General C++ Programming - C++ Forum - January 2015 (Page 5)

int sum=82; for(int i; i < sum.length; i++) { final=sum +final; } i need help getting the sum and adding the numbers together. for example 82 w...

[5 replies] Last: If you are looking for a simple answer to your question go with sujitn... (by Militie)

by geeloso

Running C++ programs on a USB flash drive!

Hey guys, How can I run C++ programs SOLELY off of my USB flash drive if a computer's hard drive would not allow me to download an IDE on it?? To pro...

[3 replies] Last: 1) https://www.google.ru/search?q=DevC%2B%2B+portable First link: http... (by MiiNiPaa)

by UncleBazerko

How to calculate and apply all possible char combinations (1,2)

I'm trying to figure out how to write a password cracking program that will try all possible char combinations for just two chars (without duplicating any combi...

[29 replies] Last: This is complicates code when OP has trouble with it right now. Lookup... (by MiiNiPaa)

by vivienneanthony

grayscale to slope/inclination grayscale

Hi I have a bw(grayscale) image and want to calculate the slope for each pixel which returns a value 0 to 255 value. Pixels are always between 0 and 255. Th...

[3 replies] Last: @Disch: think of gradient (well, modulus of gradient) http://en.wikipe... (by ne555)

by Nanyo

open with... help

hello I am trying to open a .ps1 file(powershell file) with a C++ program. The problem I meet is that the .ps1 file is opening in Powershell ISE. I want to make...

[1 reply] : Powershell command line help page: https://technet.microsoft.com/en-us... (by Computergeek01)

by Huaquimb90

Array of Arrays

how would i set up an array that contains a different array with in it. for example char s = { s ={1,2,3,4,5,6} s =...

[1 reply] : You're describing multidimensional arrays, this is how you'd go about ... (by tipaye)

by Tommy1998

multiply values in array

hello guys if we have array like int numbers = {3,4,8,9,6,3,2,58,6,3,2,5}; how can we fast do smth like 3*4*8*9*6*3*2*58*6*3*2*5 also numbers *numbe...

[3 replies] Last: #include <iostream> #include <algorithm> #include <functional> int m... (by MiiNiPaa)

by morngrym

forgot proper way to get info of one class into another class

ok im trying to setup my game. first I have my main.cpp which just creates Game game; game.run(); I also have my Player class but having trouble...

[3 replies] Last: struct player { /* .... */ void foo() { /* ... */ } int n = 25 ; }; ... (by JLBorges)

by sebihp2007

Question about statically allocated 2D (or nD in general)

So if I declare a 2D array like int a and I go into memory view I can see that a is not a vector of vectors (or pointer to pointer in other words), it is ...

[1 reply] : #include <cassert> int main() { using element_type = int ; // e... (by JLBorges)

by Tommy1998

how to convert numbers from char array

hello i want to convert in loop for example this char number ="54465465445646848640"; and in loop convert these element to int one by one.

[1 reply] : char is really a byte (so, an 8 bit integer). So, you can simply do th... (by BasV)

by George Kuriakose

Error in function call of search function..Urgent!!

Error in long kitti=B.search(s,no,B); line....I have no idea ...Pls help..urgent!! I have an examination due tomorrow #include<iostream.h> #include<stdio....

[3 replies] Last: Make the search function static: class batsmen { public: static long... (by coder777)

by HalfNOoB

RunTime Error

Hi guys, Yesterday I've changed something in my program and didnt debug before I closed it. What's wrong about the CTile::GetTypeID()- function? I dont know ...

[6 replies] Last: Sorry I suddenly felt ill but after 16hours of sleep im Feeling way be... (by HalfNOoB)

by Notastrongitch

C++ Difficulty with File Input Loop?

Hello! I'm a very novice programmer and I'm having trouble with File input looping. I'm reading from a list of books and their associated titles, cover types...

[1 reply] : Hmm, I copied your code all into one file, and the only changes I made... (by tipaye)

by Martes

overload operator=

Hi! I want to overload the operator =, but my object has pointers, so when I do the return, eventually it passes a copy and so my destructor kills it... how ...

[3 replies] Last: Also: http://www.gotw.ca/gotw/059.htm (by keskiverto)

by iamkuldeep

How to print matrix ?

I wants to print matrix such that Consider that original matrix look like following 1 2 3 4 5 6 7 8 9 Now I want to print like following 7 8 9...

[1 reply] : Assuming that you input the matrix in the console, the shortest way wo... (by poteto)

by kmiller3401

Help with letter grade to numerical grade

#include <iostream> using namespace std; int main() { char a; int b; cout << "Please input letter grade: "; cin >> a; if (a == ...

[5 replies] Last: Thank you! I didn't realize there was a default case for switch statem... (by kmiller3401)

by believedancer

PLEASE HELP!!!

I am working on this assignment and I have half of it completed, I am struggling with writing code and plan to get some help with it but if someone could help m...

[3 replies] Last: Next time don't wait until the last second to try to get a project don... (by closed account 2UD8vCM9)

by nomanrasheed

College Assignment help!

This is my second week of C++ course, and I have an assignment due. My instructor doesn't tell much; his teaching technique is to give few hints, and let the st...

[2 replies] Last: WOW! So quick; it works. Thank you so much! (by nomanrasheed)

by taguroFTW

Printing name in reverse using pointers.

There is alien code. What's wroooooong? Thanks in advance. #include <iostream.h> #include <conio.h> #include <math.h> #include <stdio.h> using namesp...

[5 replies] Last: [quote=Idontownaplanet]-namespace std should not be practiced anymore ... (by cire)

by budski52

SOMEONE PLEASE HELP ME!!!:D

this is the program i currently have however it doesnt work and im not sure how to get it to work! many thanks :) #include <iostream> //for cin >> and cout <...

[11 replies] Last: It will be beter if you read some tutorials, it seems you don't know t... (by TheHardew)

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General C++ Programming - January 2015 (Page 5)