General C++ Programming - July 2012 (Page 30)

by Miffiq
Reading integer from file, in digits
 
Alright, so I have a file, filename.dtbf, that I create in my program the first time the program is ...
[10 replies] Last: I need each digit to be in a separate int. So why aren't you doing t... (by Miffiq)
by dianavidol
cipher not encoding more than one word
 
my encoder will not encode anything after it sees a space I used the getline function but that doesn...
[1 reply] : Why are you using cin>> immediately before getline()? Try just using o... (by Zhuge)
by Miffiq
Login System (with database file)
 
Alright, so I need a program that will read to see if a database file exists, and if it doesn't, ask...
[4 replies] Last: Figured it out myself. Just sat down and started thinking... Anythin... (by Miffiq)
by drogbatorres
HELP CREATING LINKED LIST OF VECTORS
 
Hi, I am trying to create a linked list of vector in my program. And, obviously, it is not working. ...
[1 reply] : Your post contains three occurrences of the word "list", and somehow n... (by Catfish2)
by Script Coder
Problem with openGL compilation
 
Hello, reading the tutorial on the site openglbook.com on chapter one, but cannot seem to compile th...
[3 replies] Last: Try http://www.transmissionzero.co.uk/computing/using-glut-with-mingw/... (by ne555)
by guilhermecm
Reading ifstream until predefined character
 
Hello all, I am programming a circuit simulator that reads PSPICE netlists...well, so the program b...
[5 replies] Last: well, I did it and it actually worked, so problem solved (in 3 or 4 li... (by guilhermecm)
by iamlms
How to declare(not define) a class with a derived relationship
 
Given a class B and its derive class D: class B {...}; class D :public B {...}; Then in...
[4 replies] Last: Yes. Either include "D.h", or use cast. I think no other way. Thanks. (by iamlms)
by Peter87
enum class as map key
 
I'm trying to use an enum class as a key in an unordered_map. But this fails to compile: #include <u...
[5 replies] Last: > I guess I just have to specialize std::hash for my enum classes Req... (by JLBorges)
by TheNavigator
Dealing with SQL/ODBC
 
Hi there guys. I'm an algorithm C/C++ coder. I'm currently developing an application that's much wid...
[3 replies] Last: It's the string you pass to the ODBC driver that tells it how to conne... (by kbw)
by hooshdar3
function_pointer_1
 
Hello. Assuming the following definitions: int add(int a, int b) {return a + b;} int (*op)(in...
[6 replies] Last: > I now look for the reqasons for the error. The binary + operator ... (by JLBorges)
by takzee
Passing class as parameter
 
Hello , this is the program I made to calculate matrix operations , I did most of the arithmetic par...
[11 replies] Last: Your problem seems to be your confusion about the use of the & symbo... (by Galik)
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