49,761 Topics
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| | I am not sure why I am getting syntax errors in lines 29 and 31. When I run the console my return values are correct, but have syntax errors. [code] include <iostream> #include <iomanip> using std::cout; using std::cin; using std::endl; using std::setprecision; using std::ios; using std::setiosflags; int main() { //declare … |
| | Hello, I just installed GMP for CodeWarrior C++ using cygwin, and it compiles file "gmp.h" without problems. But it does not compile file "gmpxx.h" and says there are illegal function overloading and some unidentified characters. I'm really confused as I spent half last night following all instructions, and I have … |
| | [code] #include <iostream.h> void prime_num(int num,int cut); void center_list(int primes[],int len, int c,int n); void main() { int N,C; cin>>N>>C; while(N>0) { prime_num(N,C); cin>>N>>C; } } void prime_num( int num,int cut) { int prime_list[169],k=0,i; bool isPrime=true; for(i=1;i<169;i++) { prime_list[i]=0; } for ( i = 1; i <= num; i++) { … |
| | Anyone know where I can find a good MySql and C++ Tutorial? I want to us MySql w/ MFC C++ Thanx, Atrus |
| | hey guyz!!! i'm just trying to check my code u all if it's correct. thankz! the problem is " ask a number (N). calculate and display the value of x, where x = (1*N)+(2*N)+(3*N)...(N*N); ex. if i input a number 5 the formula of x where: x = (1*N)+(2*N)+(3*N)+(4*N)+(5*N); this … |
| | Hi, i'm trying to implement a node class to be used with a linked list. When try to complile i get the following errors in the .cpp file: Node.cpp:26: error: syntax error before `::' token Node.cpp:31: error: syntax error before `*' token Node.cpp:36: error: syntax error before `*' token Everything … |
| | Hello, I need to convert manually string "6.812345678912345678912345678" to double (well, high-precision double i guess...). Below is my code, which only converts the first 9 digits. After that it's all messed up. I really need to convert this long string to the same long number. How do I do this? … |
| | Hi . i m new in c++ programming..plz help me in sorting out this problem..... HOW THE VALUE OF "j" VARIES IN FOLLOWING PROBLEMS ? Plz Explain... 1. int i=10,j; j= (i++) + (i++); cout<<j; 2. int i=10,j; j= (i++) + (++i); cout<<j; 3. int i=10,j; j= (++i) + (i++); …  |
| | hi, i recently heard about splay trees and i am searching for a splaying algorithm...,i ve found one but it isn't very easy to understand....so if anyone has to share an implementation followed by a short explanation it would be great! PS: i 've undestand the basic concepts like zig, … |
| | i know how to sort a few number but i dont know to sort alphabet. anybody can help me??? plez;-) |
| | will calculate and display the sum of all even even numbers from 2 to n, where n is a positive number inputted by the user..what will i do and what is the expression of that???  |
| | I want to compute closed surfaces with using the dxf file. I don't have much information about this file format. User will draw lines or arcs, than, first I will tell them that they draw a closed surface, second I try to compute area of closed surface. any idea or … |
| | Hi folks. I need a way to display a counter in seconds until it reaches a user defined limit. I have tried but unfortunately not having much luck. [code] #include <cstdlib> #include <iostream> #include <ctime> // time header using namespace std; int main() { cout << "Please enter seconds: ";//prompt … |
| | Hello I have a need to output a large array for a CNC machine I have built. The attached code includes comments which explains my problem. Thank you for your consideration. |
| | For those of you who also code in JAVA*: Does anyone know of anything in C++ that is at all like paintComponent or the Graphics class? HALP! *ROFLwaffles to those who do |
 | For those of you who haven't heard of or used AutoHotKey check it out here [URL="http://www.autohotkey.com/"]http://www.autohotkey.com[/URL] for the rest of you I made a really simple script for Dev-C++ to add some speed to it. (I had more in the script but they were things only I would remember and … |
| | hey guys, i got an assingment due and i was wondering if you could please help me to debug this program. 5 files, ass1.h ass1.cpp main.cpp Makefile.txt (needs to be renamed to makefile for it to be used properly) ass1.txt(needs to be renamed ass1.dat to be used[its the database for … |
| | I'm new to C++ builder learning C++ builder,i don't know how to install components.I'm trying to use the text highlight & line count feature for the text editor i've created by following instructions in help file of borland.I downlaoded the component from [url]http://delphisci.sourceforge.net/[/url] but there was no installation instruction.i tried … |
| | I am having difficulty in using array to read large unsigned integer and write them and calculate their sum.Also i am going to implement the following code to check digit and character. [code] for (;;) { ch = cin.get(); if (!isdigit(ch)) break; cout << ch; } and for (;;) { …  |
 | Hello, i have been reading the chapter in the book about classes and i have learned everything about them the only question i have now is that wut do you use classes for?  |
| | Hello everyone I'm trying to write a program in native c++ code that will do this: When drawing in MS Paint and I press the P key on the keyboard, the Pencil tool will become the current tool. I really want to stay away from installing drivers, injecting dlls, reverse … |
| | Hi, as newbie in c, i have some problems with my code. I don't know how to read data from into array, and second, how i can compare data in array? [code= c ] #include <stdio.h> #include <conio.h> #include <string.h> int main (void){ int i; char line [240], *pos; char … |
| | This is kind of a noobish question but is there a way to turn an .exe file into a source code that you can edit and if there is how. |
| | Hey guys, I "understand" pointers. But I do not understand how I could actually put them to use. If you could give me a few example programs of how they would be used, then I could try to make the programs. I don't want the code, just the logic behind … |
| | Hello, I recently finished a tutorial on C++ and I have written a small program. Could you please take a look at my code and give me feedback on it? It's a program that will ask you for two values and then add them together. Please be nice, since it's … |
| | hey all, I'm new to this forum, and really start to like it :). Here we go. I have some trouble helping a "tute" of mine (I normally give physics tuitions) with one of his assginments on C++. As I did C++ years ago, I was feeling confident with it. … |
| | Ok so after quite awhile i finally picked up from where i stopped last. Which was the "2nd" page of the book "sams teach your self c++" lol! (im not much of a reader) But today i intend to start work properly and continue learning c++, so i would just … |
| | Hi all, I am using Borland C++ to develope one application. I need to call a stored procedure (that will take 2 parameters and will return a string) from my C++ application I am using mssql2005 express as database . How can use TStoredProc/TADOStoredProc/TSqlStoredProc ??? which one is useful here … |
| | Hello i just started c++, and i have a small problem with compiling. The book im reading just told me to compile the following but line 4 has an error/warning.(im using devc++) [code]#include <iostream> int Add (int x, int y) { cout<< "In Add(), received " << x<< "an d" … |
| | i am totally new to the c++ arena. i have been tasked with writing a program that asks for a number, asks for that many names, in the form, "last, first," sorts the names by last name, but displays them in the form, "first, last," then offers the user the … |
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