49,765 Topics
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| | Hi all, I am trying to link to an external library (the boost regex library) under gcc. I am ashamed to admit that what I know about linking external libraries comes soley from modified snipets from online forums. My problem is as follows; I use to keep all my source … |
| | Hello, I am trying to calculate the value of pi (just for fun, I know it's already done for millions of decimal places), the program I made works fine, but the problem is that, it is constrained by the accuracy of [I]double[/I] values. Is there anyway to create 'extendable' floating … |
| | Hey, I have the following codes: [CODE] // In Form1.h protected: ItemGroup^ History; ItemGroup^ Favourites; [/CODE] [CODE] // In Form1(void) History = (gcnew ItemGroup()); Favourites = (gcnew ItemGroup()); [/CODE] [CODE] // ItemGroup public: ItemGroup(void); int Length() { return _length; } Item^ Items(int _index) { return _items[_index]; }; void Add(String^ _text) …  |
| | Hey guys and girls, I am extremely new to coding, and I would appreciate some help. I am trying to write a code in which someone inputs a number, which is part of a file name, then I do stuff with the filename. Here is the part that I am … |
| | Hey guys i seem to be having an issue with the following code: [CODE]// show solution to variable scope problem using "the heap" // a block of memory controlled by the programmer #include<iostream> using namespace std; double* Function() { double* dLocalVar = new double; return dLocalVar; // give address of … |
| | I'm still interested if someone read this book since it's based upon standard C++?! Can one learn C++ over Visual... I mean what's difference anyway, except M$ is involved in Visual ?! |
| | I have this problem that I can't figure out, I can't figure out the line statement that needs to go in. Here's the problem [code=c] struct NodeType { int data; NodeType* p; }; NodeType* p; NodeType* q; p = new NodeType; p->data = 18; q = new NodeType; q->data = …  |
| | Hi, i'm one of those annoying students here to ask questions :) this is what is asked for my assignment >(Invoice Class) Create a class called Invoice that a hardware store might use to represent an invoice for an item sold at the store. An Invoice should include four pieces … |
| | Okay, so I'm basically trying to create a C++ program that determines the case of the letter. The program will basically ask for a letter input, uppercase or lowercase and then the program will say whether that letter the user inputted is an uppercase or a lowercase letter. Help is … |
| | please help! ineed a C++ program that will read and print the contents of a text file one character at the same time.. please please.. thank you..  |
| | #include <iostream.h> void main () { int i,j,temp,smallest; int list [10]; for (i=0;i<10;i++) { cout<<"enter a number\n"; cin>>list[i]; } for (i=0;i<10;i++) { smallest=i; for (j=i+1;j<10;j++) { if(list[j]<list[smallest]) smallest=j; } temp=list[smallest]; list[smallest]=list[i] list[i]=temp; { for(i=0;i<10;i++) cout<<list[i]<<endl; getch(); } |
| | hey guys! i decided to make my own programing language. it is called tempestX. the beta is not ready yet but when it is, i will provide a link for any one who wants to try it. here is a brief explanation: i was used to programing in windows batch, … |
| | i realize the topic isnt much descriptive but i thought that my code was a bit strange so i hope dw can give me a bit of info this is the most random thing ive ever made. on windows it produces quite a bit of ruckus in the console but … |
| | I'm doing this simple program that checks for number validation and I have an infinite loop in it. I can't figure out how to stop it. It's supposed to check for numeric digits only, but when it finds something other than the above, it hangs up in the loop. Could … |
| | Hi, I need help in converting a number which is written in scientific notation into the int. For example I have this number: 6.538e-5 and its format is string. Any suggestion how can I convert it to the integer?  |
| | I have several strings in a text file and I want to search each string for a word starting with "<" and ending with ">". I then want to replace everything from < to > with a new string. So here's a couple lines I want to convert: [CODE] 400110: … |
| | i am using boost library.....and when compiling i am getting an error Error 1 fatal error LNK1104: cannot open file 'libboost_thread-vc90-mt-gd-1_43.lib' I have installed boost libraries.... any Help please. |
| | Hi, I'm writing a code that takes a file name from user and opens it if it exist and if it doesn't asks for another file name. What i wrote is this: [CODE] #include <iostream> #include <string.h> #include <string> #include <stdlib.h> using namespace std; int mani() { string input; cout<<"please … |
| | I have written up a c++ program that will read from a file. The file consists of only numbers ( from 1 to 50) and spaces with no other special characters. The main aim of the program is to tell me how many times the numbers appeared in the file …  |
| | I have an assignment for a class that wants me to read lines from a file and output a count of the vowels and whitespaces per line, and also count a total of characters in the entire document so I can calculate a % of vowels used overall. I did … |
| | Hey, I apologise for the noobishness of this question, but I am unable to move the form. [CODE] if (Screen::PrimaryScreen->Bounds.Top != Screen::PrimaryScreen->WorkingArea.Top) { this->Left = Screen::PrimaryScreen->Bounds.Right - this->Width; this->Top = Screen::PrimaryScreen->WorkingArea.Top; } else if (Screen::PrimaryScreen->Bounds.Left != Screen::PrimaryScreen->WorkingArea.Left) { this->Left = Screen::PrimaryScreen->WorkingArea.Left; this->Top = Screen::PrimaryScreen->WorkingArea.Bottom - this->Height; } else { this->Left … |
| | I'm took an fundamental of C++ . Here is my code, could you please help me to point out the error . Thanks [CODE]#include <iostream> #include <cstdlib> #include <iomanip> #include <string> using std::cout; using std::cin; using std::endl; using std::string; using std::fixed; using std::setprecision; int main() { int unit_of_desks = 0; …  |
| | Hello everyone I post last night with this same code, and I got a lot of advice. But there are 3 more errors that persist after I changed the code a bit. Anyone know whats wrong? Here are the errors: 1>------ Build started: Project: circle, Configuration: Debug Win32 ------ 1>Compiling... … |
| | I've run into linking problems before, so I thought I had them figured out. This one I'm using every tool I have, but I can't seem to identify what the issue is. Did a build from the yaml site yesterday, I keep getting this linking error at runtime. I set … |
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 | Hi ladies and gentelmen Merge sort program has 3 function . 1-func that sorts first array ascending 2-func that sorts other array descending 3-func that merges these arrays together I wrote it by Borland 5.02 . Good Luck! |
| | I'm creating a text-based rpg and I'm having some trouble... What I would like to do is implement a room type that would store description and among other things, have a navigation system (I.E. GO NORTH). Since I'm using c++, I've gone ahead and created a rooms class.. but that's … |
| | Hello is there any open source can i use for OCR !! or any one have a tutorial to start a handwriting ocr detection thanks |
| | Does Anybody know how to use C++ to get information from a database? I have this assignment due but , I do no know to incorporate a database into my program. My program is to allow a user to choose from NFL football teams,when the user picks the team , … |
| | Hi all, I've been trying to work on solving this myself but failed short of new ideas. I am experiencing memory heap errors ever since I tried to transfer some functions (for calculating statistics i.e. getMode/getMean/getVariance) into a new class in the spirit of OOP. Compiler error is... --> This … |
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