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General C++ Programming - August 2012 (Page 12)

I am new to c++ anything i know i learned from a self help book. I am atempting to create a console application that will do simple math equasions. The equasion...

[8 replies] Last: This method worked. I declared MainMenuUC as a global variable. Thank ... (by Jacob Payne)

by CStarters

Finding the Lowest and Highest Score of User Input

Hi. I'm trying to find the Highest and Lowest value of testscores that I input them program. Along with the Students name next to the score when you figure out ...

[3 replies] Last: A Little Program Of Mine That Tells That!(: #include <iostream> using... (by Techy24)

by blueeyedlion

double subtraction problems

I'm trying to find if double A - double B == 0, but I am having some troubles with the precision (it says it's ~4e-16). What is the best way of compensating fo...

[2 replies] Last: Haha, yeah, double/float direct comparison will land you in a world of... (by MrHutch)

by xantavis

Question 1: How to acces a class

Well I did it like I learned it in a Tutorial, but it didn't work. I made my class outside my main.ccp. So I have the headerfile of my class 'Example' (example...

[3 replies] Last: I Think You Make The Capitals Wrong Voidex voidex (by Techy24)

by rvelez3

format

please explain how I tab, or tag my code when I post it here so that it displays indented and correctly.

[1 reply] : You use the <> button on the right of the box when you post to insert ... (by MrHutch)

by jonatashille

push back a map in a list

Heloo guys, i have this list of maps list<map<int,int>> myList how do i pushback 2 integers values in this list? i tried myList.push_back(pair<int,int...

[2 replies] Last: maps contain pairs. Your code would work for a list of pairs. (by blueeyedlion)

by rynzor6

Help Loop program.

Hello!! Trying to create a program that will not move forward until the proper input is accepted. here is part of my code. cout << "Please enter s for...

[4 replies] Last: rynzor6, Hint Hint,Use This Code And Don't Let Script Coder Know!!!(Ju... (by Techy24)

by KyleMiles

Texture Mapping Help PLEASE!

I'm trying to apply a texture to a square (just for practice). I made an image loader, and I don't think that it's right at all... I just need to know what I'...

[no replies]

by joeneldeasis

SQL Injection in C

I dont have any idea from making a HTTP request using C. All i want to learn is how to make SQL request using C. I will just online use it for educational purpo...

[3 replies] Last: SQL injection abuses an unfiltered SQL input so that you can inject ar... (by BlackSheep)

by Deadmau5

LoadLibrary() fails with error code 193.

Hello there, I seem to have a problem with loading a 64bit DLL using a 64bit console application. After hours searching for some clue's, I haven't found anyt...

[3 replies] Last: Seems like it loaded the wrong version of msvcp100.dll (x32). Anyways ... (by Deadmau5)

by sakura66

Void Pointer in Linked List

Hi,I'm implementing a linked list with void * data. typedef struct ListNode { struct ListNode *prev; void *data; struct ListNode *next; }ListNode...

[1 reply] : You're not showing enough code for a positive answer, but my guess is ... (by AbstractionAnon)

by projectUser

Read 2D arrays from file and store them in vectors

I have this file which contains 8x8 blocks of numbers. 1 2 3 1 30 40 27 8 2 4 19 8 10 17 14 16 3 2 9 7 15 18 21 24 4 8 0 1 20 24 28 32 5 10 15 20...

[1 reply] : So what is the algorithim for transposing from the first matrix to the... (by AbstractionAnon)

by MottMan

Real Time Results

I want to add a search function to a program I'm writing that will look through a text file and spit out the results. That I can do easily enough. I would li...

[3 replies] Last: http://cnswww.cns.cwru.edu/php/chet/readline/rltop.html (by modoran)

by cniper

vector push_back and erase

i m supposed to write a program where user can enter and data from a vector file. Here is my code: #include<iostream> #include<vector> using namespace std; ...

[4 replies] Last: thanks peter87. My bad i did'nt noticed it. (by cniper)

by rynzor6

Two Switch Structures

If anyone can help me on switches. How can I differentiate the two if S is chosen or M is chosen. if (in_marital_status == "s") case_no= (income <= single_...

[3 replies] Last: To include more than one statement in the if statement you have to use... (by Peter87)

by steve9164

Calling SDL functions from multiple threads via a linked list or queue

Hi, I really want to have a worker thread doing calculations and updating my game board, then sending things to a base function which can use SDL functions. Th...

[10 replies] Last: Thanks Disch. I will have a look into writing my game without threads ... (by steve9164)

by Purplely

Vandermonde Matrix

Does anyone know how to go about making a vandermonde matrix with c++? Here's a Vandermonde Matrix: http://mathworld.wolfram.com/VandermondeMatrix.html T...

[1 reply] : #include <vector> #include <type_traits> template < typename T > usi... (by JLBorges)

by NanoBytes

Accumulating Vectors

I have two vectors vector<double> Weights; vector<double> Inputs; I have been looking for about half an hour, looking over examples and the STL docume...

[1 reply] : std::vector<double> a = { 1, 2, 3, 4, 5 } ; std::vector<double> b = {... (by JLBorges)

by pjquinn

Cross platform 2D Engine?

Hey, I was wondering where I could learn how to design a 2D engine in C++ using SFML? I want it to be simple, just for managing sprites and collision detection ...

[3 replies] Last: UglyIgloo: That isn't what I wanted, I wanted to know how to make an e... (by pjquinn)

by Lisa87

Server Side Programming

Hi I'm wondering if anyone out there can help me. I'm looking for someone with C++ Programming experience but they would need to have Server Side Programming ex...

[4 replies] Last: Basically I'm not that technical and I'm recruiting for a programmer ... (by zepher)

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