49,761 Topics
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 | [COLOR=#000000]Hello everyone. I am interested in learning C++ and am looking for a good book to start out with. I read the topic in the sticky in this forum and have narrowed my choice of beginner books down to either [/COLOR] [COLOR=#000000] [/COLOR] [COLOR=#000000]A) [/COLOR][COLOR=#000000]C++ How to Program by [COLOR=black]Harvey … |
| | Hello.. How do I get smart pointer from pointer address? For instance: [code]class someclass { public: char test; }; typedef boost::shared_ptr<someclass> someclass_p; //smart pointer int main() { someclass_p testp = someclass_p( new someclass() ); ULONG_PTR uptr = (ULONG_PTR)testp.get(); //so I have pointer address here //How do I get testp from …  |
| | hello guys, the following code is taken from my senior. i am unable to under stand its logic . because i am new in graphics can u guys kindly explain its logics thanks. [code] #include<graphics.h> #include<conio.h> #define left 0 #define top 0 #define right 639 #define bottom 479 #define radius … |
| | hello friend, i am a new programmer, i have probem use gotoxy in visual c++, help me please :cheesy:  |
| | OK, I' m just starting C++, I've written a few really simple programs, like calculations and displaying stuff etc. I've used Borland's Turbo C++ 4.5 and DEV C++ to write and compile few of theses progams, I run a Windows XP home OS. The Question I have is: Why, whenever …  |
| | Hi, I have just opened the Kdevelop interface to make my first C++ program. I think all I need to do first of all is click on the Project menu and then select New Project. Then click on the All Projects tab. This shows two options C and C++. So … |
| | Hi, I am using Fedora core 5 32 bit Linux. Just wrote this small C++ prgram and saved it as test.cpp on the [URL="http://forums.devshed.com/#"]desktop[/URL] and then tried to compile it using the terminal with the following command [B]gcc test.cpp - o test [/B] but it is showing the following message … |
| | i new with programming or maybe i'm confused!! with many definations of microsoft : 1- explain these things plz and diffrences between them: C++/VC++/C#/COM/MFC/WIN32API 2- i want to learn a cross-platform language which is more low level what is the best choice 3- which one is more low level VC# …  |
| | I'm trying write a program with a image shell（？）,like a real software. this is my simple code and how can i do.. [code=c] #include <iostream> using namespace std; struct student{ char name[20]; int ID; int score; }; int main() { cout<<"How many students in the class?\nInput the number:"<<endl; int n; … |
| | hello all. This program is just a collection of functions to demonstrate various programming principles. What I'm saying is that don't worry about the overall function-it ain't all that... One of the principles is using a 'non member' friend function to display the output. I added this to the public … |
| | I'm learning C++ language now but i don't know which IDE should i use.Someone recommend DEC-C++ to me but it a little terrible debugging. I don't want use the bareGDB and how can i do. thanks.:sad:  |
| | Hello folks, I have a working CGI written in C. It uses the printf statement to build the outgoing HTML web page. I understand that printf is actually outoutting to the STDOUT device. I'd like to use the WriteFile statement to build the outgoing page and I've tried this:- WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), … |
 | ok here`s the code [code]#include <iostream.h> void main() { int x = 0; cout << "Loliko si pa star ? >>>" ; cin >> x; if ((x >= 0 ) && ( x <= 4 )) { cout << "\n dojencek" <<endl; else //error here { if ( (x >= … |
| | For my project I'm using an array of structs that I declared in the header file [code] struct City{ string name; int visits; }; City* map[200]; [/code] now when I'm trying to initialize it in a constructor, like [code] for (int ii=0; ii<200; ii++) map[ii].visits = 0; [/code] I get … |
| | [QUOTE] 1. Write a program that read the data from a file name address.txt. Then, right justifies the text in new text file name add.txt. Given the width of the new text file is 70. 2. Write a program that counts and prints the numbers of line and word from … |
| | [B]i need computer graphics programs written in c..[/B] [B]thanks a lot..:sad: [/B] |
| | Hi, I am using the Kdevelop IDE on Fedora core 5 32 bit Linux to learn c++ programming, but the funny thing is I can't figure out as how to set up the IDE in such a way that it gives me the option of syntax highlighting and automatic code … |
| | i have installed djgpp through a cd ( it also has some software called Knoppix... don't know what to do with that... does anyone know?) so here is my problem: i made a c++ program on notepad and saved it with .cpp extension... now how do i compile it? do … |
| | hi...can anyone give advice, tips, on how will i come up in developing the antivirus software coz i dont have any idea.. im know core level in assembly and i haven't tried using the it.. i have had a hard time learning it.. actually i want to create a project.. … |
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| | I am tring to get the real time data [B][COLOR=#7f0055]for[/B][/COLOR] almost 200 subjects [B][COLOR=#7f0055]and[/B][/COLOR] store it in a file. But then I get the each subject data in four different subject codes in the sense four rows from the real time data which I want to store all of it … |
| | The differences are listed here [URL]http://www.geocities.com/karthika_79/diff.html[/URL] hope this helps, karthika |
 | Hi, I had almost completed my program of Analog clock with tC++. but i got stuck, when any arm of the clock is over another arm it erase the other arm when it passess by. I try to redraw that arm but it looks very bad as it start blinking … |
| | I'm looking for a C++ certification course, but there seems to be about 1001 offerings on the net, and the last thing I want to do is spend my money on something that employers won't recognise as legitimate. Could anyone please recommend some of the courses/companies out there that I … |
| | hi, OVer the last few days, I've bee having serious issues trying to check input from the user and making sure its numeric, I recently found this function like many others but I cannot get it to work. [code] #include <cstdlib> #include <iostream> using namespace std; bool IsNumeric(const char *p) … |
| | Hi, I was wondering if anyone knew of a good memory leak checker (like valgrind's memcheck) for c++ win32 apps. |
| | [code] #include <iostream> using namespace std; // structs/Classes /*********************************************************************/ struct Key { char* data; // string Key () {this->data = NULL;} Key(char* data) { this->data = new char[strlen(data)]; strcpy(this->data,data);} bool operator== (Key& key) { return 0 == strcmp(this->data,key.data);} // is this == to that key bool operator< (Key& key) { … |
| | Hi all, I need help with an old C program, making it work in C++, and changing it a little bit. For now, can someone help me change this line of code to the new function in C++? Thanks and God Bless. Jonn. [CODE]cp = (char *) malloc(strlen(tbuff));[/CODE] |
| | I have the following C++ code: [code=cplusplus] class A { private: long num1; }; class B : public A { private: void f1(); }; class C: public B { private: virtual void f2(); }; int main() { cout <<sizeof(A)<<endl; cout <<sizeof(B)<<endl; cout<<sizeof(C)<<end; }[/code] Would someone please help me with the … |
| | Hi, I just came across this list of some of the popular applications on the market today which were developed using the C++ language. [URL]http://www.research.att.com/~bs/applications.html[/URL] I am sure that programmers who love this language would be happy to know about this. Please correct me if I am wrong. I would … |
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