Software Development Forum

Hi Everybody, I am developed an application software in that i want to use notification Icon. But it seems to doesn't work for me. can anybody help me? Here is my code [CODE]private void button29_Click(object sender, EventArgs e) { notifyIcon1.Visible = true; notifyIcon1.ShowBalloonTip(2000, "Hello", "Hi", ToolTipIcon.Info); }[/CODE] it will not …

I am trying to figure out how to automatically close a simple windows application in C. I know how to create the window. But I have no idea how to get it to automatically close when it has opened without user input/interaction. Basically when it is called upon, I want …

hi... I made two class assemblies to use with my project now I want to make DLL of these class libraries so that deployment will be easy. can any one help me how to convert a class library to DLL. or com object Thanks in advance

hi. Im trying to make an expresion tree for every ER that I read each ER will be transformed into postfix and saved in a string, which I'll be sending to arbol_expresion() to create it`s tree expression Searching on the web I found a method to convert the postfix expresion …

I don't know what I'm doing wrong but I open my filed correctly but it doesn't display the contents in the file. Please help. [CODE]#include <iostream> #include <fstream> using namespace std; int main() { const int SIZE = 81; char input[SIZE]; fstream dataFile; dataFile.open("info.txt", ios::in); dataFile.getline(input,SIZE); system("pause"); return 0; }[/CODE]

I have a project in VB6 and I need help in how to get the number of selected rows in a Datagrid.. I have already tried using datagrid1.selBookmarks.count but it doesnt seem to work.. i have set the marquee style property of the datagrid into highlight rows. Can someone give …

I've done Hello World programs with Visual C++ Express 2010 before, but I always checked the "Empty Project" option. This time I selected a Console project and took the defaults. Program is below. [code] // HelloWorld.cpp : Defines the entry point for the console application. // using namespace std; #include …

I want a c++ code to : play a segment of awave between two times entered by the user. for ex :to play a wave between 4 and 100 seconds.

My program is suppose to create a two dimensional array that is read from a file. And use a recursive function to find how many white areas ('w'). My program runs with no errors but i cant get any response from my recursive function. Cpp file: [CODE]/* This program accepts …

Anyone let me know what is going on here? Think it is something to do with the scope. [CODE] double answer; if (sender is System.Windows.Forms.Button) { try { answer = Convert.ToDouble(answerBox.Text);//if cannot convert } catch (Exception ex) { MessageBox.Show("Enter a valid number" + ex.Message(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Information); return; } } …

Hi all, I have been doing for fun this problem in projecteuler.net. The problem is as follows: +++++++++++++++++++++++++++++++++++++++++ Peter has nine four-sided (pyramidal) dice, each with faces numbered 1, 2, 3, 4. Colin has six six-sided (cubic) dice, each with faces numbered 1, 2, 3, 4, 5, 6. Peter and …

I am trying to compare a string literal with a string downloaded from a webpage. Here is my code. [CODE]using System; using System.Collections.Generic; using System.Text; namespace testsource { class Program { static void Main(string[] args) { string source = getPageSource(@"http://www.mywebsite.co.uk/index.php"); string fromsource = source; Console.WriteLine(fromsource); //Displays Text Here in console …

Hello, I am working on my new project and I need to create a table for each user dynamically. In which the user will provide the Table name in the textbox and on pressing Create button a new table gets created in the same MS access database file with the …

Compare the two and just return how many match, don't need to know which ones matched Having a bit of brain freeze on this right now, any got any ideas?

I don't know what I'm doing wrong, I've at it with trial and error for quite some time and still can't figure this one out. Here's the question and I'll add what I have so far at the bottom. Basically I have no idea how to meet these specifications with …

Hello Everyone. i have created a XOR Encryption libary in c...well tried with some help. But there is something wrong with my coding as when i try and decrypt a file, it doesnt always decrypt as plain text as some charfacters seem malformed. Please could you help me fix this …

[CODE] Private Sub Combo1_Change() With Me.Combo2.Enabled = False Select Case Me.Combo1 Case "bob" Me.Combo2.Enabled = True Case "carol" Me.Combo2.Enabled = True Case "jeff" Me.Combo2.Enabled = False Case "freeda" Me.Combo2.Enabled = false Else: Combo2.Enabled = False End Select End Sub[/CODE] Hi all , this code seems to be wrong as i …

hi! i found problem in using timers.... do anyone help me in this regard as i have no idea about it...... please.... i am sending a code which i tried but in vain. i know where the problem arises.... but cannot find any solution of solving the problem..... [CODE] package …

hi, can i use count and top 6 in the same sql command ?? and also, how can i use inner joins to link guest id in reservation table with guest name from guest table

Hi you all! I hope someone here will help me, i have workt with my java-program for 14 hours and i cant get it right. Im sure im on the right way but i cant get i all right. ok.. first i have to create a dice-class that generates random …

First, my program works. I'm posting my code for my own personal benefit with the help of your guidance to know of any better way of handling this code. I was considering the use of [CODE] while(cin >> grabname) [/CODE] to possibly continue grabbing from the input stream until '\n' …

hello, i wrote a little program, but There are some problems. Can anyone help me? here is the code: [CODE]#include <iostream> #include <math.h> #include <fstream> using namespace std; bool tikrinimas(const char *filename) { ifstream failas(filename); return failas; } int main () { tikrinimas("example.txt"); bool failas; if (failas==true) {cout << "good";} …

Hey guys, i been trying to tokenize a string using the boost library. [CODE]int main(){ using namespace std; using namespace boost; string s = "This is, a test"; tokenizer<> tok(s); for(tokenizer<>::iterator beg=tok.begin(); beg!=tok.end();++beg){ cout << *beg << "\n"; } [/CODE] The problem i am facing currently is that i am …

Hey, im trying to create a string like the following in c++ but am unable to find a example in the internet in order to help me as im new to c++ and still trying to learn. [B]XXXXX-XXXXX-XXXXX-XXXXX[/B] [QUOTE][LIST] [*]Custom Length [*]Custom Block Size [/LIST][/QUOTE] if someone would mind how …

Good Morning All, Let me start by saying I am completely new to programming in c#, however I do have some VBA experience. That being said I have hopefully a simple thing I am stuck on. On a windows form I have a textbox that I have set READONLY = …

is it possible to incorporate a class file that is written in applet into a JLabel in application? I know it is possible to put HTML code in a JLabel, so I copied the code from my html file created when I compile and run the applet. I put it …

Hello everyone, So im been looking around and i havent been able to find info of this problem that i have, so this is the main thing I have this datagridview of an inventory, and i added an extra column(unbound) to the dgv, so what i want to be able …

Hey there =) i have 2 tables with a relationship between them. a Primary key in the one table, and a secondary key referencing the primary key, in the second table. Now usually when i want to display data in my db i INNERJOIN the two tables, so i can …

Hi. I am doing a C# windows form application and I am using Ms Access for the database. I have a sql query which retrieves data from 2 tables and I am displaying it in a crystal report. The problem I am having is for example i have 4 records …

Hello All, I've been scouring the internet for code on sending email through lotus notes and this is what I found: [CODE] static void SendNotesErrorMail( string err, string file) { //Pass in file name string filename = file; //Pass in error message from TryCatch string errMessage = err; //Create new …

Unfortunately Array's aren't my strong point and this final lab is giving me a bit of trouble. Basically I need to make it so the code will return true if the given array is sorted in ascending order (lowest to highest). or it will return false. Then i need to …

Hello I have been using c for dummies along with bloodshed software for a day or so and I tried putting this snippet of code in from the book and I got a syntax error:[CODE]#include <stdio.h> int main() { char name[20]; char color[20]; printf(“What is your name?”); scanf(“%s”,name); printf(“What is …

Hello everybody, I have a xml socket server which get data from xml sockets out of actionscript3. Now I'm having a lot of if statements. Can I use another way to make my code more clean? Ivibot is a piece of hardware my school provided. LedBlink is a runnable class …

[CODE]// student.cpp - Script 9.7 #include <iostream> #include <string> // Declare the Person class. class Person { public: Person(std::string theName); void introduce(); protected: std::string name; }; // Declare the Teacher class. // Teacher inherits Person. class Teacher: public Person { public: Teacher(std::string theClass); void teach(); void introduce(); protected: std::string clazz; …

I need to keep my coding skills up to snuff, but I'm having kind of a block. I don't know what to code. Anyone have any idea of some small projects that I can work on? Perhaps ones that would look good if i sent them to companies? Don't ask …

Hi, I'm iterating an Arraylist inside a synchronized method, and I've set the Arraylist synchronized inside the method, but I still got the error ConcurrentModificationException. Why this is happening? [code] private synchronized TaskInProgress findTaskFromList( Collection<TaskInProgress> tips, TaskTrackerStatus ttStatus, int numUniqueHosts, boolean removeFailedTip) { synchronized(tips) { Iterator<TaskInProgress> iter = tips.iterator(); while …

i need a very simple coding of vb6 to control 8 leds connected with parallel port of my on-board parallel port. i need a little description with the coding to understand

Hi, I use [B]pulp[/B] module to solve my some optimization problems. With integer numbers, it works like a charm. I wonder if it is possible for pulp to work with real numbers. Here is a sample optimization problem I build for my project. [CODE] prob = pulp.LpProblem("example", pulp.LpMinimize) # Variable …

Hi Can anyone help me with path variables. My problem is a referenced a dll file as part of my project, and in the reference properties it has "C:\users\susan\desktop\project1\xfind.dll" as its path I tried removing it, and adding its reference to the windows system dir but it just goes back …

I commented by the last line. I am trying to print out the string in reverse. [CODE] #include <iostream> using namespace std; void add(string n); int main() { string B ="ABCDEF"; add(B); } void add(string n) { if(n.length() <= 1) { cout<<n[0]<<endl; return; } else { cout<<n[n.length()-1]; add(n[n.length()-1]); //this lines …

Hi guys, Im trying to write a program that find the biggest rectangle by its area. I've tried and it doesnt seem to compile. Can you help me please, thanks. [CODE] public class Rectangle { private int width; private int height; public Rectangle(int width, int height) { this.width = width; …

When reading books I was thinking that data hiding was to hide the data from the user so somebody who is using a C++ executable is an user and data hiding is implemented to hide the hide the data from the user( somebody who is using the exe file produced …

[CODE]import java.io.FileReader; import java.util.Scanner; public class diverScores { public static void main(String[] args) { Scanner kb = new Scanner(System.in); double [] score = new double [8]; double totalScore = 0.00; Scanner fileScanner=null; try{ fileScanner= new Scanner(new FileReader("divingdata.txt")); }catch(Exception e) { System.out.println("Input file not found"); System.exit(1); } while(fileScanner.hasNext()) { String fileLine …

I am trying to figure out how to make the return type of a procedure a reference parameter. Can anyone help me out? I am a complete noob so if you could try and explain things as best you can I would really appreciate it and would help. My code …

I've been using this technique in several of my programs now for quite a while and haven't had any kind of trouble with it until now. Granted now things have gotten a bit trickier but I'm still doing the same basic concept of search through a string looking for a …

Hi, I have a list of lists such as : [[foo,1],[baz,1],[foo,0],[bar,3],[foo,1],[bar,2],[baz,2]]. I want to get all the different items in the inner lists and find the total number of them. I mean the result should be like : [[foo,2],[bar,5],[baz,3]]. How can I do this task? Thanks in advance.

I know that I can set it up in the property window but I need to do it in code. How?

i am working on a project in which, i have a text area and when the user enters some details in that text area, the data should be saved in a text file and the path should be saved in the database, when another user wants to access that text …

So I have a task to write the algorithm for eratosthenes' sieve. The code works fine apart from the fact that it just won't print the newline when i need it. It just ignores the syscall for printing. I tried googling but couldn't find anything similar to my problem. The …

I have never heard of it. I am researching on how to implement the internet to my program and I come across it. it seems to be easier then what I was trying to do for the past while. Could someone please link me to a website that can provide …