General C++ Programming - March 2013 (Page 32)

va_list or operator overloading in the case of adding strings.
void incr(unsigned short x,...){ va_list arguments; register unsigned char *cur_arg; va_start(arguments,x); do{ cur_arg=va_arg(arguments,unsigne...
Mar 12, 2013 at 11:25pm
[no replies]
Help With Scheduling Program
Hello all. I'm trying to make a program that--using the provided date--will create the optimum schedule to see 3 different movies. The data provided will be:...
Mar 12, 2013 at 11:07pm
[no replies]
What is wrong with my stack?
I built a stack, and it runs fine is I put the main function in the stack.cpp file instead of using a seperate cpp file for main, but once I put main in its own...
Mar 12, 2013 at 11:06pm
[3 replies] Last: An often used convention is to put your templates implementation into ... (by tcs)
Can anyone help me with this? any help would be greatly appreciated!
Okay here is a program that i have to write but i cant seem to get to run with what i have. /***************************************************** Write a...
Mar 12, 2013 at 11:02pm
[3 replies] Last: I'll give you a skeleton program //preprocessor directives example... (by Yanson)
by ljs
timing a program
Hi! I have a code and I amn considering 3 implementations for a particular piece of it. I need to measure which implementation is the best in terms of performan...
Mar 12, 2013 at 10:57pm
[2 replies] Last: May be you'll find some interesting articles when search cplusplus.com... (by tcs)
free() invalid next size (normal)
Hello, There is my Integrator_Cauchy class: template <typename T_out,typename T_contour ,typename T_in> class C_Integrator_Cauchy: public C_Integrator{ p...
Mar 12, 2013 at 10:43pm
[1 reply] : http://jcatki.no-ip.org/fncpp/TestCase (especially points 6 and 7) s... (by ne555)
How to check if std::hex is set
I have made a class named luint for handling very large unsigned integers. I want to overload the input and output operators std::ostream& operator<<(std::ostr...
Mar 12, 2013 at 9:48pm
[1 reply] : if (stream.flags() & std::ios::hex) { // "std::hex is set" } ... (by Peter87)
Line to Line intersection not working.
I am trying to do some bullet collision detection in a platform game. I want this to be continuous collision detection so my method is 1. To represent a bullet...
Mar 12, 2013 at 8:29pm
[4 replies] Last: Ok, so I've fixed it now. Turns out it was a dumb-ass mistake I'd made... (by closed account 2NywAqkS)
Text-based game idea
I want to create a text-based game with C++, running on the console. Since it is going to be an online tutorial, I wanted to know what you guys might think of ...
Mar 12, 2013 at 8:19pm
[2 replies] Last: Thanks! What kind of text games do you think are good for beginners? 1... (by Donanza)
Rectangle Class C++, please help!
my professor is asking us to make rectangle classes with C++ can someone make the following program easier to understand please? thank you! Design a class n...
Mar 12, 2013 at 8:14pm
[18 replies] Last: As ajh32 said especially on this web site. The examples there will fit... (by tcs)
COSINE not working properly
Good morning everyone, I'm writing my first program using windows form. i have included math.h. when evaluation a cosinus of a number. the value i get is wron...
Mar 12, 2013 at 8:08pm
[7 replies] Last: I make 2.0*cos(1.57) approx 1.59e-03 But 2.0*cos(3.14159265/2.0) appr... (by mik2718)
by qingze
About Normal distribution
I am generating random number of normal distribution (0,1) but i suspect maybe I have done it wrong. The generator I use right now is srand(time(0)); std::...
Mar 12, 2013 at 7:47pm
[4 replies] Last: You have defined two random generators gen and generator . One is p... (by Peter87)
Callback Quandry as in "HELP !!!"
I am fairly new to C++ but have 15+ years in C. What was relatively simple in C is confounding in C++, passing a callback 'address' to be used for a dynamic cal...
Mar 12, 2013 at 7:16pm
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Run-Time Check Failure #2 - Stack around the variable 'aux' was corrupted.
cant find my error :S Run-Time Check Failure #2 - Stack around the variable 'aux' was corrupted. #include<iostream> using namespace std; bool TestaSe...
Mar 12, 2013 at 7:08pm
[7 replies] Last: simply your loop should be declared correctly.. int Iarray = {0}; ... (by joneele)
Dynamic Memory use and explination?
I have been going back over C++ and there seems to have been a lot of stuff that I didn't cover. I learned it from TheNewBoston so I blame him for not finishing...
Mar 12, 2013 at 6:50pm
[6 replies] Last: Ok thanks for the help! =) So int* x; points to nothing (a null poin... (by CppCoder101)
by cppct
Exception Handling
What is the need to go for nested try-catch like as below void f() { try { //Some code try { //Some code ...
Mar 12, 2013 at 6:48pm
[2 replies] Last: Like @MiiNiPaa has stated it is difficult to say due to the lack of co... (by ajh32)
Winsock program that performs simple math
I have an assignment that takes existing client and server code that's currently able to connect over an address and port and share data. We're asked to add ...
Mar 12, 2013 at 6:37pm
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Help on a coordinate plane
Hey can anyone explain to me on how to contrusct this and make it complie? i was looking through my c++ book but im still new too this and i was confused on thi...
Mar 12, 2013 at 6:34pm
[1 reply] : int main(){ const double X_ACC = 0; const double Y_ACC = -9.8... (by MiiNiPaa)
Trees
Suppose you have a tree, with root node R and the you must paint every node in the tree red. You may only paint a node if you have painted its parent. How many ...
Mar 12, 2013 at 6:29pm
[no replies]
long run time
I HAVE BEEN TRYING OUT PROJECTEULER.NET PROBLEMS I AM HAVING DEV C++ ON MY 64 BIT SYSTEM I AM A ROOKIE IN PROGRAMMING BUT MY ALGORITHMS ARE CORRECT WHAT H...
Mar 12, 2013 at 5:24pm
[2 replies] Last: Please use code tags (look for the <> button)to make your code more ... (by cire)
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