Software Development Forum

Been meaning to ask that question for a long time. With Visual Studio 6 I seem to recall I had to include iostream.h to use the CString class. Do I have that right? I think I also had to specify in a configuration dialog that I wanted to either link …

How do I go about coding the 'Calculate button' so that when a user is prompted to input a number into a Input box it will will calculate the square and square root of it? This is what I have so far. I'm pretty sure about the first part, but …

I'm having trouble figuring out how I would replace a value in my vector once it is found by the if statement. [code] void ExprTree::setVariable(const string& s, double d) { vector<Variable>::iterator pos; for(pos = varList.begin(); pos!= varList.end(); ++pos) { if(pos->data = s) ; //here is where i'm stuck else if(pos …

Hi all, im very new to java i would like to know how to add the following objects into an array [code] CD cd1 = new CD("Kaiser "," up the khazi ", 9.99); CD cd2 = new CD("Oasis "," morning glory ",3.99); CD cd3 = new CD("Bob Dylan "," Alreet …

Hi I am create one application in which add some selected images into flowlayout panel.how to select particular image from flowlayout panel and remove this selected images from flowlayout panel Regards, Shailaja

I created a map<string, void*>. The void* used to store an Object from a class called Window. I can cout a string with the following: [CODE] it = windowMap.find(title); if( it != windowMap.end() ) { cout << "Value is: " << it->first << '\n'; } else { cout << "Key …

[TEX]Hey everyone, I am having a problem with converting my character array. The program runs, but in the display box I get little squares instead of a string. The program should display the first char of the fist name, the first five of the second name and a random number …

I dont know how to pass a value from the function [ICODE] total();[/ICODE] to [ICODE]main()[/ICODE]...i want get the value of the [ICODE]prod[/ICODE] and assign its value to bill...But this code i have will only redo the function [ICODE]total() [/ICODE]...Anyone can help please?. [ICODE]#include <stdio.h> #include <conio.h> int header(); int choices(int); …

Hi I receive ascii data from the serial port which consists of only 0 to 9, /005, /004 and spaces between values, but sometimes the harware get spikes from the electric motors and then the recorder add some funny characters. I need to check the string PortData = "" to …

Hi, While trying a program from "C++ Primer 3rd Edition" by Stannley Lippman, I encountered with following two errors. 1. The book says that the header file fstream also includes the header iostream, so including just fstream will do. But g++ complained about cout, cin and cerr despite having fstream …

Hi. First of all, I am new to C#. I have made this simple C# remoting example, based on a couple of tutorials I have read. The problem is very simple. The remote object that my server created, has to have a method, that can edit, lets say a textfield, …

Hi, I had a little personal project I made using Winforms in C#. When i published it, it gave me some installing files and stuff.. Is it possible i can make just an exe file out of it? one exe runs it all. its very basic project no db, or …

Hi, I am fairly new at the whole programming racket and I am having trouble with an assignment for my computer science class. I know homework help is discouraged, I read that sticky, but I'm curious if I am missing a fairly simple mistake. The assignment is to make a …

[code=php] #include <iostream> using namespace std; int main() { int num; const int MAX = 8; int output[8]; cout << "Enter a number [0 - 255]: "; cin >> num; cout << num << "converts to"; for (int i = 0; i < MAX; i++) { output[i] = num % …

How would I draw a shape in an applet and have the border one color with the fill a different color?

What im trying to do is when someone checks a certain amount of items say like 6 then they try and select 7 it removes the 7th then a label says "Too many selections" and ive bin searching for like a day now and couldnt find anything and any help …

This program provides the user with options of what kinds of passwords they want, then they can choose from those menu options, then enter how long they want their password to be. The program is supposed to generate random ASCII values for the password(what it is composed of is based …

Hallo to all, I need help on how to put a radio button on the coordinates I want. . .I have this map program and I want to place the radio button on the specified place on the map. I don't know how. . .I have attached an image of …

Hi, I have the following functions [CODE]void LoadData(char* file, float* data1, float* data2) { // read data size and contents from file data1 = new float[dataSize1]; data2 = new float[dataSize2]; // store data data1[0] = 1.0f; data1[1] = 2.0f; // etc ... } void ComputeData() { float *data1 = NULL; …

I had question about the array in an other post and figure for the most part, but I honestly stuck on what do at the moment with my project because I can get my test scores to show up correctly, so I must be doing something wrong. Can someone take …

Hello, I've been programming with C++ for only several weeks now, but I have come across a practice problem that has given me trouble. The objectives: collect data from a student including: his major (CIS or Math), last name, number of credits completed, GPA, and tuition paid. Then calculate and …

Hi everyone. I know that asking for project ideas is generally frowned upon, but I wish to ask anyways. This isn't for school, it's just because I want to. I want to start writing applications that would be used in a business or workplace environment. I don't have a lot …

Basically the please hit any key to enter doesn't show up in Visual C++.Thanks for help main //CS 310 /*Create a text file and input in certain data into the text file*/ //Program one #include <iostream> #include <fstream> #include "Account.h" using namespace std; int main() { account b; char name1[256]; …

Hi I'm using the Pascal language and I need help with the following problem. You need to find the most common word read in by a user of arbitrary length and then display the amount of times its found in the input. I placed all the words into a linked …

Hi All, I have an array of 3 objects stored in cdList. Because I have now added them to an array, the usual method of displaying no longer works: [code]System.out.println(cd1.getArtist() + " " + cd1.getTitle() + " " + cd1.getCost());[/code] My questions are...... how would i amend to output the …

Hi, Im fairly new to java and im working my way through a load of exercises and im a little bit stuck on something. I have two classes, one of which holds the main, which creates 3 objects. I would like to know how to how to count the total …

What am I doing wrong? [code=bash]for filename in /home/darragh/public_html/test/* do sed -i 's/..\/config/.\/config/g' done;[/code] It just gives me: sed: No input files

The Question is: Write a program that asks a user to enter one of the following state abbreviations: NC, SC, GA, FL, or AL. The program should then display the name of the state that cooresponds with the abbreviation entered ( North Carolina, South Carolina, Georgia, Florida, or Alabama). Input …

It took me very little effort to put a JComboBox in a JTable so that when the cells in a certain column are clicked, it lets the user choose from a drop down list of items. However, my program requires that the underlying combo box can change, since the list …

Hii!! i have small console program that do somting and i want to add it to system content menu bar. for example if you are mark (could be at notepad, change file/folder name,explorer, etc) text and click rigth on the mouse you can copy cut or past i want to …

[CODE]#Program to count number of specific vowels msg = input("Enter a message:") msg_lower = msg.lower() VOWELS = list(aeiou) msg_list = list(msg_lower) x = () for letter in VOWELS: x[letter] = msg_list.count(letter) for letter in x: print(a, x(letter)) print(e, x(letter)) print(i, x(letter)) print(o, x(letter)) print(u, x(letter)) [/CODE] I get an error …

hey m a new user so didnt knw it... nywyas here's the program i made.. /*A PROGRAM TO SEARCH AN ELEMENT IN 1D ARRAY USING BINARY SEARCH USING ITERATION*/ #include<stdio.h> #include<conio.h> void binary(int array[],int n,int ele) { int beg=0; int end=n-1; int mid; mid=(beg+end)/2; while((beg<=end)&&(array[mid]!=ele)) { if(ele>array[mid]) beg=mid+1; else end=mid-1; …

Is there a way to increment a datetimepicker's value by 2 hours? I have it set to time only.

Mkay so im not sure if this is where to post this thread...but im sure anyone here can help me out here.... I work in a ware house full of equiptment of different types, all of which have a different S/N barcode. every morning i scan multiple pieces into an …

I am having a bit of trouble with a property. I am developing a class "Photo" which has properties etc for a single photo using System.Drawing; public Image Imge { get { try { return _Imge; } catch { Bitmap bm = new Bitmap(100, 100); Graphics g = Graphics.FromImage(bm); g.Clear(Color.WhiteSmoke); …

if one thread stucks in "gets" command then it does not allow any other thread to printf any thiing. i have also tried scanf but the same result. what should i do. i want other threads to print on command line but they did not if one of the threads …

i would like help with the template i am writing for some reason i can't get it to work. I would appreciate help. [CODE]#include <iostream> using namespace std; #include <iomanip> int() { cout << "This is a template.\n"; system(pause) }[/CODE]

Ok im passing in a string and i cant get it to convert to a char array. Ive tried this so far. [CODE]int MyString::find(const std::string& str) { char* newString = str; return 1; }[/CODE] Im pretty lost here.

I just finished this project, thought I had it done, but on line 1, it's telling me, "incorrect Package". What am I missing here? [code] import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.io.*; public class JavaNotepad extends JFrame implements ActionListener, KeyListener { boolean txtChanged = false; String fname = ""; …

Ok im trying to compile and keep getting this error: 38 ISO C++ forbids declaration of `string' with no type. Not sure what im doing wrong. Here is my code: my header file: [CODE]#ifndef PLAYER_H #define PLAYER_H #include <iostream> using namespace std; class MyString { public: int find(const string& str); …

I'm just wondering how I would fix this [code]app = first[0:8] and second[0:8][/code] That doesn't work but if I remove "and..." it does but I need both.

I'm compiling an extremely large list of usernames, and I want to know which is a faster method of checking what is already in the list. If anyone can give some insight as to how Python deals with each that would be much appreciated!

I am having some problems with writing a 2d array, then displaying it, and then showing the sum of all of the elements. A major part of this problem is that i nave to write three seperate functions to achieve this. it is supposed to do this: [QUOTE]For this exercise …

In the program be below, I'M having trouble with these few lines, remember, I'M new. What's going on here? I'M just a little confused because there is (word) wraped in len(). [CODE]position = random.randrange(len(word))[/CODE] And what's going on with these two lines? Thanks. [CODE] jumble += word[position] word = word[:position] …

I currently am using the optimized scaler 32-bit md4 and md5 implementations from here: [URL="http://freerainbowtables.com/phpBB3/viewtopic.php?p=8454#p8454"]http://freerainbowtables.com/phpBB3/viewtopic.php?p=8454#p8454[/URL]. I am get ~8.1million hashes/second for md4, ~6.6million for md5. I am looking for a sse2-accelerated implementation for core 2, primarily md5 - which is easy to implement and at the very least twice as …

Hi, Im new to c++ and Im struggling with something. I have a load of classes that all connect to each other. I globally overloaded the << operator for each class. So in my main I do the following: [CODE] FixedSizeMatrix y(5,5); cout<<y; cout<<y; [/CODE] The first cout works fine …

[code]class Complex { double real, img; void setValue(double i, double x){ real=i; img=x; } public double getRealPart(){ double a=real; return a; } public double getImagPart(){ double b=img; return b; } public double getMagnitude(){ double magn=Math.sqrt(real*real+img*img); return magn; } public Complex add(Complex c){ return new Complex(real+c.real, img+c.img); } public Complex multiply(Complex …

My App updates two tables at once(username from accounts and orders), but if second tables does not contain the same record(no orders) then it only updates first table(accounts) This code works, but I am trying to merge them into a single string [CODE=vb] ' Multi: True = Update Both Tables …

Hi all, Im fairly new to java and any assistance would be appreciated. The following should output string values, but if i use text within the creation of the new CD object i get an error, unless i change the content to numbers. I know the driver class is fine, …

this is my code [CODE] If Me.txtOldPassword.Text = pwd Then Dim oledbcom1 As New OleDb.OleDbCommand oledbcom1.CommandText = "Update login Set password = ?" oledbcom1.Connection = oledbcon oledbcom1.Parameters.Add("?", OleDb.OleDbType.VarChar) oledbcom1.Parameters(0).Value = Me.txtNewPassword.Text.Trim oledbcom1.ExecuteNonQuery() oledbcon.Close() end if [/CODE]