I do not wa...
[4 replies] Last: This could be simple. You need to use some loops to accomplish this ta... (by rcast)
by Gargoyle
patterns
 
Write your question here. I'm trying to make patterns with stars and spaces. I made a triangle and a diamond and I thought a checkerboard would be easy, but I'...
[2 replies] Last: You should alternate 0's and 1's. Seems so simple (by eraggo)
by TheBeardedQuack
"<class-name> already defined here"
 
I've got quite a large project I'm working on and lets say I've made an additional maths library for certain special functions which make my life easier... Mul...
[2 replies] Last: Now I feel dumb... Perhaps I need a day off XD But cheers! (by TheBeardedQuack)
by jbs4bmx
Having trouble pointing to a structure
 
Hello, I am sorry if this is such a simple fix, but I have a bad habit of making things harder for myself. I am having trouble with pointers and currently have ...
[6 replies] Last: You declared function calc_BTU as double calc_BTU( building ); but d... (by vlad from moscow)
by ABL
Forward declaration error
 
I get a compiler error in gamestate.h and I'm not sure what's causing it because introstate.h is setup in a similar manner but working fine. The error message i...
[3 replies] Last: In `gamestate.h' you are dereferencing the pointer, a forward declare ... (by ne555)
by liz99
how would you go by creating this
 
write a program that uses a switch statement to create a menu for entering and reading data from a text file. the menue should contain 'A' to add a record, 'D' ...
[4 replies] Last: Why don't you start? Aceix. (by Aceix)
by aggsyb
Mouse positioning inside a window
 
Hi, I already am able to move the cursor to any position within my screen but I would like to be able to only move the cursor relative to the program. Ex...
[2 replies] Last: Sorry forgot to say its on visual studio and the application im trying... (by aggsyb)
by animus
C++ Programming Help
 
I'm a beginner and I need help with a homework I have for my C++ class. I understand most of the basic concepts but I just have trouble conceptualizing and putt...
[11 replies] Last: So Animus, I'm not sure if you have gone over pointers yet, but to cr... (by Ssturges)
by eagle69
Displaying files through structures and functions
 
Iv only started a Persistent Data course and im struggling. I have to display customer and sales details.. but unsure what way to go about it. Here is my layou...
[14 replies] Last: #include <stdio.h> #include <string.h> #include <stdlib.h> struct c... (by eagle69)
by eagle69
Adding sales and customers to a database
 
I have been given an assignment in persistent data(Language C), basically i had to be able to search for a customer or a sale which i think i have done, and con...
[no replies]
by Jose94ji
Homework Help please!
 
Hello so basically my project goes like this: Write a C++ program that reads in two positive integers that are 20 or fewer digits in length and outputs the sum...
[no replies]
by kiste5
Help with c string hw please.
 
Wrote a program to read your name.Count the number of letters in your name. use while or for loops do not sure strlen. helpl please im a beginner using ...
[7 replies] Last: [quote=kiste5]how is this, i dont have a complier to check if its real... (by booradley60)
by zxcvbnm123
cin validation help
 
i know how to use 'do while loop' to validate cin input for integer or string input. but i have many cin in my cpp file. if i have 10 cin, do i need to use 10 '...
[1 reply] : You could use a function(possibly overload if you want strings and int... (by giblit)
by errorMissiNotFound
Input validation not 100% right
 
I'm trying to write a menu-driven program for a final project. If the user enters a letter instead of a number, an infinite loop occurs. How do I fix it? The du...
[2 replies] Last: Bless you. Thank you. I hope you can imagine how thankful I am. This i... (by errorMissiNotFound)
by SlenderMan
How do you add all the values of an array together?
 
In, void process(SStudent students , int size) I want it to take all the scores in the test array for a student and add them all together and put them into the ...
[2 replies] Last: You need to set testAve and hwAve to zero for each student before... (by Chervil)
by quwackers
Trying to avoid bad habbits early.
 
So this is my code for a game of tic tac toe, obviously it is not complete, I need to add in a restart component at the succession of a game and PC AI. What ...
[6 replies] Last: Do you mean 'numToChar(int x)' instead of calling it inside another f... (by MiiNiPaa)
by Anomanderis
Possible misuse of "new"
 
Hi All, I'm relatively new to C++, I'm trying to create and utilize a class object, but while my code compiles seamlessly, it appears to hang while creating th...
[9 replies] Last: I was under the impression that I needed to use "new" in order to cre... (by MikeyBoy)
by redheadAlyssa
What is a C-string? (1,2)
 
what is a C-string? Is it possible to show mock code for a c-string?
[23 replies] Last: There are strings and there are string literals. The difference betwee... (by vlad from moscow)
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