General C++ Programming - C++ Forum - October 2013 (Page 36)

Today I am given an assignment to find the zeroes of a function using Newton-Raphson method. Till now, the input I gave to a program was data. But now the funct...

[3 replies] Last: @rodiongork The assignment doesn't require me to decide the function a... (by eklavya sharma 2)

by Gogu

Elevate an input number without using advanced functions

Hello everybody. I am new here and also new in the world of c++. Last night I was trying to see if is possible to multiply one number to another without usin...

[3 replies] Last: this seems to work #include <iostream> using namespace std; int main... (by Yanson)

by KidDes

operator ! for Encoder.

So... I am supposed to write a function where the operator "!" will reset the values of the encoder with the statement "!MyEncoder;" for a object "MyEncoder", ...

[2 replies] Last: Thank you! (by KidDes)

by sri248

Can Anyone Help me figure this out?

/* PQ2.CPP Programming Quiz #2 */ #include <iostream> #include <string> using namespace std; void printArr( int a , int cnt ); int sumArr( int a ,...

[2 replies] Last: Please don't spam the forums with multiple threads on the same topic. (by MikeyBoy)

by Cheraphy

unexpected SIGSEG ABORT when working with vector

I keep getting a segmentation error when ever I have the following code... int main(void) { //Section 1 unsigned long val = 12; std::vector<unsi...

[10 replies] Last: It's there. Originally I just called it. (by Cheraphy)

by systempause

Finding size of an array using Try-Catch Blocks Problem

Hi Guys I am trying to find the size of an array using a Try-Catch block. As seen on the code, I want the error to be caught when the index is out of range in ...

[6 replies] Last: Wow! Two great explanations. Thank You for your detailed explanation D... (by systempause)

by sciphreak

Choosing A Number Between Limits

I don't know whats wrong with this code. Im trying to choose a # between 1 and 1000 (can be 1 or 1000), error check it, but keep asking until I get the correct ...

[2 replies] Last: -_____________- Thank you kind soul. (by sciphreak)

by JasperBraun

Returning Multiple Values

I would like to return multiple values from one function to access in different functions. For example: int function1(//what goes here?) { int a ; a = 1 +...

[4 replies] Last: If you have a small number of variables to return, sometimes its just ... (by TwilightSpectre)

by karthur13

Streamlining code

Hello. I'm trying to read 4 sets of numbers from a file, sum them, average them and assign them a grade. This is what I have so far and it seems to be working...

[4 replies] Last: @L B You are perfectly right. Thank you! (by condor)

by northfly

how to cin a class object?

If you define a class, for example: class line_t { public: double x1,y1,x2,y2; int segment; }; how to define constructor, so that when I t...

[3 replies] Last: very useful inofrmation, thanks! if I want use a file to input the li... (by northfly)

by cordlessbrain

What after C++ ?

I am an intermediate in C++. I mean i know C++ and can write basic programs. I want to make it to the advanced level but before that i want to know what are th...

[4 replies] Last: http://lmgtfy.com/?q=Uses+of+C%2B%2B (by Austin J)

by Cronnoc

phone games

I want to know how to create a game for touch phones using c++ or sfml (2.0)

[11 replies] Last: get xcode for mac and develop on app store (by JasperBraun)

by kirbyfan64sos

undefined reference to '__gxx_personality_v0'

Hello, I am trying to compile a simple Boost C++ program with Clang. The program: #include <boost/filesystem.hpp> int main() { return 0; } ...

[1 reply] : are you on a 64 bit os and using 32 bit libraries or vice versa? (by closed account Dy7SLyTq)

by Snaksa

Task solution

Hello! I saw this task today and tought about it for a while (there is short version after it): A bench in the subway has n places, marked with the numbers fr...

[2 replies] Last: What are the time constraints on this? E: If there was more than one... (by Smac89)

by Josh Brown

Entry point must be defined. (1,2)

#include "SDL/SDL.h" #include <iostream> int main(int argc, char *argv ) { SDL_Init(SDL_INIT_EVERYTHING); SDL_Surface* screen; //back thing for the s...

[24 replies] Last: Hey! I tried it after 2 days and now it works! Thanks, guys, for all h... (by Josh Brown)

by aram4

Reading from a file to object

I have an input file with 6 lines of data, each formatted in the following way: X,Y,Z. My goal is to get the file name from the user, the store each line from ...

[1 reply] : Hi there, It seems like you have it pretty much covered. I would sugg... (by closed account o3hC5Di1)

by Plavsa

Pointers question

Hello pals, At todays class, we were doing some tasks with pointers. So here's the thing. Program: #include <stdio.h> int main() { int a = ...

[5 replies] Last: Slightly worrying that your teacher didn't know what was going on. (by mutexe)

by Zunock

HELP!!! calculating bmi

So- I'm trying to successfully run a program that calculates your BMI but, although it runs, it is not giving the the correct math. Instead, it gives me the num...

[2 replies] Last: For this project, it seems my prof. wants me to declare both the weigh... (by Zunock)

by Sinthed

Wondering if I could get some help...

#include<iostream> #include<cstdlib> using namespace std; int main() { int i; int numWinsStay =0; int numWinsSwitch =0; int priceDoor, choice...

[6 replies] Last: I had gotten it fixed. I had gone to Project > Project Name Properties... (by Sinthed)

by jyoti das

c programs (1,2)

my text file looks like this: lat long jan feb 90 80 45 67 90 34 56 78 90 45 78 56 55 34 56 78 55 67 77 89 55 56 78...

[21 replies] Last: Now i need to sum all these values within this range of lat and long, ... (by jyoti das)

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General C++ Programming - October 2013 (Page 36)