Software Development Forum

Hi Good Guys, [B][I]I am learning how to use C#Net2008 to develop Window Application. I was a VB.NET2008 developer. I need your help, Please Help me. [/I][/B]I am encountering 2 problem trying to fill LISTBOX with [COLOR="Red"]DATASET[/COLOR] and [COLOR="red"]CATCH [/COLOR]to display error message. In the LISTBOX dropdown list instead of …

Hi, I do need help with following problem. We have a password protected excel sheet with *complicated* macros in VBA. VBA code is protected, but some of our traders can still copy whole xls file and run it on private computers (strictly prohibited, but they violate rules and do it). …

For example i have an array like: a[20]={1,5,7,8,4,3,12,15,15,15,11,...} lets say that the max Value of this array is 15. i want to write : "The max value of array a is 15 and it is located at 8th,9th and 10th element in array. " Is it possible to write a …

hello everyone i have created a text editor using java swings, my problem is that sometimes all features are working perfectly and sometimes they are not.... i wrote the entire program in one file and the no. of lines in it are 1770,is this a problem for that kind of …

Hi, coders. I have to overload operators +, *, =. Object L3(default "abc") must be smth like this "aabbcc"(operator*; double each symbol of the string). Then I must concatenate Object2 and Object3(operator+), and initialize Object1(operator = ). I have strange errors error C2296: '*' : illegal, left operand has type …

How to fill array with any no like using zeros and ones. i'm new to python and i can't find the answer....

import java.util.*; public class KeywordSearch { Scanner input = new Scanner(new File("keyvalues.txt")); Map<String, Integer> wordCountMap = getCountMap(in); for (String word: wordCountMap.keySet()) { int count = wordCountMap.get(word); while (input.hasNextLine()) { line = input.nextLine(); numLine++; Scanner word = new Scanner(line); while (word.hasNext()){ String nextWord = word.next(); numWord++; numChar = numChar + nextWord.length(); …

in my program, if i press enter on the first textbox, than i set the focus to the second textbox. but the value of second textfield is for example A. so the focus go fore the A instead of after A. what can i do?

The program asks to input an integer larger than one. the number is then passed into a function that calculates the sum of squares from 1 to that integer the output should be the value of the integer and the sum(labeled). A negative input value signals the end of the …

Cant figure out whats wrong with code. This is code should "write a program to compute the interest due, total amount due, and the minimum payment for a revolving credit account. The program accepts account balance as input from a file, then adds on the interest to get the total …

As a part of my final year project i need to make a system to retrieve sms's on a mobile phone(lets say only symbian phones only).i created a app and the thing is it is not working.so if any one know about this plz make a ryply [CODE]using System; using …

hi guys, im trying to do map in cpp using STL and when i ran a simple program it was showing error that: error: nomatchfor'operator<<'in'std::cout<<(&mp0_iter)->std::_Rb_tree_iterator<_Tp>::operator* [with _Tp = std::pair<const int, int>]()'.... my program was like this: [code=c++] #include<map.h> #include<iostream.h> int main() { map<int,int>::iterator mp0_iter; map<int,int>mp0; map<int,int>mp1; mp1.insert(1,13); mp1.insert(2,16); mp1.insert(3,17); for(mp0_iter=mp1.begin();mp0_iter!=mp1.end();mp0_iter++) …

i know the general answer to using [ICODE]goto[/ICODE] is always "No!". I understand why, especially when teaching basics to new programmers, because it can lead to very bad practices and horrible spaghetti code. but ... when i write certain hardware drivers, i have to immediately cease executing a function if …

I am doing some AES encryption using C. But the errors ocurred. The code is following by the error displayed. 1 Code [CODE]#include <stdlib.h> #include <openssl/evp.h> #include <string.h> int main(){ //declaring the variables char source[6]="Shahab"; char target[6]; char mykey[EVP_MAX_KEY_LENGTH]="hardtobreak"; char iv[EVP_MAX_IV_LENGTH] = "an_iv"; int in_len, out_len=0; int check; EVP_CIPHER_CTX ctx; …

Thanks for any help. Most of this works, but I get a compiler error on lines 60, 84, and 105, where it says [CODE] current = currentStore->link [/CODE] The error reads "assignment from incompatible pointer type" It runs, but in the printStores function when i gets incremented on line 81 …

Say I have an array: array={1, 2, 3} but I want to be able to increase the size, and shift the data to the front, leaving 0's behind. So i want the array to turn into this: array={1, 2, 3, 0, 0} Where I added two to the size of …

This exercise had me build on an earlier program - first ask user if wants to compute, then (if yes) choose circle or rectangle, then prompt for appropriate inputs, calculate, and run again. I had a major brain freeze, such that this has taken me many hours just to get …

There are so many information dispersed in so many places. And most of them kind of cover the same set of topics like ps, cd, pwd, chmod, chown, etc. But there are so many things to learn. Really need some advice how to muster all the knowledge.

I was wondering where I can find the complete list of unix/linux utilities which can be found in all standard distributions. There is a list in wikipedia: [url]http://en.wikipedia.org/wiki/List_of_Unix_programs[/url] Is that all?

Can someone help me with this???? [CODE]/****************************************************/ /* File: name of your file with the source code */ /* */ /* Created by: give your name */ /* Date: give the date */ /* */ /* Program to find the maximum of three */ /* floating point numbers */ /* …

Hi everyone, I am doing a program here to ask question about alphabet, and i am only in the middle of it and i face some problem that i really cant solve, need some help here... ok the problem is, for(int j =0; j<20;j++), in output, the 1st jlabel.setText(j) is …

hi how do I put words into a specified location of a 2d array using scanf? string movies[100][6]={}; in main i need at least 100 rows and 5 columns i want the user to enter the movie id, name year, type and availability it will be stored in a 2d …

Hello again, I am having some issues adding up numbers. Here is the logic: I have a long string that is in the format name|1|2|3 etc. I am trying to add the sum of all the numbers following the name. So, from the above example, I am looking for the …

Hello all, I recently was reading some code and i found something along the lines of this: [code="C++"]void GetText() { int* size = new int; // ....... // lots of code here // ....... size = new int; // crap here }[/code] ^^ as you can see size is 'new'ed …

I am trying to read and write a text file into an array and then store it back into the text file. The main problem i am having is the storing the file character by character into the 3D array. Here is my code: [code] #include <iostream> #include <fstream> using …

[CODE]class Array { public: Array (int newSize, int order); Array (const Array& original); ~Array (void); void write (ostream& outfile, char* sortName, char* orderName); int getSize (void); void insertionSort (void); void selectionSort (void); void bubbleSort (void); static void initShellH (void); void shellSort (void); void heapSort (void); void quickSort (void); void mergeSort …

Write a python function to convert a numeric input argument to a string output based on the following rules: >=10: A, 9:B, 8:C, 7:D, 6:E, <=5: F I came up with this, but it does not work at all table = {'A': 10, 'B': 9, 'C': 8, 'D': 7, 'E': …

I am writing a Savings account program using a class with methods but it won't compile. I can't seem to figure out why. Hhere is my program. It contains an header file, source code file, and a program cpp file: Here is part of the error I get, C:\Users\JEFF~1.JEF\AppData\Local\Temp\ccWScaaa.o(.text+0x17a) In …

I developing a small program that I want working as a widget, and would like to display it only when no window has focus - or when the desktop window has focus. My best chance now is finding whether GetFocus() returns NULL but this is not working as suspected. I've …

Write a Python program that creates a dictionary of son-father pairs-you can make the pairs with fictional names for fun. Your program should populate this dictionary with the son-father pairs you made up. Your program should present the user a menu with two options. The following is an example: Father …

test = 4 #start of def def change(): test = 5 #end change() print test Why doesn't it print 5? Can anyone explain this to me? Btw, test = 5 is indented, the forum won't let me indent for some reason

for starters im just learning C++ so forgive my ignorance... that being said... i need to pull 3 bits of info out of a text file. - Last name (name) - stored as a string - First initial (initial) - stored as a single character - Account balance (account) - …

[url=http://cc.byexamples.com/2007/04/08/non-blocking-user-input-in-loop-without-ncurses/]code from this blog[/url] [code]int kbhit() { struct timeval tv; fd_set fds; tv.tv_sec = 0; tv.tv_usec = 0; FD_ZERO(&fds); FD_SET(STDIN_FILENO, &fds); //STDIN_FILENO is 0 select(STDIN_FILENO+1, &fds, NULL, NULL, &tv); return FD_ISSET(STDIN_FILENO, &fds); }[/code] [code]void nonblock(int state) { struct termios ttystate; //get the terminal state tcgetattr(STDIN_FILENO, &ttystate); if (state==NB_ENABLE) { //turn …

Here is my code for word count from command line. Ive got it reading what is in the command line but its not reading the file it just reading the words from the command line. [CODE]import java.io.File; import java.io.FileNotFoundException; import java.util.*; public class WordCount { public static void main(String[] args) …

I have a simple display() method that essentially looks like this [CODE] #include <stdlib.h> #include <iostream> #include <iomanip> #include "Pieces.h" using namespace std; void Pieces::BeginInstruct(int& i){ cout<<endl<<endl; cout<<i++<<":"<<setw(5)<<"Open the program."<<endl <<i++<<":"<<setw(5)<< "Click \"File\" and then\"New\"." <<endl; } [/CODE] Theres obviously more but what I am concerned with is that setw() …

Hi Everyone, I am searching the most effective way of sorting a list of objects. Say i have a bean [CODE]public class MyClass { private string name; private string id; // Getters and setters } [/CODE] Now say we put some values in a List [CODE]List<MyClass> myClassList = new ArrayList<MyClass>(); …

Been studying what I thought was a fairly authoritative article about BSTRs by Bruce McKinney... [url]http://www.ecs.syr.edu/faculty/fawcett/handouts/cse775/Presentations/BruceMcKinneyPapers/COMstrings.htm[/url] where he states that the four bytes before the start of the BSTR contains the string's length. Here is the exact quote... [QUOTE] What Is a BSTR? The BSTR type is actually a typedef, …

hey guys where can i get some homework especially on writing C programs

The essential problem is to determine the index i of the first Fibonacci number Fn to have at least d digits. The specific challenge is to determine the index of the first Fibonacci number to have 1000 digits. Obviously, this problem could be brute forced by stepping through all the …

How would I get the code below to time both the iterative version and the recursive version of the Fibonacci function so that I can see which one is faster. I already have the timer.h file to go along with it. I'm thinking i should use t.start() and t.stop() to …

Basically, I need to figure out how to change a buttons text when its clicked(X or O). [code] button1 = CreateWindow(TEXT("BUTTON"), TEXT("1"), WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON, 10, 10, 50, 50, hwnd, (HMENU)ID_BUTTON1, myInst, NULL); [/code] Im using buttons like this. I have it set up in the WM_COMMAND case …

Hi all, I have a question that , can we use java program as c++ program? Means, when we compile a c++ program we get a .exe file and we can run it anywhere or send to any one. Is the same possible in Java? As I know java creates …

Hi guys, I'm implementing a viewer for skinned character animation. Each frame of animation requires thousands of (4x4 matrix * vector) and (float * 4x4 matrix) calculations. This is the section that is repeated thousands of times: [code] // For each vertex influenced by bone for (int j=0; j<(int)Character::bones[i].get_vertices().size(); j++) …

I'm trying to write code for finding the number of same number in array. For example, in [1, 2, 3, 3, 4], the number of same number is 2. In [1, 2, 1, 3, 1], the number of same number is 3. How can I implement this? Please, help me.

[CODE]#include<stdio.h> #include<string.h> #define count 2000000 void add(char word[],char meaning[]) { FILE *fp; fp = fopen("words.txt","a"); fprintf(fp,"%s = %s\n",word,meaning); } void processing(void) { int i = 0,delay; printf("Processing....\n\n"); for(delay=0;delay<count;delay++) ; printf("\n"); } void getwords(void) { FILE *fp; fp = fopen("words.txt","r"); if(fp!=NULL) { printf("\n/**************************** DICITIONARY **********************************/\n\n\n"); char words; while((words = fgetc(fp)) != …

Hi guys I would like some help with creation of Java ME class I have only been capable of coming up with the peudo-code Can someone please assist? Thanks CLASS ImageGetter Method 1: CREATE a connection to a remote server to request the image Method 2: RECIEVE the image and …

i need to create a program that translates an english phrase to a spanish phrase. i have a text file with english words and their spanish meaning. i am unsure how to start this as i am quite new to phyton. ignore the grammar, i want to translate the phrase …

here I have code in python and now I want to transfer it in Java. import logging import urllib import re from waveapi import events from waveapi import model from waveapi import robot from waveapi import document from django.utils import simplejson from google.appengine.api import urlfetch def OnDocChanged(properties, context): #Get Contents …

Hi all, I'm writing a card game but I can't seem to set the cards in the deck. I'm getting a runtime exception error, whether I first try to set the suit or the rank. Here's my code: Card.java [CODE]public class Card { private String suit; private int rank; Card() …

I am having trouble connecting to a sql database. I have vb.net and it came with vs 03. I have doen a varity of simple programs with vb. I have recently added a server with sql 08 and connected with a workgroup. When I use vs to put a sql …