General C++ Programming - August 2013 (Page 12)

by Script Coder
Help understanding algorithmic solution
 
Hey all, I was working on a problem and eventually I got so frustrated I looked at the answer sheet (yes, it was wrong) only to find that I am now even more fru...
[5 replies] Last: F(n) calls F again with a smaller value for N. Eventually, N is going... (by Script Coder)
by abu
Which of the following is a good practice?
 
Option I #include <math.h> #include <iostream> #include <stdio.h> double **fun1(double *x, double *y); int main() { double *x,*y, **w; // here ...
[5 replies] Last: Thanks Vlad! (by abu)
by SwimToTheDeath
Looping infinitely?
 
Hey guys, This is a homework assignment for a C++ course I'm taking, I'm fairly new to C++ but I'm familiar with other languages such as Lua, some Java, and ...
[7 replies] Last: Change while (goAgain == "Yes" || "yes" || "y") { to while (goA... (by LB)
by Superdude
Vector with my own class not working
 
I have a settings class and a settingItem class. The settings class has a vector of settingItems. The vector is not working: error C2065: 'settingItem' : un...
[8 replies] Last: The linker cares not for that which is unused. (by LB)
by jmyrrie
char* string
 
Hello again! I've been studying but I don´t understand few things, hope you could help me.. 1. Let´s say I want the user to enter a name : How do I save ...
[5 replies] Last: No, I didn't I will :D But thanks!!! ------------------- amazing i... (by jmyrrie)
by Ceset
char types
 
int a = 1; a++; and now a would be 2. the question is i get it how an int or other numerical types of datas increases and if: char a = 'x'; a++; a would be...
[4 replies] Last: hmph. that was pretty informative(2^8) ty (by Ceset)
by ekbanz
Good API to learn
 
Hi everyone, so basically i'm looking for a good API for a beginner, i just finished studying C++ and now i want to start studying Graphics, which of these foll...
[18 replies] Last: Also, understand that FreeGLUT and GLUT are two different things. GLUT... (by closed account S6k9GNh0)
by G8rCre8or
Failing to get input
 
Good morning, Yes the following question is regarding my homework but, I have written the code, I am not asking for someone to write it for me. I am supposed...
[13 replies] Last: Ok, thanks. :) (by Superdude)
by rmxhaha
Having trouble building with CMake
 
I Use codeblocks 12.11 with it's default compiler, I Use CMake 2.8.11 I am trying to compile Box2D I build ok, but there is no linker (*.a) generated ...
[8 replies] Last: Assuming that is your the output directory I mentioned above and the l... (by Computergeek01)
by ajith55
How to calculate in C++?? PLS HELP ME?
 
How to compute financial ratio in C++ with using header file? Calculate in c++ program with 3 different file. - 2 file (cpp file) - 1 file (header file) I...
[7 replies] Last: Rechard pretty much covered it. Also you may want to look at this arti... (by Austin J)
by Gaminic
Using a parametered/templated comparison object for priority_queue
 
Hey guys, Sorry for the long title; it's not as longwinded as you may think. On several occasions in my project, I need to sort elements (indeces) based o...
[1 reply] : Think I've found it due to a relevant StackOverflow topic 1 : std::p... (by Gaminic)
by Ceset
cannot call mem....
 
hi everyone i was trying to make a func that will help programmer to lessener work here i declare it in my MCLoad.h header bool Load(SDL_Surface* name, std::...
[7 replies] Last: yes thats what i m gonna do. i just quit for a while. like a few days ... (by Ceset)
by Aaron Vienneau
C++ Algorithm: Connectivity
 
I'm reading the first chapter of Algorithms in C++: Part 1 - 4 Fundamentals, Data Structures, Sorting, Searching and have a question regarding an exercise the...
[2 replies] Last: Hehehe. Sets starts at N. Where N is the number of items to connec... (by Aaron Vienneau)
by michael22
matrix fonction
 
Hello, I can not compile this program, had sent me some code, but it can not compiler.S it Please look at this program. I still have ONLY print the square roo...
[3 replies] Last: The code does use one construct that is not part of standard C and wil... (by keskiverto)
by jax666999
panoramic view
 
I've been tasked with righting a program that accepts three images and combines them into a panoramic view I'm having trouble getting started any advice?
[2 replies] Last: This is what I've got so far I'm working on adapting it to take three ... (by jax666999)
by mrcervello
C++ windows form
 
Hello to everyone. I have a project in visual studio 2010 with some forms. In the .cpp file of every form I've defined the function in this way: void name...
[1 reply] : you need an instance of name_form in order to access the function pl... (by coder777)
by kulkarnisr
How to replace my circular buffer
 
Hello all, My requirement is to store the request coming from the device into a buffer. As of now we are using Circular buffer[ char array of size 4K bytes]. S...
[5 replies] Last: > But is it not possible to replace the circular buffer using containe... (by JLBorges)
by geeloso
Any in-built C++ functions for base conversions??
 
Hey guys, I wrote a program that used recursion to convert between the number bases some time ago. I am currently working on some pointer values (for class obj...
[12 replies] Last: the system generated them(in hex) When you say "the system" "genera... (by andywestken)
by arvind1
making general list error
 
hey I compiled this program.but i got an error "segmentation dumped".Can anyone plz explain me the error in this #include <iostream> #include <iomanip> ...
[4 replies] Last: Some irregularities that I see are as follows: 58. cout<<"\n"<<head... (by abhishekm71)
by MienTommy
Function Pointers on "C++ Primer Plus" Confusing Me
 
Here is what is confusing me: const double * f1(const double ar , int n); const double (*f2)(const double ar , int n); const double f3(const double ar , int ...
[10 replies] Last: "C++ Primer Plus", you say? This book has a significantly bad review. ... (by LB)
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