General C++ Programming - May 2012 (Page 37)

by protoolspower
Someone Please take a look And see If you can Help me find whats wrong
 
My code will not compile. How do i get the string to work correctly? I am used exactly what my professer put on the board. This program should be compiling. I ...
[7 replies] Last: I don't see any reason why it wouldn't compile, but there are some pot... (by cire)
by Alan Ing
Program to plot Trajectory of an electron in a H-2 ion in c++?
 
Hi, I have to write a program to plot the trajectory of the electron in the Hydrogen (H2) ion. I have a list of steps that i need to follow but i absolutely suc...
[2 replies] Last: Nice one. Thank you so much for going through the trouble to do this. ... (by Alan Ing)
by Henri Korpela
Member function pointers to static function pointers?
 
Hi, all! I was trying to take advantage of variadic template arguments introduced in C++11 . Here's my code so far: template<class Return, class... Args> cl...
[1 reply] : [quote=Henri Korpela] typedef Return (*function_t)(Args...); functi... (by closed account zb0S216C)
by Whovian
C++11
 
I'm on a MAC OS X Lion, and I've tried developing via Xcode, NetBeans, and Code::Blocks. They work quite well. But I can't use C++11. I don't know much about...
[no replies]
by Dan Feerst
Returning an array
 
Hello, I am trying to implement a simple function to return an array and I'm not having much luck. The program compiles but I am having trouble calling the ar...
[1 reply] : You're returning a pointer to a float, so you should catch it with a p... (by Gaminic)
by menewbie
file reading
 
Hello ! i can read the file in C++ but don't know how to read it between two points to read the whole file string STRING; ifstream infile; infile.open("fil...
[no replies]
by closed account 4ET0pfjN
Pass by address
 
I'm confused for the two functions here b/c although both pass by address so implies uses a pointer in the function declaration and in the call in main, the fir...
[4 replies] Last: Indeed, C-style arrays carry several scars of backwards compatibility ... (by Cubbi)
by Mannah
double scripting operator !!!
 
Overload the operator () to perform the double scripting operations. for example, in a 3-by-5 Matrix called a the programmer could write a (1,3) to access the e...
[3 replies] Last: Peter87 is absolutely right; I scanned over the code too quickly. Tha... (by Gaminic)
by closed account S6k9GNh0
C++ overloadable operators
 
I'm often confused as to what I can and cannot do with C++ operators. Would anyone care to link me to a well-defined list of each operator and how to overload t...
[2 replies] Last: http://en.wikibooks.org/wiki/C++_Programming/Operators/Operator_Overlo... (by closed account 1yR4jE8b)
by tobydog
C++ programmer needed. £200 for small project
 
i am looking for a C++ programmer who can create something for me for my research. it would need to be created within the next 5 days and i would pay a minimum ...
[no replies]
by Baso
Qt developer
 
For all Qt developer, I wanna ask a questions am I able to develop apps with Qt for all devices that work with Symbian OS even the non Nokia devices like some...
[2 replies] Last: Thank you "TheDestroyer" (by Baso)
by adilsheikh
2 dimensional dynamic array ascending order
 
Below is this code ive written for an assignment. The program simply takes in data for a variety of students and performs a variety of tasks on the data. For so...
[no replies]
by Real Hyder
Trouble in code
 
Actually I have to write a program that displays average, highest and lowest temperatures which displays something like: "Enter the number of consecutive days ...
[4 replies] Last: Some of your declarations and prototypes don't match up. Similarly, s... (by MrHutch)
by rutharanga
Ambiguous Symbol error in C++
 
I have a method called RL in main class of my Ogre3D project. It gives me an error Error 7 error C2872: 'list' : ambiguous symbol Function prototype o...
[4 replies] Last: I don't think the problem is in your prototype function since you expl... (by codekiddy)
by piyush0945
Sorting
 
Can anyone suggest me how to check whether a given linked list is nearly sorted or totally random??? right now what i am doing is checking half the list ...
[no replies]
by nick92
function proplem
 
hi i need help with this exercise max of 5 numbers using function
[6 replies] Last: @Peter87, I like it. (by MrHutch)
by DavoplusPlus
help please with program
 
Dont know whats wrong can i get some help? program wont run properly so far. #include <iostream> using namespace std; void printDescription(); void cal...
[1 reply] : line 8 cout << string( 20, '\n' ); should be cout << "20\n"; li... (by codekiddy)
by Zephilinox
Is this a memory leak? vectors
 
std::vector<Pie> PtrPie; Pie* ptr1 = new Pie; PtrPie.push_back(ptr1); delete *(PtrPie.begin() + index); // deletes Pie, index is the position of the ptr, this...
[2 replies] Last: thanks, I've been using lists for too long, completely forgot I could ... (by Zephilinox)
by Wesley Talbot
Program wont sort, or print
 
So most of the components all work on this program, but the sort does not see to work and i can't find a way to fix it. Please help. #include<iostream> ...
[1 reply] : xxx.cpp:23:38: error: no match for ‘operator<<’ in ‘outfile << s... (by Shinigami)
by vasimr
Function Efficiency Question
 
Does anyone happen to know if there is a difference between the following two functions at run time? void Func1() { if( false ); } and void Func2...
[3 replies] Last: Every mainstream C++ compilers has some level of support for dead code... (by JLBorges)
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