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General C++ Programming - December 2014 (Page 4)

Hello I'm trying to compare two float ranges and it seems to be a hit and miss. I'm trying to use a object origin and dimensions comparing it to another set fo...

[12 replies] Last: Seems fine to me. The same logic, re-factored into functions: #inc... (by JLBorges)

by mercedec

do while loops

I haven't done to much with do while loops but i want this do while loop to end when either the players health = 0 or alien health = 0 do { } whi...

[2 replies] Last: thank you so much (by mercedec)

by lordseanington

ACAII Camera

I am currently creating an ASCII based 2d console game as a side project. Currently it works but I am trying to make the camera follow you. Does anyone know a ...

[1 reply] : Here is my current map draw code but it needs to be able to center on ... (by lordseanington)

by lordseanington

3D Text Based Game

I know this may sound stupid, but I want to make a text based 3D game. I mean making it styled to look like its 3 Dimentional. I understand it may sound stupid ...

[14 replies] Last: Thank you, it does currently work now and I thank you all. (by lordseanington)

by abrar7866

Random array filling of airline seating assignment

int firstarray = { }; double firstClass(int airplane, int seats, double price) {cout<<setw(60)<<"---------------------... cout<<setw(60)<<"You are in **...

[no replies]

by Jun77

structure function

I'm writing a function that compares two fraction. if the fractions are equal it returns 0. If the fraction in the first parameter is less than the fraction in ...

[2 replies] Last: thx alot JLBorges. now i am cleared . (by Jun77)

by MarkyMark

Why is this '\n' causing a run time error?

#include <iostream> #include <cstring> void replace_substring(char *, char *, char *); int main() { const int SIZE = 50; char str1 = "the dog ...

[2 replies] Last: As Zhuge said. See for yourself: void replace_substring(char * stri... (by MiiNiPaa)

by MarkyMark

Unknown logic error, simple program

#include <iostream> #include <string> #include <cctype> using namespace std; const int MIN_CHARS = 6; void get_password(); void verifyPassword(string...

[2 replies] Last: Thank you so much MiiNiPaa I see you on here helping all the time your... (by MarkyMark)

by blaze02

Need help with error program gives segment fault core

Program keeps giving me a segemntation fault error #include<iostream> #include<string> using namespace std; string reverse(string word, int size, stri...

[6 replies] Last: Hi, Just a couple of minor things to add: Don't have using namespac... (by TheIdeasMan)

by bkharoud

How can I use a string to create a class object?

I wanted to create a new class object and I want to name it from a string. Something like this: string name = "Mike"; Customers name; //to create a new objec...

[11 replies] Last: Something along these lines: struct info { explicit info( std::s... (by JLBorges)

by EdJones33

cross-platform C++ compilation

Sorry if this belongs in the newbies forum and the moderator should feel free to move it there if needed. No hard feelings either way. I wrote a simple pract...

[3 replies] Last: Yes. There is. Google for something like cross compilation to windows... (by MiiNiPaa)

by zoran404

VisualStudio is making slow programs!

I've wrote an algorithm for threaded IntroSort. I use winapi for threading. I've developed it using CodeBlocks and it's pretty fast, but when I take the same...

[4 replies] Last: Yea, that example has very different execution times, but you used a l... (by zoran404)

by Delshire

General Question

Hello everyone! I am lately doing some "thinking" C++ problems at Euler and other sites. My question was: what is the best method to solve all this problems? I...

[4 replies] Last: Thank you very much for clarifying this to me, really thankful. Delsh (by Delshire)

by prestokeys

Tag dispatching constructors

#include <iostream> #include <string> struct A { struct Tag{}; std::string name; int value; A (const std::string& n, int v) : name(n), value(v) {} A (con...

[2 replies] Last: #include <iostream> #include <string> #include <utility> struct A { ... (by JLBorges)

by CPlahPlahLearner

violating strict weak ordering std::sort

Getting the common segfault with this operator function (the function is really simple. It's just this long because it repeats some conditions.): bool operato...

[5 replies] Last: I'm not understanding, you consciously created a not strict weak orde... (by ne555)

by dorvanium

Prime Number

/*Hi everybody This shows any prime number between a and b and also counts them*/ #include <iostream> using namespace std; int main(){ int a; int...

[1 reply] : "cout << "\nenter the first Number : " ;" There is a typo, pal. Assumi... (by CPlahPlahLearner)

by suuunly

Pixelating an image

Hi guys, I've been struggling with this for a few days now. My assignment is to pixelate an image based on users input. I have a structure that stores the ima...

[1 reply] : You have to treat edges specially -- they should be 'infinite' -- when... (by Duthomhas)

by gimme789

minGW Segment Fault question

hi, using minGW 4.7.1 and getting a Segment Fault on exit from application. The fault occurs on a destructor of my main data structure. I find that when I add...

[1 reply] : It'd help if we could see the code in question. It's unlikely that any... (by Albatross)

by Clint Westwood

Sniff packets on machine connected by wi-fi

I've coded a packet sniffer using raw sockets and promiscuous mode and recv() function to capture packets. It works fine on one machine, but captures only incom...

[4 replies] Last: That's an interesting article, but it leaves me a bit confused. I don'... (by Clint Westwood)

by Neber

Pointer passed to function value doesn't change

For some reason when i pass a string pointer to a function such as string *str = new string(""); and pass that string to a handleElement() function e.g. handl...

[2 replies] Last: it simply doesn't change when the function exits as though it's passi... (by MikeyBoy)

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