General C++ Programming - C++ Forum - October 2014 (Page 30)

I have been working on code for quite some time and am able to successfully read in a text document and take certain words and information that I need. The issu...

[8 replies] Last: #include <iostream> #include <fstream> #include <string> #include <ma... (by JLBorges)

by Cambalinho

c++11 - adding new options to my String class

i'm give the replace option to my string: void replace(string oldstring, string newstring) { int stroldstringpos=b.find(oldstring); b.r...

[3 replies] Last: void replace(string oldstring, string newstring) { int st... (by Cambalinho)

by rmxhaha

How to make sure dereference to vector is valid

I have this piece of code in parts of my path finding algorithm for( int head; head < q.size(); ++ head ){ walk& w = q ; // do manything...

[8 replies] Last: However I notice that sometimes w is cannot be dereferenced I am ... (by MiiNiPaa)

by judo11

How do I trap character inputs in C++?

This is just a portion of my program. My problem is that my program doesn't trap or block character inputs. I declare char opt='0' to go to main menu. If the us...

[no replies]

by Eraphine Astrid

problem while running

this is a program that display prime numbers from 1 to 100. it has problem linking when i run the program, someone please help. thx #include <iostream> class ...

[3 replies] Last: 1) true is a reserved word. It should not even compile. 2) Your loos ... (by MiiNiPaa)

by Shyckh

vs 2010 express problem in building a project

i have a project which is made in vs 2010. i have vs 2010 express. when i tried to open solution file of the project it give me an error that "not a valid p...

[6 replies] Last: thanks i will try to get the torrent of 2010 professional (by Shyckh)

by AceK

I need help with libusb, if anyone is familiar with it

Hi guys, I want to perform a simple task using libusb. I have written code that will attempt to open a usb device which is my Cell Phone in this case and then t...

[no replies]

by jemeripol

[HELP] Error debugging with functions

Hi guys, I need your help again.. I am remaking this code for my gain, and it seems that I cant debug the error.. Are there any comments on the structure of t...

[6 replies] Last: Thanks JLBorges. :) You never cease to amaze me. :P (by jemeripol)

by AlexanderCI

Mysterious gray background color MDI

Hello Cplusplus, I'm writing a program and I have a problem I hope you guys could help me with. Like you can see in my code downbelow, I have the WinMain ...

[no replies]

by Ritik

How to print out elements of vector of type pair?

here is a piece of my code: while(T--) { std::vector<std::pair<int, int> > *dragon; std::vector<std::pair<int, int> > *villager; ...

[2 replies] Last: Okay! No reason in particular as to why I was dynamically allocating m... (by Ritik)

by newbie456

Explain this code behaviour

Please read the comment. #include <iostream> int M(int i) { printf("%d\n",i++); } int main () { int i=10; printf("%d\n",M(i)); /* I think ...

[10 replies] Last: SAdly there are little of them. And it does terrible job of determine ... (by MiiNiPaa)

by hellhound

How to compare templated class with variadics?

I've this variadic template class implementation: // Predefine template delegate factory template < typename R, typename... Args > class brGenericDeleg...

[4 replies] Last: Thanks for the hit to the back of my head ;) I was too fixed to compar... (by hellhound)

by Shuruki

Validating Characters in a Stack

I am seeking some help on validation opening/closing brackets. I had the entire validation working until my professor said that my Pop function had to be a "vo...

[7 replies] Last: Finally got it to work!! @Cire Thanks for the advice, made me think s... (by Shuruki)

by dark ninjuh

General c++ question

Out of your guys's experience . How much knowledge of c++ would you think it would take to manage a simple 2d game. I've been studying c++ for years. i can use ...

[1 reply] : Lazy Foo SDL2 tutorials. Pretty solid game making tutorial. (by poteto)

by JustinH

Copy Constructor with an Array Crashing!!!

I know everything works except my copy constructor! There are no errors. The program crashes when it goes to access the copy constructor. Anybody have an clue a...

[2 replies] Last: You don't allocate any memory in your copy constructor, as you do in y... (by cire)

by IamSumit

[solved]Process Handle in Windows

Hi all Is there any difference b/w process handle and pid. if so how i can get HANDLE of all processes. Thanks

[4 replies] Last: Yes. Call WaitForSingleObject on the process handle. http://msdn.micro... (by modoran)

by drk97

string modification

hi everyone! i have to write a function to modify the input string by substituting each alphabetical character. for example, 'Programming' to 'Rtqitcookpi' (m...

[1 reply] : I was at first confused by your using 'mod' -- which is a mathematical... (by Duthomhas)

by aclayton96

Trying to Design a Simple Calculator

For this specific assignment I have to use functions to make a calculator. I have to make a separate function for adding, subtracting, multiplying, and dividing...

[1 reply] : First, you seem to have the right approach to the assignment, all the ... (by Shuruki)

by thehunter629

Why does my code ask for "Please enter a number between 2-12: " twice?

Here is the whole code if it helps. #include <iostream> #include <ctime> #include <cstdlib> //This program prompts the user to select a number between 2 and ...

[6 replies] Last: @thehunter629 Sorry for my error, but I based my response on just the... (by whitenite1)

by scarney258

c++ program for determining maximum deflection on a beam

I am new at c++ and I am trying to write a code to determine the maximum deflection at the end of a cantilevered beam. I am given the formula : deflection= (4 ...

[2 replies] Last: +1 for the comment above.. then use return 0; not return y; and m... (by jemeripol)

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General C++ Programming - October 2014 (Page 30)