Software Development Forum

hi i'm working on a program using all if else statements. I think i've lost myself in all ifs and elses and i need your guys help! It was working fine until i added some new if elses in the middle of the code heres what it looks like [code=java]import …

Hi, I'm trying to run my program in command prompt, but i get this error: [CODE] Exception in thread "main" java.lang.NoClassDefFoundError: Invaders [/CODE] Can anybody tell me what this error means? Thanx.

Demonstrates how to disable the close button in C#.

i m a newbie in The pool of C plz tell me about these functions from absoulute basic.. I was studing C tutor and found these functions but cannot understand them.. plz tell me their exact functions breifly.. or u can also suggest me some ebooks.. free only.. Thnx in …

Sir, I am using 3 textbox and one listbox. I am successfully retrieve the data into listbox i want that item selected in a listbox enter the data by textbox once the value input into through text box that the selected item of a listbox will change the back color …

Hello all, I'm an information security professional who's decided to teach myself python, so for my first project I wanted to make something that I could actually find useful, so I've developed a small program for log file parsing and amazingly after some trial and error, it works :) However …

please help me in [B][I][U]Private Sub bt1_Click() [/U][/I][/B] please pleaaaaaaaaaaaaaaaaaaase [COLOR="Red"][B][I]compile error: Method or data member not found[/I][/B][/COLOR] Private Sub balance_Click() Dim sc As Single Dim sd As Single sc = 0 sd = 0 For i = 0 To listcr.ListCount - 1 sc = sc + CSng(List.List(i)) Next i …

Hey everyone, I'm having an issue with the simplest vector functions. I'm trying to add a Piece object to a vector, but it's data members are being changed when I do... am I missing something? [CODE] /* Piece.h */ #ifndef _PIECE_H #define _PIECE_H class Piece { public: Piece(); Piece(int r, …

Hi All, I have a dataGridView control ,which I attach with a data source,this datasource can change over the time. Now ,the problem is ,after assigning the data source ,I add one more static column and trying to add image to the cells [ I've used DataGridViewImageCell and DataGridViewImageColumn,the images …

I only have one more small question is I have made a textbox in C++ CLR, how can I load text from a text file? thank you.

Hello I had the seg fault last night, after making some changes, I don't have it anymore, the program compiles but it doesn't do anything ! " the program should read in data from the file in this following form : 2 Dell inspiron 299 Hp pavilion 499 " simply …

hi,everybody I am study ctypes,and got a big trouble,I googled lots a pages but get no usefull info. i want to know how to get the interface from winxp by using ctypes, for example: I want to use ActiveDesktop 's interface by using ctypes,but i don't know how to do,can …

Hi, I wrote this simple bash script(yeah simple now that its done) and it uses bc - 'The arbitrary precision calculator language' and tr - 'translate or delete characters'. Now the script works, it will take input values and convert them to the proper output values. Now my question is..is …

Hi, I am going to be attending university next year on a coding course, I am currently working through an exercise in the Deitel book How To Program and I have encountered some errors in my program. Any help would be much appreciated. Bob Here is my code cube.h [CODE]#include …

Please help.. I am trying to create an outlook script that will parse the subject line of emails coming from a particular source and organize them, by the ticket number present in the subject line. However, VB is sucking the life out of me on the error below I am …

[COLOR="Green"][B]Well, that's it, i'm trying to compile a dialog box:[/B][/COLOR] [CODE] case WM_COMMAND: switch(LOWORD(wParam)) { case ID_HELP_ABOUT: { int ret = DialogBox(GetModuleHandle(NULL), MAKEINTRESOURCE(IDD_ABOUT), hwnd, [COLOR="Red"]AboutDlgProc);[/COLOR] if(ret == IDOK){ MessageBox(hwnd, "Dialog exited with IDOK.", "Notice", MB_OK | MB_ICONINFORMATION); } else if(ret == IDCANCEL){ MessageBox(hwnd, "Dialog exited with IDCANCEL.", "Notice", MB_OK | …

Hi, I am working on visual studio 2008 C++ and I have done the C++ general code, my question is can I convert my general code to be C++ CLR in visual studio 2008? This will make my work easier. And I have one more small question is I have …

this is the problem area: [CODE]FILE* fp = fopen(file_name, "r"); if (fp == NULL) printf("couldn't open file\n"); char line[100]; while ((fscanf(fp, " %[^\n]", line) != EOF)) { printf("%s\n",line); clock_t start = clock(); perform_operation(line, 1); clock_t end = clock(); sprintf(log_msg, "time taken: %ld ms",(end-start)); log(log_msg); } sprintf(log_msg, "final tree"); if (fp …

How can you create an Outlook (2007) Distribution List that contains all the Outlook Contact fields? The examples I find typically populate a DL with Recipients that contain only an email address. I'm using C# but VB, etc. will also do. Thanks, Scott

I need to create date objects, to do that i think i need to use simpleDateFormat buuutt I'm using a startDate and endDate as parameters, so i dont know what to do. I've got another method that returns an int for number of days between them. Sorry I'm still an …

how do i read in files from a ".txt" file into a linked list heres my code. [CODE] import java.io.*; public class LinkedList1 { class Node { String element; // list element Node next; // successor link Node(String el, Node n) { element = el; next = n; } Node(String …

I have a program, my own shell where the first input is command and the 2nd is cmd. Im trying to get cd working but having trouble with chdir function, i have this and it just gives me a segmentation fault and i dont understand why. [code] while(!strcmp(command,"cd")) // while …

Hello all, I have a project in which I need to open an external file which contains to columns of numbers ie: 1000 1000 1111 500 1500 1000 2000 900 2222 2000 2500 2000 3000 1500 3333 2000 3500 2000 4000 600 4444 2500 4500 2000 5000 2500 5500 2222 …

Hello all, New to the forum and to java. Here is an assignment I have been staring at for days. When I run my program it is multiplying the the loan amount by the interest rate and spitting thaT out as the answer for the monthly payment. What am I …

Hello all I am currently coding a starter multi threading program in c. It is supposed to find all the prime numbers from 2 to n. I have no previous experience in thread coding so I am looking for some help and maybe some debugging advise It only calculates primes …

can I call a function B outside a class (say, a global function) from a member function Aof that class? if so, how do I specify the scope? Using :: B ? thanks.

I am tring to get this program together and can't seem to make it work. Ok. . this program is to take in a file with a matrix of zeros and numbers 1-9. The zeros are shaded and the numbers are part of a block. All numbers and the ones …

i have updated my centos python2.4.3 to python 5.1 i followed the following process: which python /usr/bin/python python -V Python 2.4.3 cd /usr/local/src wget [url]http://www.python.org/ftp/python/2.5.1/Python-2.5.1.tgz[/url] tar xvzf Python-2.5.1.tgz make make install ls -l /usr/local/bin/python mv /usr/bin/python /usr/bin/python-orig ln -s /usr/local/bin/python /usr/bin/python ls -l /usr/bin/python -> /usr/local/bin/python python -V Python 2.5.1 …

Hi, When using Microsoft Visual Studio, building in release the code just hangs and fails to execute but with Debug it builds and runs to the end. And I don't see why there should be a difference. I did a shutdown then clean and a rebuild of solution but the …

I am trying to try search a file for a record based on on a number is enter which is printed to a file under registratation number.I just want to know if my coding is correct.Below is a sample of the module. [CODE]{ struct custinfo info; FILE *customer; char number[5]; …

Thanks for all the help so far but i am writing to a file numbers from as string and i am getting incorrect results.how may i correct this

hi I have a problem regarding calling print() method through main().It asks to pass arguments but i already done so using constructors.Any help in missing statement. [code] public class ElectricityBill { public static void main(String args[]){ current c1=new current(500,"January"); current c2=new current(1600,"February"); c1.print(double total,String month);/[COLOR="Green"]/this is the place i wanna …

I'm using [code=php] for (int i = 0; i<mdim_; i++) { for (int j = 0; j<ndim_; j++) { data_[j * ndim_ + i]; } } [/code] to change the matrix 1 3 2 4 stored in data, into row order. If I print data_[j * ndim_ + i]; to …

Hi there folks, I got some minor problem with this code: [CODE] #include <stdio.h> #include <stdlib.h> int main(){ char option, factor; printf("Choose your operator: \"+\" ; \"-\" ; \"*\" ; \"/\" \n>\t"); scanf(" %c", &option); printf("You chose : %c \nChoose your factor:\n>\t", option); scanf("%d", &factor); printf("You chose : %i\n",factor); printf(" …

[code] void encrypt::transform() { int length = 0; char *buffer; char ch = ' '; int i = 0; fileEncrypt.open("filter.txt", ios::in | ios::beg); fileEncrypt.seekg(0, ios::end); length = fileEncrypt.tellg(); fileEncrypt.seekg(0, ios::beg); buffer = new char [length]; fileEncrypt >> ch; while(!fileEncrypt.eof()) { buffer[i] = ch; i++; fileEncrypt >> ch; } for(int j …

Hi av got fields (Amount paid, balance & Total) now need codes that will display a negative value in (field Bal) when a person pays more thank u

Can anyone tells me that strstr can use to search a record with typedef struct{}??? I was just asking... and if its true then can i know how?? im just a beginner with a great project from our instructor T_T,.,.,,..,.,

anyone help me please I need to convert this C++ to assembly int number = 0; int targetValue = 1; int nbrTerms = 0; cout<< "enter number" cin >> targetValue; while( nbrTerms <= targetValue) { nbrTerms = nbrTerms + ( targetValue * targetValue) targetValue ++; } cout<< "total terms: "nbrTerms; …

[code] // fibonacci2.cpp : Defines the entry point for the console application. #include "stdafx.h" #include<iostream> using namespace std; int fibonacci(int n)//declare function { //declare variables int x1 = 0; int fib ; int x2 = 1; if(n >= 1) { for(int i=2;i<= n; i++) { fib = x1 + x2; …

I have a 2x2 matrix A stored in data_ 1 3 2 4 (column major order) and a 2x2 matrix B stored in b.data_ 5 7 6 8 and I'm using the function below to append (stick underneath) B to A. so my result should be 1 3 5 7 …

Hey I wanted to know how to make a number pyramid with (for example) the following formation: (This would be for 5 rows, with 5 being a variable and as you can see in the last row the last number is 5 on each end) [IMG]http://img199.imageshack.us/img199/2239/numbers.png[/IMG] [url]http://img199.imageshack.us/img199/2239/numbers.png[/url] So far I …

I'm trying to find a formula for copy[3] = b.data[0] copy[4] = b.data[1] copy[5] = b.data[2] copy[9] = b.data[3] copy[10] = b.data[4] copy[11] = b.data[5] letting the right hand side be b.data[i], I can see this is like copy[3] = b.data[0] multiply by 2, add 3 copy[4] = b.data[1] multiply …

I am a very new beginner so please excuse my ignorance. I literally started learning c++ 3 days ago. I am attempting to read a file and split each line into 2 arrays. The first half the line is just text and i would like to store it for re-output …

Hi, I've been working on a sudoku game, which seems to be working pretty well so far. I've managed to make a basic solver, and the interface is pretty nice :icon_cheesygrin: But i'm having problems trying generate a random unique sudoku. I need to be able to create 3 different …

Hi fellow forumers...I am new to this forum and programming. Regarding the above topic..Is there and code that solves this sort of question? My question:A program that input 10 integers and find the largest value. Thanks very much!

I am currently working on a program that inputs a line from a file, then reads the vowels in the file, next I am going to count the number of letter a within the program. Below is the program I have done but it is not working. It opens the …

I have created a script to encrypt and decrypt a text message based on the bifid cipher([url=http://en.wikipedia.org/wiki/Bifid_cipher]wiki about bifid[/url]) everything works fine [B]IF[/B] the text message does only contain letters. How can I integrate the ability off spaces etc... the best way? by adding them to my alphabet might solve …

I need help with inserting a string for both key and value to a map. [code] while(!myHuffFile.eof()){ string word, code; int freq; myHuffFile >> word >> freq >> code; if(word == ""){ break; }else{ _fileMap.insert(pair<string,string>(word,code)); _freqMap.insert(pair<string,int>(word,freq)); } } [/code] error: error: conversion from `std::_Rb_tree_iterator<std::pair<const std::string, std::string> >' to non-scalar type …

i dont knw why i am not getting the right ans can someone help? [CODE]#include<iostream> #include<string> #include<cmath> using namespace std; int main() { int sum=0; string val; cout<<"enter a binary number:"<<endl; cin>>val; for(int i=0;i<val.size();i++) { cout<<val[i]; } for(int i=1;i<val.size();i++) { int x = val.size(); sum+=val[x-i]*pow(2.0,i-1); } cout<<sum; return 0; } …

hi im am using this code(Python) to get the n -grams for a word : [CODE] import string; import sys; # N N = 6; # file f_in = open("test.txt", 'r'); ln = f_in.read() wlen = len(ln); i = 0; while (i < wlen - N + 1 ): for …