Software Development Forum

Hi friends, I dunno how to declare global array. Its funny because, it works if declared locally. my code looks like that [CODE]private: /// <summary> /// Required designer variable. array<String^>^ salka = gcnew array<String^>(20); // GIVES ME ERROR System::String^ date; System::String^ linia; System::Int32^ token; System::Int32^ i; System::Int32^ j; System::Int32^ k; …

I got the textbox and a listbox and a button, I can add names threw the textbox hit the button to add and it adds to the listbox, now I need to take the names from there and randomize them into 4 groups and make it into an array also, …

Problem i cant get this to compile using Textpad5 any help would be nice on what i am doing wrong seems i cant get the GUI aspect of Java to work and yes i have all latest updates of JDK and JDE [CODE]import java.awt.FlowLayout; //specifies how components are arranged import …

Hi All, I'm trying to create a GUI which looks like an installer, whereby you click next and rather than opening a new form, it keeps the same form but displays different information (kind of like different panels). I'm making a college project where I'm using a MySQL database to …

I am trying to build an application that finds all possible ways of arranging 8 queens on a chess board in such a way that no two of them are on either the same row, column, or diagonal. I am also trying to do this applying what I think is …

I made a header file to convert strings to numbers of base X. That is I want: [CODE]int num=B<16,int>("FFF");[/CODE] To equal: [CODE]int num=0xFFF;[/CODE] Here is the code so far: [CODE]#include <string> int numb(char in) { if (in>='0'&&in<='9') return in-'0'; else if (in>='a'&&in<='z') return in-'a'; else if (in>='A'&&in<='Z') return in-'A'; } …

Hi guys, I've made a code that will search in my text file specific strings that the user will enter in a text field. My problem is that when i enter the text and search, it will display everything and disregard the user input. heres my code: [code] public void …

Hey guys, ive bin following someones tutorials on how to connect and view data in a sql databse table. Does anyone know how to send data from say two textboxes to the table, say Name and Gender Heres the working code I have at the moment. [CODE]Imports MySql.Data.MySqlClient Module SQL …

The exercise tells me to find the error in this code [CODE] int g() { cout << "Inside function g" << endl; int h() { cout << "Inside function h" << endl; } } [/CODE] The listed error is that function h should not be defined inside of function g. …

Good Morning, I'm having this error in the program " object in abstract class orderedArrayListType is not allowed. Here is the code: arrayListType.h [CODE]#ifndef H_arrayListType #define H_arrayListType class arrayListType { public: bool isEmpty() const; //Function to determine whether the list is empty //Postcondition: Returns true if the list is empty; …

Hye I have a question: Suppose I use JDBC, JDBCTemplate in order to execute a sql query. The query is something like: query = "SELECT ... FROM ... WHERE user = ? AND password = ? AND x='valuex' AND y='valuey' ..." Where user,password - I got from the web user …

I found an old post (2002) on another website where someone asked how to colorize text in Linux. The reply was: [CODE]printf ("\033[31ma\033[32mb\n");[/CODE] Where the format is "\033[XXm" followed by the text to be colored. I tried this on my Ubunutu machine and it works. It even works with "cout …

Hi,can anyone tell me how to check if a file exists,I am using turbo c++ 3.0 Thank you for your time.

Hi, i want to get current position of cursor on the form. there are label to show the coordinates of cursor position. anyone can help me. i don't have idea for this. thanks Best regards.

Hi masters.. how can i shutdown computer using api files in vb6? best regards.. Gbu

1. is it possible to put 2 values with 1 key into a HashMap? I know the regular put(k,v) won't do it..but I'm trying to override many functions to fit my needs and I can't figure out a way to do it.. let's say the key is a name and …

HI friends, Is there a possibility to refer to item by its number (in Combobox)? For example, I read all combobox items from a file. and I need to do sth like that: [CODE]if (comboBox1->Itemnumber=1) then {Action}[/CODE] I don't want to refer to the text in the combobox to make …

how to create Context Menu and Event Handling in Visual Basic .NET

[CODE]#include <iostream> #include <cstring> using namespace std; class Cow { char name[20]; char * hobby; double weight; public: Cow() { strcpy(name,"peter"); strcpy(hobby,"nothing"); weight = 1.0; } Cow(const char * nm, const char * ho, double wt) { int len = strlen(ho); strncpy(name,nm,19); name[19] = '\0'; hobby = new char[len + …

Hello everyone, I am working on a program right now and part of the idea involves a pop-up menu. What I need is something like: A small box in the program, On MouseOver small box, small pop-up menu opens up next to the small box, On MouseOver menu option 1, …

I don't know why my code is failing after building, actually i know the char statements are wrong can anyone tell me how i can fix the char statements and make them correct, all i need to do is initialize a single letter using char [CODE]#include <stdio.h> int main() { …

Hello. I am have a problem while trying to write to a file some sorted lines . my initial file is somthing like this name2,number2;name3,number3;name1,number1 when i run this code ord = open("Be.csv", 'r') order = ord.read().split(";") order = sorted(order) for sort in order: print sort ord.close() f=open("Odd.csv","w") f.write(sort) f.close() …

How can I make this code with just one parameter (int[] a) ? [CODE]private void QuickSort( int[] a, int left, int right ) { int i = left; int j = right; int pivot = a[( left + right ) / 2]; while( i <= j ) { while( a[i] …

Hi.. how to calculate distance between two points.. each point have a coordinates (x,y). please help..

Hi, Here is my code. [CODE]# class DefaultTamplate import wx import Image BUFFERED = 1 class FourByTwo(wx.Window): def __init__(self, parent, id=-1, image="JPEGImage", size=wx.DefaultSize): wx.Window.__init__(self, parent, id, image, size=size) self.SetBackgroundColour("white") self.W = 384 self.H = 272 self.photo = image # wx.Image("Test.jpg", wx.BITMAP_TYPE_JPEG) self.FrameSize = 96 self.SetVirtualSize((self.W, self.H)) if BUFFERED: self._Buffer = …

Hi, I am beginner in java programming. I want to create a program that will enable the user to input data? I want to check if the input is numeric or not. How to do it? thanks!!!

Keep getting Attribute Errors with my code any suggestions? There are two files attatched [code] from string12 import * from root import * def main(): tree1 = raw_input("enter numbers: ") print buildParseTree(tree1) def buildParseTree(fpexp): fplist = fpexp.split() pStack = Stack() eTree = BinaryTree('') pStack.push(eTree) currentTree = eTree for i in …

Tried running ant on some example source and keep getting this error.. Does anyone know as I'm assuming i'm maybe missing the ejb libs but am pointing to the glassfish/jdk which should have them? I also thought JSE compiles JEE code? thanks. [CODE]Z:\My Desktop\ejb3-samples\chapter1>ant Buildfile: Z:\My Desktop\ejb3-samples\chapter1\build.xml common: [echo] BuildName: …

Hello! Can someone help me? I have to add item "Final Grade" to my cboQuarter. The thing is, my cboQuarter already has a datasource and I can't add the item "Final Grade" during drop-down. The error says, "cannot modify or insert (can't remember word by word) when it already has …

Hi !!!!! I have to filter the input for a geniric string with some operations. for example : [CODE] char buf [] ="25+2;44+1;8-2." char op1[20]; char op2[20]; char operazione[20]; char en[20];//in this varible i put ";" for the next operation , I put "." becouse the operations are end sscanf(buf,"%[0-9] …

If p1at.Text = 0 Then p1ts = p1at.Text p1tc = p1bt.Text t1.Text = p1ts t2.Text = p1tc If p1tc > p2at.Text Then p2tc = Val(p1tc) + Val(p2bt.Text) t3.Text = p2tc Else p2tc = Val(p1tc - p2bt.Text) + Val(p2bt.Text) t3.Text = p2tc If p2tc > p2at.Text Then p3tc = Val(p2tc) + …

Hey guys! There is some way to open a file and fill it with randon information until it reach a determined value? Like a dumb file (; Thanks!

Hello everyone. I'm a bit new to c++. I'm trying to write a game loop (see the code below) and I'm getting some weird behavior with the GetSystemTime(). I ran through it with the debugger and I get things like this: startTime = 452 endTime = 210 And nothing seems …

Hello Seniors, I am trying to extract an element from a string using the delimiter ';' in case it is in the middle of the string or nothing if it is the only element in the string..i am coding a generalized code that can extract the element from any such …

Hey I need some help to program a little begginner project. So I want to create a program that displays an image when you press the start button. When you press the "Next button" it will display a new image. My problem is, I want the image to change EVERY …

first i create 1 form, 1 picture box and 1 button.. i name button like upload...when i click upload button, i can browse picture..so after i click a picture,automaticly picture will set in picture box and 1 folder like mypicture will be create on C:// and that picture will be …

I have a question about programming Java into HTML using the latest version of Tomcat. I'm trying to get the option values from the HTML to go inside the Java program and print out said values. A friend of mine suggested that I create an array of strings and then …

I am making a program to calculate the distance between 2 location by inputting the latitude and longitude of the locations using DMS, then convert the given DMS to angular measurement. I have made the program using functions but when it finally calculate for the distance, it always goes to …

Hy, I have a JPanel within a JFrame. In the menu bar of the frame I have a check button that would show/hide a toolbar within the JPanel. The toolbar is a JToolBar type and is added in the NORTH region of the layout. It occupies the whole region but …

can i chnge all button font color on every form that i hve create. .i just want to click 1 button and it show menu choose color..

hey, i receive one value from an accelerometer that shows the roll of the accelerometer the value ranges from-180 to 180 which is 360 degree angel. what i want is to represent this value on the screen by drawing a line that would rotate accordingly to my accelerometer. this video …

i make a string array and want to show in message box,but it does not working properly [COLOR="Red"]Help Me what is wrong [/COLOR] [CODE] private void btnarray_Click(object sender, EventArgs e) { string[] myname = new string[2]; myname[0] = "Shahid"; myname[1] = "Hussain"; MessageBox.Show(myname.ToString()); }[/CODE] when message box show error show …

I want to search data from combo box here is the code : [CODE]SqlConnection cn = new SqlConnection(s); cn.Open(); SqlCommand cmd = new SqlCommand(); SqlDataReader rdr; string cd =comboBox1.Text.ToString(); string CommandText = "select * from rto where cd =@cd"; cmd = new SqlCommand(CommandText, cn); cmd.Parameters.Add(new SqlParameter("@cd", System.Data.SqlDbType.VarChar, 20, "cd")); cmd.Parameters["@cd"].Value …

this is the code for my class assignment [code=c] import java.util.Calendar; class ClockThread implements Runnable,KeyListner{ int sec,min,hour; Thread thr; ClockThread(){ Calendar rightNow = Calendar.getInstance(); hour=rightNow.get(Calendar.HOUR); min=rightNow.get(Calendar.MINUTE); sec=rightNow.get(Calendar.SECOND); thr=new Thread(this); thr.start(); } public void run(){ while(true){ try{ Thread.sleep(1000); sec++; } catch(InterruptedException ie){ System.out.println(ie); } if(sec>=59){ sec=0; min++; } if(min>=59){ min=0; hour++; …

Hello friends, I need some help with my c++ hangman code.The code is below. [code] /*Game of Hangman Author - Chirag Mittal */ #include<iostream.h> // For input/output #include<fstream.h> // For file input/output #include<string.h> // For strcpy #include<time.h> // For time #include<stdlib.h> #include<ctype.h> //for toupper & tolower #define MAX_WORD_SIZE 15 // …

Hello, I am need of urgent help.I've made a program to generate bills (using goto statements) but my teacher has asked me to remove those and use something else in place of it.The problem is that I have tried using separate functions for that (It's not working properly) and I'm …

Hello, I have decided to make a timer program on my computer to limit the amount of time that I game. Anyways, I have it working fine with a small borderless window in the top left of the screen that ticks down and when it gets to 0 it sounds …

I am supposed to create a class patient that will sort the patients according to their condition that is Serious(S), Routine(R), Critical(C), and Expectant (E). Use a heap based Priority Queue. The data type stored should be objects of class Patient. Class Patient will require a compare method that takes …

so the user enters a string of coordinates like "(1,2) (3,4) (5,6) etc..." and I'm trying to use istringstream to pull out each number and put it into an integer value. This is what I've got so far: [CODE] string S1, temp; int num1=0, tempX, tempY; cin.ignore(15,'\n'); getline(cin,S1); num1=S1.find("("); S1.erase(S1.begin(),S1.begin()+num1+1); …

I am supposed to make a palindrome program using stacks, but my function keeps returning false. Here's the code: Main: [CODE]int main() { char word[50]; cin >> word; cout << strlen(word); if (checkIfPalindrome(word) == true) { cout << endl << "Is a palindrome."; } else { cout << endl << …