49,765 Topics
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 | I want my program to run on start up through editing the registry, how would i do that? Certain API's? or a specific way through c++ to do it? Or is that even the right method? Basically i would prefer to not use the startup folder in XP. |
| | if the object is created on the stack, the destructor is called automatically when the object is out of its scope. if the object is created on the heap using new operator, the destructor is fired explicity by using delete keyword. i created an example to demonstrate both cases: [CODE]#include … |
| | Hello everyone, I'm into writting a project ,that's all about dealing with directories and more specificly to code something that finally well work as"windows command prompt" in standard console.... i Got alot help from the experts here & got alot progressed, But a bug has occured in between: yestreday i …  |
| | HI, I have exe file writen in c++ or c and wanna decompile it to source code. Is that possible? If it is, is there any decompilet that can do that? thanks! |
| | when i run my application i got "Memory fault(coredump)" run-time error, what might be the possible cause for this? Thanks |
| | I am trying to sort a linked list, and not being terribly familiar with sorting algorithms, I just found a merge sort on Wikipedia and decided to go with it. Hence, I apologize if I'm missing something obvious. Based on the printout statements that I inserted into the code, it … |
| | Hello, I'm currently programming a C++ Snake game and I'm stuck at a particular part of the program. This particular part had me wondering for sometime now, and I've got absolutely no idea how to work it out. I want to implement a collision detection between two snakes that would … |
| | Hi, Could some one point me in the right direction. I'm trying to get a value thats in a file between tags. for instance: I'm reading an array out of a file per line example: [code=C++] myArray[0] = "<FILE_NAME>Testfile.dat</FILE_NAME>"; [/code] What i'm trying to do is to read every field … |
| | Im not sure if this is how the process would work, but if i am to say create a header file named myheader and in that header wrote [code=c++] #define functionName { code... } [/code] and then wrote a .cpp file and in the source code I would #include <myheader> …  |
| | I'm programming this RPG, and I can't get past the first battle. I can't figure out how to get the computer to break the loop when then enemy's health (enhp) is less than 1. I tried using an if statement, but then it didn't loop at all. Could you guys … |
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| | What do I need to gather all lines of numbers say 88 on one line, and 92 on the second and so on? I have: ifstream theFile("grades.txt"); theFile >> sc1 >> sc2 >> sc3;// this gives me each number, but I need to be able to read them all then …  |
| | Hi. I'm David a newbie. I have just started Classes in C++ and I'm doing a GPA Calculator program. I have most of the program working but the average calculator seems to be giving me trouble. Please help. This is open to constructive criticism. All inputs will be gladly appreciated. … |
| | Hi, I'm working on learning OpenGL using Visual Studio 2005 and I ran into these errors: [code]1>circle.obj : error LNK2019: unresolved external symbol __imp__wglDeleteContext@4 referenced in function "long __stdcall WndProc(struct HWND__ *,unsigned int,unsigned int,long)" (?WndProc@@YGJPAUHWND__@@IIJ@Z) 1>circle.obj : error LNK2019: unresolved external symbol __imp__wglMakeCurrent@8 referenced in function "long __stdcall WndProc(struct HWND__ … |
| | this is the quick sort and I know that it has O(n^2) time complexity at worst case (when data is already sorted) put how I count the operation that makes this time complexity i.e which part of the code will mostly excute when elements are already sotrted so that when … |
| | I have declared kbSize as an integer earlier in my code as a global variable, so there's no confusion from replies with it being local, and have a formula that process's its value, but for some reason when my program hits this if statement, it always calls timeStamp(); even when … |
| | I'm working on an assignment that I need to move a sphere around the screen with the keyboard arrows. I got the movements working and all that. But I'm drawing a blank on an "if" statement to prevent the image from going off the screen when the edges are reached. … |
| | Hi all. I am trying figure out why the compiler is giving me this error message: error LNK2001: unresolved external symbol "double __cdecl calcWindChill(double,double)" (?calcWindChill@@YANNN@Z) HomeWork3.obj I've declared, defined , and called the calcWindChill() function. I've obtained the values needed to feed into the function. They're not getting put into …  |
| | I have to create a program that reads data from a file about census info specifically a last name and the frequency of which last name appeared in census. I have to call a function to read in the data, calls a function to display the data, do a binary … |
| | Hi Guys, I am trying to serialise a SAFEARRAY to a string. I tried this: SAFEARRAY* content; ... CComVariant value( content ); value.ChangeType( VT_BSTR ); BSTR bstrValue = value.bstrVal; _bstr_t temp; temp.Assign(bstrValue); std::string content(temp); However I get this error: error C2040: 'content' : 'std::string' differs in levels of indirection from … |
| | I'm currently developing a program to scrape my university's online timetable system and then convert the resulting data to iCalendar data. It's a learning exercise for me(I'm teaching myself C++) and there's a few things that still get me. I've been using XCode as my IDE for a while and … |
| | I'm getting a compile error with this bit: [code]int valid(const char str[]){ int i, total = 0, multiplier = 10; for(i=0; i < 11; i++){ str[i] * multiplier += total; //this line is an invalid lvalue multiplier--; } if(total % 11 != 0) return 0; else return 1; [/code] I … |
| | I have an assignment for class and I am having a bit of trouble. I need to do a few things to improve the efficiency of this program. The first thing I am having trouble with is that we are supposed to modify the shuffle function to loop row by … |
| | Hello, I've been trying to solve a problem for quite a few hours. There's a 3x3 matrix with the digits 1-9 randomly placed. The task is to palce the digits in a particular order so that every number formed on a column or roll or diagonal can be devided by … |
 | I want to know how to position and rotate a gun to make it look like it does in other FPS games, any help?!? |
| | is there a way to contain the text in a normal format when writing out to a text file? By this i mean, if i have cout output a million a's, instead of one long line if u open and view the txt file, it is many rows. Thanks |
| | I have made a Form application that contains of 2 Forms. In these 2 Forms I have added controls and a lot of code behind. How will I "Close the code" to this project so no one can open it and see all my code that I have done. I … |
| | Hi Dears! I am a Beginner, Please Help Me. If you Can Help me to find out how to sort a 2d arrays of characters with [U]recursive bubble[/U] sort algorithm. I have got something but it doesn't work. what is my mistake? I Did codes below So far, but it … |
| | Hi. I am making an application that will use the screen and do something with it(live). My problem is that when i do that i get the previous screen made by my program last time i updated the window what would you suggest i do? any help would be appreciated. |
 | [icode] someprogram.cpp -----------> #include<string> | | #include"someheader.h" V someheader.h --------------> #include<string> [/icode] what happens if I do this? Is it necessary to include the headers into all files that use them, or can you just go [code=C++] #include<string> #include... #include"someheader.h" #include"anotherheader.h" [/code] and string and other required headers will be … |
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