49,756 Topics
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| | Why did Microsoft Visual C++ developers choose "Form1.h" for us to put all of our source code in, instead of a Form1.cpp? I find the Form1.h file to grow without bound; thousands of lines... in an "h" file! Walt  |
| | Hi, How to set background image of CTreeCtrl? And also how can i set different colours to different items of CtreeCtrl? |
| | Hi all.. I would like to convert a hex to CString format.. I had try like below I shown, but failed to convert into CString format that I wish to.. Here is the example I tried.. CString sz; unsigned short test = 0xB0FF0000; sz.Format("%X", test); then I got sz = … |
| | whenever i compile in code-blocks for wxwidgets following error is generated but when i priview the wxform it shows the form . i really don't know what is this. ||=== banking, Debug ===| WxWidgets.org\wxMSW-2.8.10\wxMSW-2.8.10\include\wx\platform.h|196|wx/setup.h: No such file or directory| WxWidgets.org\wxMSW-2.8.10\wxMSW-2.8.10\include\wx\chkconf.h|103|#error "wxUSE_DYNLIB_CLASS must be defined."| WxWidgets.org\wxMSW-2.8.10\wxMSW-2.8.10\include\wx\chkconf.h|111|#error "wxUSE_EXCEPTIONS must be defined."| WxWidgets.org\wxMSW-2.8.10\wxMSW-2.8.10\include\wx\chkconf.h|119|#error … |
| | These are my examples: [code] /*int WriteFile(const char* file_name) { fstream file; try { file.open(file_name,ios.out); file << "67"; //file << "I miss you very much."; file.close(); } catch(exception& e) { cout << e.what(); return 1; } return 0; }*/ /*int ReadFile(const char* file_name) { fstream file; file.open(file_name,ios.in); if(file.is_open()) { string …  |
| | Hi I am 'trying' to get my head around multi-threaded programs. I have a working program (single thread) that uses a socket to listen on a particular port and exchange info with a client(s). The basic program structure is this (most declarations and error-checking removed for clarity): [code=c++] ... /* … |
| | Why does'nt the following code work? [code="cplusplus"] #include <iostream> class X { public: X() : m(0) { } virtual ~X() { } protected: int m; }; class Y : public X { private: class Z { void do_something() { std::cout << m << std::endl; } }; }; [/CODE] I get … |
 | hi! can someone give me some idea what kind of game is easy to do in c++? or kind of a system.. it is for our project..I'm thinking of doing text twist..can someone give some other idea? thanks very much!!! |
| | okay, i usually create beg programs and they often compile. for some reason, this one is not compiling at all. i cant seem to figure out whats wrong. my objective is to prompt user to open a file named "data.txt" have HELLO WORLD printed in a scrambled version to a … |
| | dear sir... i got a confusing of this... [code]ifstream is; Char c, temp_isi_file[100]; int i; is.open ("b.a"); memset(temp_isi_file,'\0',100); while (is.good()) // loop while extraction from file is possible { c = is.get(); if (is.good()) if (c==',') { //cout << temp_isi_file << ":" ; [COLOR="Red"]textBox1->Text = Convert::ToString(temp_isi_file);[/COLOR] i=0; c='\0'; memset(temp_isi_file,'\0',100); } … |
 | Hello, I was trying to create a Coalesced hash table by self teaching myself using various sources. I fixed most of the errors, but when i compile on either my visual C++ compiler or Dev -C++ both saids there is a undefine linker reference for the hash members in my …  |
| | i am in beg c++ and my instructor is asking me to find "some other combination that also does not work! Your loop should prove something similar for values other than 10 cycles, steps of 0.1, and a sum of 1." i found 1 combination, which is in my program … |
| | IT is defined in the back of my book but can't be found in my program. |
| | Here is my function that reads in a list of integers and doubles the size of the array if there are too many inputs. The current size of the array is 10. [CODE=C++] int* read_list ( int *list, size_t *list_size_ptr, size_t *array_size ){ size_t index = 0; int *new_list; while … |
 | Hello, I'm new here in DaniWeb, and this is my first post, but i'm learning [I]C++[/I] and before this i was reading some tutorials in the internet of the [URL="http://www.adobe.com/br/products/air/"][I]Adobe AIR[/I][/URL] development, but if Adobe AIR is so much easy to learn and [I]C++[/I] is a very flexible and good … |
 | console.cpp: [CODE="c++"] #include <iostream> #include <string> #include <vector> using namespace std; template <typename T> T #ifndef _DEBUG & #endif val(const T& x); class A { private: public: void f(); }; void A::f() { val(1);// deleting val solves the problem } int main() { new A; cin.get(); } [/CODE] general.cpp: [CODE="c++"] …  |
| | Hello. I am quite new to c++ but am working on translating a prime generator I have made over from c#. I have everything working well but have found that c# can output to file faster than c++ (by around 10%). This is once the 'working out' is done. Here … |
| | I've been programming in C++ for 20 years and finally got the size of my mains down. I've been programming in C++/CLI for about 20 days, and I'm back to my old buggy-boo, uncontrolled file size. In this case it is the Form1.h file. It has about 20 controls using … |
| | Hi, I have developed a lot console applications in C++ using Visual Studio Express and I am curious how much effort it would be to wrap them with a ultra simple GUI? Do I have to purchase MFC or code hunded of pages in order to accomplish this in C++ …  |
| | Alright, I'm down to the nitty gritty absolute end of a fully functional hangman game. There is just one part where I am absolutely stuck. When you get a wrong guess, the game successfully draws the gallows. I have no issues with wrong guesses. It's the right guesses that has … |
| | Okay so, It's my first time on C++. They say you can use C++ to make games, so I want to learn about C++. (remember I'm a big newbie) So my question is, how does C++ work? Like if you put the C++ code in notepad, save it, open it, …  |
| | i have to make a program to find the intersection of two strings, i have made program but its not working. any help will be appreciated.:) [code] #include <cstdlib> #include <iostream> using namespace std; void intersection(char *str1, char *str2) { int len1,len2,i=0,j,flag=0; char temp[30]; while(*str1!='\0') //outer loop for 1st string. … |
| | ITS ALL THE WAY AT THE BOTTOM OF MY IMPLEMENTATION FILE. MAIN [code] #include <iostream> #include <fstream> #include "line_test.h" using namespace std; int main() { //open up file to be read string input; ifstream in; cout<<"enter file name which needs to be opened\n"; cin>>input; in.open(input.c_str()); while(!in) { in.close(); cout<<"the input … |
| | please download the VC++ express 2008 project attached. it has linker errors. please help me solve the problem. |
| | Hi guys, I am in great trouble. I want a c++ project within 1 week!!!! But my teacher wants the topic name tomorrow ! pls help me give me some project ideas project should be simple&is in c++ language graphics are not allowed it can be management projects:sad: |
| | Hi ancient dragon. i need to extract specific words from 2 different point (directors and writers in a text file), like delimiters example of the text file below: i want [B]alex proyas[/B] to be extracted. words........ [B]DIRECTOR:[/B] alex proyas [B]Writers[/B]:...... this case is quite similar to the one above, but.... …  |
| | Getting an access violation error when I get to the array sort code... Here's the code. Any thoughts? [code] // sort the shape arrays by area for(int i = 0; i < total - 1; i++) { for (int j = i; j < total; j++) //start at i { … |
| | I am working on an assignment that basically requires a class INT that operates similar to the int standard class... Below is my code. All seems to be working, with the exception of handling this line: INT x,y = 6; should assign 6 to x and y. Assigns only to … |
| | So on my last post, I asked about how to make C++ codes to work. This time I want to ask. How should I get started? Where should I get started to learn C++. Or what should I learn before I learn C++? Everything please XD. Oh and, I'm 12 … |
| | Well technically I don't know how to make it quit. I am very new to programming. I wrote my first program three weeks ago and I must say it is a wonderful mix of highs and lows, especially when your code compiles. Anyway, I have been trying to figure out … |
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