Beginners - C++ Forum - July 2014 (Page 20)

Hello guys, I have this question from my book: "Why don`t list or array have a capacity member? This is not homework, Im learning c++ myself. Is it becaus...

[3 replies] Last: @ResidentBiscuit Oh sorry I forgot to mention that they were talking a... (by closed account EwCjE3v7)

by awatt92

insert new customers

So I have recently decided to make a program that replicas something an estate agent may use when booking viewings. I have already made the basics eg. house ...

[6 replies] Last: Thanks for the help guys. Ended up using external files to save my inf... (by awatt92)

by xx1182

Question about std::getline and fstream::getline

Ok now, here's the question: //if i use std::getline(file, string); //when i use file.getline(mychars, 128) Do i need to seekg?

[7 replies] Last: The advantage of the vector is it can dynamically resize as required. ... (by Chervil)

by Nanyo

Strange error with SDL and SDL_image

hello everyone, I've got that code from lazyfoo.com but when I start it the program closes with strange notice window in front I've tried everything but does no...

[no replies]

by MaxterTheTurtle

Retrieving 64-Bit Integers

Hello, I have been working on this for hours, but I cannot figure out what I am doing wrong. I am trying to convert a 64-bit integer to a character array and w...

[1 reply] : unsigned char * buffer = reinterpret_cast< unsigned char*>(&i... (by Chervil)

by Benedicte

Function looping error

Did i miss something why i can't loop a function? Can someone explain what did i do wrong? Am i missing header file why my function is not working? #i...

[3 replies] Last: Replace line 18: cout << FuncTest(1+(rand() % 25)) << endl; wit... (by Chervil)

by MirandaS

Displaying Asterisks with Numbers

I want to write a program that asks the user to enter in several digits ex: 3,4,9,2 And then have it displayed as 3 *** 4 **** 9 ********* 2 ** I t...

[2 replies] Last: your example : 3,4,9,2. Where is the number 4 you inputted to make pro... (by lsk)

by kdillon56

Rainfall program issues.

Hello, I am having issues finishing up my program for class. As of right now the program runs, but the issues I have are in my lowest and highest it only displ...

[2 replies] Last: First a note, some things could be simple: average = yearTotal / NUM_... (by keskiverto)

by softlemons

need help with error

I was executing this programe and received error at line 34 saying "name lookup of changed for ISO 'for scoping [-fpermissive]". I am beginner. the code is to p...

[2 replies] Last: @OP Line 34 j is undefined. Though you could use str = 0; Also, y... (by giblit)

by ceci

Not sure what I did wrong...

Hi! I need to create a really simple program where the input is any ol' positive integer and the program outputs something like this: Input: 5 Output: _____...

[5 replies] Last: I'll be looking more into ostringstream and istringstream, then! Thank... (by ceci)

by keran14

repeating program with functions

Hi! This program is meant to calculate the gross pay with the use of various functions. I need the program to repeat itself until the name entered is 'NULL' and...

[4 replies] Last: Thank you so much Yay295!! my program is working now! :) (by keran14)

by Yeech

Innaccurate results with function using cosine law

Hi. I cannot get this computation to result accurately. A push in the right direction is greatly welcome float calculateSideC(float sideA, float sideB, ...

[7 replies] Last: That can't be right. Like, at all. What would "<pointer> (...)" even ... (by giblit)

by lmsmi1

Implementing the Numerical System

I am attempting to create a program that does the following: 1. I input a string (a possible magickal name for me). 2. The program parses the string of text an...

[4 replies] Last: int a, j, s = 1; int b, k, t = 2; int c, l, u = 3; in... (by helios)

by nerdynate

Trouble with Help Function and (bool and if)

I recently decided to get back into playing with C++. Currently I am having a hard time running an integer array and integer through a helper function to check ...

[1 reply] : sizeof(unique) / sizeof(unique ) This value is, most often, 1. You ne... (by helios)

by emptymind

Need help with Insertion-sort implementation.

So I am a self-taught programmer and am trying to read the algorithms book CLRS. The first major algorithm covered is Insertion-sort. All the algorithms in the ...

[2 replies] Last: That's not an insertion sort. It mixes indices and values , and clo... (by Duthomhas)

by programmer011

What's wrong with my code?

Inventory isn't displaying #include <iostream> #include <string> using namespace std; void display(int, string*); int main() { int size; cout <...

[3 replies] Last: I would suggest getting a new professor lol. Everyone makes simple mis... (by giblit)

by dbrandts

Initializing a vector

Hello, I keep getting an error when I attempt to initialize my vector of strings, v. Any help is appreciated. #include "iostream" #include "string" #...

[6 replies] Last: I was just looking into it. I'll try and obtain Professional. (by dbrandts)

by xx1182

Irc Bot Prblmmms

Hi, i have currently written an irc bot using the libircclient but i encountered a problem: Everyting i type in the chat, makes the bot crash, i don't know why...

[1 reply] : Found out. Actually strcmp returns 0 if true. (by xx1182)

by dgsm98

Please explain why these are the same

Can someone explain why these work the same? #include <iostream> using namespace std; int main() { int userInput; int greater_than_five = true; ...

[4 replies] Last: @giblit Oh my mistake there. Sorry for that, just got confused with th... (by closed account EwCjE3v7)

by Necro

Operator overloading mixed with templates. Complexity = High(?)

To begin with: sorry for killing English! hahaha. It's not my native language, therefore I might have quite enough spelling mistakes and/or gramatical. I've...

[2 replies] Last: @booradley60, thanks for the notice. That's how my code was in the beg... (by Necro)

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Beginners - July 2014 (Page 20)