49,757 Topics
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| | My code compiles and runs but does not do what I want. It is NOT allowed to change main(). I'm trying to build Base(almost like how i typed), Derived classes and type their member functions. [CODE]//--------------------------------------------------------------------------- #include <vcl.h> #include<iostream> #include<fstream> #include<stdlib.h> #include<conio.h> using namespace std; #include <vcl.h> #pragma hdrstop //--------------------------------------------------------------------------- … |
| | I need to identify, for example, when we hit a text box in a web page, we get a "| " key sign right (Which would blink, until we type) If you don't get what i am saying, go to google and click on the search text box, u would …  |
 | Hi Pals, I am Anes , from Kerala ,India. I am a PHP Programmer Basically but have interest and now studying C++ , I plan to take data from MySql in C++, for that I install mysql-connector-c++-1.1.0-win32.msi in my Windows XP. I got a Script from net , but it … |
| | Hi, so I finally got around to looking into OOP in c++ and I have a question about classes. So I made this simple class: [CODE]#include <iostream> using namespace std; class Shape { int xPos, yPos; public: Shape(int x, int y) { xPos=x; yPos=y; } } ; int main() { … |
| | Hey guys. First of all, I've only been a CSCI major for a semester (had one course in Java, loved it, and switched from my almost completed math major). With this in mind, I hope you can understand that I'm pretty new to the scene. That said, during the semester …  |
| | I am using VS2008, OS win Vista. I need to create a C++ windows form program to add a .swf flash animation to the form. How is this done. Any sample code, or a good tutorial is appreciated. |
| | In C++, I know that if I need to read something from a file, I can do this: [CODE=c] int x; ifstream ifs("data.txt"); ifs >> x; [/CODE] However, is there a function that simply returns the value of whatever I'm feeding in? For example, if I had this: [CODE=c] bool … |
| | How to change numerical values from scientific notation to normal system (:P) in C++ if i used a float or double variable Cuz i want decimals tthats why i used float but now its giving me the answer of my program in scientific notation ? or is there any way … |
| | Hello guys, Do ++/-- are atomic operations in c++? Thanks  |
| | Question : Please Copy array A into 1st portion of array F .assume float a[11], f[34]; im using compiler Borland 5.02, please tell me hows so far my code is correct? [CODE] #include<iostream> #include<conio> main() { float a[11],f[34]; int i; for (i=0;i<11;i++) { cin>>a[i]; } for (i=0;i<11;i++) { f[i]=a[i]; } … |
| | Hello, Can anyone make sure the two functions are correct? First, this is function should return true if all of the nodes are positive.otherwise, false. [ICODE]bool AllPositive(Node * h); { node* current= head; while (current !=NULL) { if (current < 0) { return false; } else { return true; } … |
| | hey dudes... I need help... To figure out how to design a gui in c++..... . |
| | hey my mam told me that we can run any c and c++ program while booting... He tells me to figure out....... So need ur help...  |
| | Hi everyone! I'm trying to creat a class calling INT, which is equivalent to type int. I think we must creat every operator for this class like: +, -, *, /, %, pow(x,y),... I've never seen how does type int look like? May someone give me a introduction to type … |
| | this code was workin when i used srand function to fill th e array with random numbers and the array was a declared globally.But now the code is not working.I cant find anything wrong in this .Sombody pls help.. [CODE=CPP] #include<iostream.h> int *a,NUM_ITEMS; int main() { void enterdata(); void quicksort(int,int); … |
| | This should be easy. Haven't writen a C++ app in over 10 years. Trying to delve back into it. Will someone be kindley enough to show me a sample Function and Procdure Name the function AnyFunction that returns and integer. Name the procedure AnyProcdure Heres my .h and .cpp [code] … |
| | I have this code here but it doesn't seem to work; int answer1[10]; int answer3[10]; char answer2[11]; char answer4[11]; answer1[i1]= answer2[i2] - '0'; answer3[i3]= answer4[i4] - '0'; answer2 and 4 are numbers except in charactor state. answer1 and 3 doesn't equall to answer2 and 4; Can some one help; |
| | Hi, I tried doing Project Euler #27 today, which asks the following: [QUOTE] Euler published the remarkable quadratic formula: n² + n + 41 It turns out that the formula will produce 40 primes for the consecutive values n = 0 to 39. However, when n = 40, 40^(2) + … |
| | Can any one please assist with code for two objects coming from different direction. Subsequently, collide after intersection. The objects should be moving at 80km/h. And collision should happen shortly 30 minutes after take off |
| | Hi i am new to programming and i decided to go straight to C++ and i am starting to grasp it. so i am trying random codes using my current knolage(Bad spelling) to make them. But i am trying an if else statement using my name and my brothers name. … |
| | Hello! I am learning SDL on lazy foo site! I have a problem with this code what does it mean? what is the "/2" stand for? apply_surface( ( SCREEN_WIDTH - message->w ) / 2, ( SCREEN_HEIGHT - message->h ) / 2, message, screen ); Please help! |
| | I’ve been told to convert a standard C++ program into an object-oriented one, using the principals of polymorphism, encapsulation and inheritance. I would appreciate any help // Purpose // A program to demonstrate the application of a simple digital filter // // Overview // A sequence of data items and … |
| | Hi guys, I have been away from programming for a while and i started back today now that i have some time again. However i have run into a bit of a brick wall. im trying to impliment a queue with a simplified interface for holding messages. What I have … |
| | Well the following code I used to run graphics.h functions in windows xp CODE: int driver,mode; driver=DETECT; mode=DETECT; initgraph(&driver,&mode,"c:\\tc\\bgi"); Without this code functions of graphics.h (circle, line, arc etc.) did not run But in windows 7 this code is not working c++ is showing errors ….Well I am using the … |
| | HI THERE .... CAN any one tell me; how to draw a straight line(639,0) with black color and on white back ground in borland c++ 16bit compiler; i know how to set white back ground but the straight line is a real problem if any one can ans this plz … |
| | Can anyone please help me in making a simple c++ program in turbo c++ 3.0? |
| | can anyone help me pls am using turbo compiler. Write function which will sort string argument in alphabetical order. You may assume that the strings contain only lower case letters, optionally,and no blanks or other non-alphabetic characters. |
| | I am trying to make a card class that has a bunch of functions to make it possible for the AI to judge what cards can be played. The card game I am working on at the moment is Rummy by order of my brother. I made a 3 pointer … |
| | Hello.I'm a begginer in C++. I'm trying to make an algorithm that will shuffle randomly the elements of a matrix[4][3],but i don't know how to start... Can someone help me with the algorithm ? I think is something like this but i'm not sure : [code]bool test=false; int x; x=rand()%4; … |
| | If u type top command in terminal u will get like this.......... For eg. PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 31253 user1 16 0 2112m 2.1g 1764 R 37.0 53.2 0:39.89 firefox 31249 root 16 0 2112m 2.1g 1764 R 15.5 53.2 0:38.29 gtk-gnash … |
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