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Beginners - July 2012 (Page 19)

help

With the find() find the first character. with the rfind() the last. what will use so to find all the same characters? i mean if in one word there are th...

[5 replies] Last: That's clever badAlloc :p pos = str.find(sea, i); //don't need int(... (by soranz)

by Gkcha0z

Basic array (1,2)

I am very new to programming c++ so bare with me. I was making something for a friend for his game and well it works obviously but I was wondering if somebody ...

[25 replies] Last: I still do not know how I would make a sort of search engine. (by Gkcha0z)

by LaC0saNostra

Payroll Program Using Functions

I built a payroll program using functions but I'm having some trouble executing it. Can anybody find my errors? #include<fstream.h> //file input output st...

[16 replies] Last: I actually figured it all out and got the program to run with my "empl... (by LaC0saNostra)

by timeout2575

Enum as return value from a function!?

I worked on the following code for a while and I encounter always the same compilation error. The code is not complete. Anyway, why can't I have a enum a...

[8 replies] Last: one word: AWESOME! Thank you!! (by timeout2575)

by venom4u31

bit operations error

I'm having the following error at the following line: if( ( (res >> i*8) ^ cmp ) != 0x00) the error is: error: invalid operands of types 'void*' and 'int...

[3 replies] Last: Maybe it's something like one of those xor linked lists? Anyway, to c... (by Cubbi)

by Dan Feerst

Global variables and callback functions

So I'm pretty new to programming. Maybe this is a dumb question but is there a way to avoid global variables when using stuff that requires callback functions? ...

[1 reply] : It depends on situation.But memory should not be problem for beginners... (by Akshit)

by jkb211

Converting Celcius to Fahrenheit from String

For a beginning c++ class I need to input a file with different celcius temperatures and have the program convert those into fahrenheit and output them as a .tx...

[4 replies] Last: stoi worked like a charm. thank you so much. (by jkb211)

by tjhadsall

Two dimensional char array

I am trying to write a program which will ask the user how many names they want to enter and then it will allow them to enter that many names. My problem is the...

[2 replies] Last: Exactly what I was looking for, thank you very much. (by tjhadsall)

by samrux

3 Questions for my Adventure/Mystery game; Saving/Loading data, Text Color and Sound

I have Windows 7 and use Dev-C++ 4.9.9.2 I'm making an adventure/mystery batch console game, i recently finished Chapter 1 and i started adding ASCII pictu...

[16 replies] Last: okay thanks! (by Saint Squireen)

by sigmablack

Very basic tutorial for beginners?

Hello everyone, i am thinking about making a tutorial for beginners in c++, i have noticed that most of the beginners are insulted on forums (you have the right...

[4 replies] Last: fair enough. (by Disch)

by Beniamin Kalinowski

Reserve size of vector<vector<float> >.

I'm having such a trouble: variables: int mRows, mColumns; mValues <vector<vector<float> >; Matrix::Matrix(const unsigned int rows, const unsig...

[4 replies] Last: You're right, absolutely right, i gave me quite a fresh look on a subj... (by Beniamin Kalinowski)

by skarla

how?

i am creating hangman and i have two strings guess and word if in word find my guess(using find()) if found it it is replaced(using the replace()) but if th...

[6 replies] Last: i am creating a hangman and when i must find a word like this:pop my p... (by skarla)

by Ch1156

What am i doing wrong

I have my code and i cant seem to figure out what im doing wrong? #include <iostream> #include <string> #include <ctime> #include <random> #include <f...

[11 replies] Last: I would also advise you to read about classes again, you are confusing... (by sigmablack)

by KarelC

Receiving random numbers below zero, when range set by user

Hello, I've recently started programming again after a long intermission of a year or so (Only ever learned basic programming in Visual Basic) But I've decided ...

[4 replies] Last: Oh thank you. Completely overlooked that, so simple. Sorry for wasting... (by KarelC)

by skarla

replace/

i have a string. for example string s="!!!!!" if i want to make it like this:"!!s!!" i mean to replace the third ! with the letter s,what will use? repl...

[11 replies] Last: Thank you man,i found it. i just thought that the second number is wh... (by skarla)

by vrakas

Revesing a string

How can i reverse a string using the reverse() and reverse_copy() functions from <algorithm>? (i want to copy on a string the reverse of the first n characters ...

[4 replies] Last: yes:) i figures it out know, Firstly i need s1.assign(n,c);//c has an... (by vrakas)

by cniper

converting string to upper case

i m supposed to write a program which asks user to input a string and then convert it to uppercase if lowercase alphabets are present. here is my code #includ...

[8 replies] Last: #include <algorithm> Also, remove that include duplicate, you included... (by FeZedra)

by stoffe1100

How to name variables and function properly

Hi guys. I have looked through others code. And i am seeing that people like to use _ when naming variables. I wanted to ask, why are you doing this and are...

[4 replies] Last: Thanks for all good replies. Just the answers i was looking for :) (by stoffe1100)

by Fransje

this - Why asterisk

Hi all! I was reading an explanation about the this-pointer, and I came across the following code: #include <iostream> class Calc { private: int m_...

[4 replies] Last: Thanks! I got it now. And @Euqirne VSR: You absolutely was of alot of ... (by Fransje)

by IgnacioLobbb

Find the mistake

There's a mistake in this program and I have to find it, but I dont find it anywhere. Any help please? #include <iostream> using namespace std; int main...

[7 replies] Last: I didn't find any error on that line ? did I overlook something? a->a... (by ThangDo)

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