49,760 Topics
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 | Ques: The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number 600851475143 ? I came up with the following code. This did compile in VC++ Express Edition without any errors/warnings. But i only get a blank output screen. Someone plz … |
 | how would i be able to make pictures capable of animating like the attached picture? |
| | I made some simple mistake (conversion?) in my program.. I will be gratefull if anyone has an idea what's wrong with it;) The problem is not with the algorithm itself so I am not explaining it - the problem is: why the condition placed in the code between // HERE … |
 | For the 2 parameters lpClassName and lpWindowName in FindWindow, what do i throw in there to hide all open windows? Is this possible? MSDN makes it sound like if both parameters are null, that will do the trick, but before i test it, i want to make sure that works … |
| | Hello all, I am using VS2008 and I have a solution with 3 projects. One is the Loki library, another one is a library designed by me and the other is a small application that uses a part of my library. The Loki project is a static library. Mine is … |
| | Hi All I am using the code below to get ACL information from files on Windows (in this case Vista). I need to know wether or not a trustee is a group or a user but when I loop through each trustee they all say "TRUSTEE_IS_UNKNOWN". Am I getting something … |
 | hello,, my first post here.. im a 1st year CS student.. i need a help on having the idea of how to make this assignment.. i need to make a program,,a question bank,, with this functions: 1. Add a question 2. Delete question(s) 3. Modify a question 4. Display question(s) … |
 | Hi. I was just wondering if you had any opinions/recomendations on some Text Editors. Specific editors I was wondering about: Dev-C++ Vim Emacs. Any input would be greatly appreciated. |
| | Hi all, ok i have just started learning C++ today and i have download "Visual C++ 2008 Express Edition" and i am trying to make the "Hello World" program. I clicked on "Create Project" and then "Win32 Console Application" and then typed in the name "Hello World" then i right … |
| | Hi Guys, Am trying to edit a file in C++. Am using TurboC++ (and have to stick to it only :P ). I have to functions, find_detail() and balance_update(). What am trying to do is find the position of balance in the file, store it in a int variable, then … |
| | Hello, I have a BinaryHeap class that uses template <class Comparable> as follows: [code] template <class Comparable> class BinaryHeap { public: explicit BinaryHeap (int capacity = 0) const Comparable & findMin( ) const; ......................................................... private: int currentSize; vector<Comparable> array; ........................................................ }; template <class Comparable> const Comparable & BinaryHeap<Comparable>::findMin( ) const … |
| | this program is just messing around with file i/o, and then i stumbled across something that i¨ve clearly forgot or missed in the tutorials i've read. my 'guess' is its the to if statements messing up (or perhaps rather their else's) i know i used goto and that means i … |
| | Hi to all I have a project, and I found 2 the errors in derived class, says the first: 'BaseClass' : base class undefined the number of error is :Error C2504: and I include the file: #include "BaseClass.h" and make declare base class with extern. but still the error. ......................... … |
| | Hi, experts. I want to test whether (third library) function (say X) is interruptible or not. For this, I want to create two threads one for calling function X, the other for interrupting (sending signal) to the first one while it's inside the function X. But I don't know the … |
| | On This web site is frist time i heard of C#. I am skilled in C++ and was wanting to know if C# is an advanced version of C++, kind of like C++ is an advanced version of C... |
| | I made an application in Builder C++ 6. It contains few graphic elements, few image lists. I use drawing on Canvas. After short using my application, following message appears: "out of system resources". After it, my application behaves strangly and freezes. I use onPaint event. My exe weights 2200 KB  |
 | I quite don't get it! I've got a memory access violation on a perfectly normal code string. Error occurs when starting the application. I can click continiuse and everything goes on ok. And more. If I enter a breakpoint before the bad line it doesn't stop there but the error …  |
| | Hi guys , i am very new to this language so can you tell me which style below function is showing in C++. [CODE] SmeConfigRnc::SmeConfigRnc(uint32_t rncId, uint16_t pc) : m_RncId(rncId), m_Pc(pc) { //Allocate userId m_UserId = SmeConfigMgr::GetInstance()->GetFromFreeUserIdPool(); printf("Allocated for RNC, User Id=%d\n", m_UserId); //Allocate mtpSap m_MtpSapId = SmeConfigMgr::GetInstance()->GetFromFreeMtpSapIdPool(); printf("Allocated for … |
| | hiz, well i have a question regarding to for and while loop i want to create such a triangle with "*" * * * * * * * * * * (its not right angle triangle, its equilateral triangle) and 2nd thing, what if i want the USER to put … |
| | What is the first term in the Fibonacci sequence to contain 1000 digits? so i made a program that finds the fibonocci's sequence (fs). I tried to do it recursively but it takes too long for big numbers. so i made a manual one. BUt as i count how many … |
| | Hi to all, I have just started programing with C++ but I am having some problems with linked lists I have this easy homework that I cant compile correctly. [B]We have this structure:[/B] [CODE]struct rekord { char key[10]; int nr; rekord next; };[/CODE] [B]Write a program that reads the elements … |
 | My C++ is basic but improving and I am trying to use a C++-based development kit (SDK) for some image processing software. The documentation and support for the SDK is limited. The SDK provides a linked list class and I am keen to utilise this. The class allows me to … |
| | hi, I'm running code::blocks on ubuntu linux 8.10. I am writing a game in SDL. i have all the SDL libraries installed. everything worked perfect. including SDL_tff. then my computer shut off and now when i try to run the project again, I keep getting "undefined reference to `TTF_RenderText_Solid`, `TTF_Init`, … |
| | Could some please explain why this code is outputting 1 when it should be 1.5; [code=C++] #include <iostream> using namespace std; int main() { double a = 3/2; cout << a; } [/code] thanks |
| | Greetings: My name is David and I am a beginner in c++ and I am looking to join a Project Team of c++ programmers of various skill levels to increase my knowledge in c++. I would like to know if anyone knows where I can go to join such a … |
| | Hello. This is my first problem post on Daniweb so feel free to overload me with info even outside the scope of this overloading problem. I have a class Point where I have overloaded the + operator and I'm trying to overload "operator=" so that I can right something like: … |
| | Hi, What I'm attempting to do is send data from one class, to another and then store it in that second class as an array. E.g. file class1.cpp [CODE=c++]class1{ Class2 c; c.methodAdd(Variable1, id); cout << c.methodGet(2); }[/CODE] file class2.h [CODE=c++]class2{ typedef string StringArrayPtr; StringArrayPtr *array = new StringArrayPtr[3]; //create the … |
| | Hi, its me again, How would I go about reading in the same file twice?? What I need to do is read it in the first time, and count how many lines there are between two words (in the middle of the file somewhere - see example below), create and … |
 | Hello again. Once again another problem... Well i made a very good string class, only problem is, i don't know how to use an operator= for assignment. I have operator='s programed in but i don't know how to make it an assignment operator. for instance: [code] String str1 = "Hello"; … |
| | please can anyone help me in writing code for the below question in c++ as am weak in c++ a. Write and test a function for the vertex-insertion algorithm (insert a new vertex, given a specification of all vertices adjacent to it) |
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