C++

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Beginners - April 2012 (Page 14)

Files

I have this program and I am doing an IF statement to get it to save a file but i am having trouble understanding why it wont let me, I keep getting error LNX20...

[5 replies] Last: What is the exact error? Are you sure the problem is there? Or is the ... (by Vlykarye)

by joshuajtf

methods for sorting file input of a mixed type into usable data

Hello, I'm nearing the end of my first semester in C++ and I've pretty well covered the entire text (starting out with c++ 6th ed, by Gaddis) However, my ...

[1 reply] : ive never done this myself, and am actually working on a final project... (by zertech)

by bleachy

trouble with const functions inside class header

Main.cpp #include "stdafx.h" #include <iostream> #include "arrow.h" using namespace std; int main() { arrow arrowobj; arrowobj.printstuff(); ...

[11 replies] Last: I appreciate your feed back after he reluctantly explained what manage... (by bleachy)

by Rhysorourky

best ide for windows?

need help on choice as i want to do C++ in windows with a ide that does gui ect and is free and just good to use

[2 replies] Last: Visual C++ 2010 Express Edition is free and includes intellisense, deb... (by LB)

by squishy fish 25

Program won't run properly

Hey, I wrote this program with the help of a few people. I build the program and I get 3 warnings and no errors. All of the read "warning C4305: 'argument' trun...

[1 reply] : At first glance your assignment operator is incorrect and I think it i... (by clanmjc)

by mowicz

Basic template question

If I have some class based on templates ie template<typename T, int something> Class { }; is there a way I can get the 'something' value out of it? Fo...

[2 replies] Last: You could create a function that returns the something value or make a... (by Peter87)

by c1plus1equals10

Game of Life functions

All, The assignment is just to create a 42x42 grid (so that we have a 1 space buffer, working with spaces 1-41.) We will manually create the first grid (within...

[no replies]

by Maese909

General advice

I have been practicing programming in C++ for roughly a couple years and was wondering if I should try other language(s) at this time. I'm fairly new to compute...

[4 replies] Last: Haskell was very refreshing to me. I personally can't recommend prolo... (by hanst99)

by rsh0117

Eratosthenes' sieve

How would I go about programming a sieve that: Print out the number of primes between 2 and 40,000. Print the number of primes between 10,000 and 20,000. P...

[4 replies] Last: Here's an overly complicated version I made once (I guess it's ok to p... (by hanst99)

by squash30

Converting Image data to a Matrix (Help :])

Hi Guys, I am having some problems implementing some things in C++. I currently have a text file which has the information for a picture within it... Here is so...

[2 replies] Last: Cheers, I am hopefully going to spending a full day tomorrow trying to... (by squash30)

by squishy fish 25

Program not running properly ... i think

Hey, I wrote this program with the help of a few people. I build the program and I get 3 warnings and no errors. All of the read "warning C4305: 'argument' tr...

[2 replies] Last: Sorry I'm quite new at this. I'll keep that in mind when I do this ag... (by squishy fish 25)

by Cplusplusnoob95

whats wrong with my linklist? Small code, hopefully easy fix :)

Just barely started coding up LinkedList.h from my textbook as we are supposed to add some functions. So that I dont end up with a complete mess I've been runni...

[8 replies] Last: Are you trying to instantiate the LinkedList in main now? e.g. Linke... (by clanmjc)

by Tinito16

Having a hard time understanding the * operator

Hi, I'm doing a school project, and I'd been making ok progress up until today. I was working on an implementation of Dijkstra's Algorithm. It was all in a sin...

[8 replies] Last: When using pointers, there is actually memory in 2 places. First, the... (by doug4)

by LoveDream

How to add a loop, user-defined function and an array/structure to the program

Hello, guys. I have to do this assignment until tomorrow. We had to write a "selling program for computers, laptops and tablets", which I did but for the ext...

[2 replies] Last: Just put ur menu in a while loop, And try not to use "do". Its a prope... (by It3rat0r)

by vujic

INPUT Protect C++

I need protection input for decimal number. Terms:input of decimal +/- number; at start of input mustn't be "."; after input 0(at start),write "."; after fi...

[4 replies] Last: YOu can simply check the input validation by but a if statement.. int ... (by Shahrukh)

by cdseasholtz

Problem with my inheritance

Hey guys, I can't seem to get my inheritance to work correctly. I have multiple classes each with their own inheritance. The base class is a Plant. A plant has...

[3 replies] Last: when I dequeue the item, I cannot tell which type of plant it was. ... (by Cubbi)

by easynhappy

FLOATING POINT ERROR: OVERFLOW

CAN SOMEONE BE KIND ENOUGH TO TELL ME WHY I HAVE A FLOATING POINT ERROR: OVERFLOW ABNORMAL PROGRAM TERMINATION IN MY CODE? #include<stdio.h> #include <ma...

[8 replies] Last: @Disch: When I started writing C++ programs, I didn't know anything ab... (by TheDestroyer)

by Kramurx

Read .txt into String (1,2)

Im new to all of this. My problem is that I'm trying to find a specific text in a .txt file. Currently im opening the Text File as ifstream, then reading it wi...

[28 replies] Last: Thank you:) i will try that when im at home. (by Kramurx)

by shrimpy

Pointers with linked list start with value '0'

I'm writing a vigesmial calculator (base 20 number system) and using liked list and pointers. I am in the early stages so when the program runs it will always ...

[3 replies] Last: I'd say that Print() should work when the next member of listnode ... (by coder777)

by toradrow777

Need help making a table

I need to make a table made of 4 rows and 11 columns. The first column has the numbers 1, 2, 3, and 4, the rest of the columns contain the results of multiplyi...

[17 replies] Last: I would have loved to post up threads about my concerns for this cours... (by ProWorks250r)

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