Software Development Forum

In datasource i have 5 columns and i want 3 columns data in particular dropdownlist having a distinct value... plz help

after execut this command netstat -na have a display which are showing some listening ports and local address and state i want know which port i can use for socket c# programming ?

I'm going to build my wife a home banking application so she can easily keep track of our finances. I want it so that it you can input every credit to our bank account(wages etc). For each item of credit there will be 3 seperate input fields: date, amount, source(where …

hi, Please im developing an application reserves rooms for clients it is in a way that you cannot insert another clients details if another client has chosen the room for a particular date. i have binded a comobox with a database that contains information about the various rooms. MY PROBLEM …

How to use c sharp properties and after get value save in sql database.

I am in beginning Java and using Dr. Java to write my programs. I am trying to write an array that user input sets up the length of the array(#of students) that character grades are stored in. It is suppose to ask if you want a full print out, to …

Hi, My Application was developed using c#.NET with java web services to connect to oracle database. It is working fine with my windows XP machine, but when i deployed the same app in another win7 machine by just cpoying the release folder with dll and exe files and launched the …

> Hi everyone, I have to implement a circular queue using linked list here. > We imagine a queue in a circular shape where we break at a point such that now it has 2 ends > Now we have to perform insertion and deletion at both ends one at …

#pragma once #include <fstream> namespace testrun1 { using namespace System; using namespace System::ComponentModel; using namespace System::Collections; using namespace System::Windows::Forms; using namespace System::Data; using namespace System::Drawing; using namespace System::IO; using namespace std; #pragma endregion private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) { ifstream inputFile; ofstream outputFile; inputFile.open("1.txt"); outputFile.open("sum.txt"); int num1; int num2; …

Is it possible (without using any external modules) to make two computers, or Python programs communicate through an Ethernet cable? E.g. Sending messages, numbers, etc. And if so, how?

Hi, I want to make array with loading text file and display it in ListBox. I used this code: Dim strFileName() As String '// String Array. Dim tempStr As String = "" '// temp String for result. strFileName = IO.File.ReadAllLines("C:\zel.txt") '// add each line as String Array. For Each myLine …

Im creating a little practice commend line application that has to ask for passwords.This is a section of the code that is suppose to run if the user puts spaces in a password. It works fine up to that point but then no matter what the user inputs it always …

Hello Everyone, I am looking for an example on how to upload files in Java only. What I saw recently it requires JSP also. But I only wish to use Java only. Here is an example on what I used, but it seems does not work. Can you please provide …

Hi I'm wondering if there is a simple win32 API to retrieve the current module filename (xxxx.exe) I know about GetModuleFilename which gets the full path. And I have read that argv[0] holds the exe name, but that also give me the full path. What I'm after is an API …

I would like to develop a SQL injection vulnerbility scanner. However, i dont know how to develop it, It is any module in python could help me develop this app? My app requirement User able to input the target URL and apply SQL injection scanning on target URL After that, …

Ok, I have a websie built for a friend(simple/static). I want to add an amdin panel for him, so he can log in, put pictures into the gallery, change or update his stocklist and change or update his news section with special offer etc (he owns a reptile shop). I …

for i := 1 to n do for j := 1 to n do C[i, j] := A[i,j] + B[i, j] #include <iostream> #include <iomanip> using namespace std; int SIZE = 10; double Sum(double matrixA[SIZE], double matrixB[SIZE]) { int i = 0; int j = 0; double rows, columns; double …

how to make this shape in c#? 111111111 3333333 55555 777 9

Hello guys, I have made an application in which I want to make my application expired after 6 months. and then user enters a key to activate and then application again validates for another 6 months. My code is: Public Class Form8 Dim date1 As Date = #7/24/2012 9:00:00 PM# …

Hi all, I have givn a task to implement a game. It has ruls of texa's Holdem poker and the objective is to make words like scabble.So it is a blend of these 2 games. So i need to store (Only with 5 letters)words(I dont know whether it is a …

Hi there, I have developed a pool game for a project but am required to do some JUnit testing to finish it off but I have not been shown any in my course and as a result I am totally confused with how to do this. My lecturer won't give …

What does this expression mean? f==0?1:f*fact(f-1)

Get three exam grades from the user and compute the average of the grade. Get Output of the average of the three exams. Together with the average, include a happy face in the output if the average is greater than or equal to 75, otherwise output failed.

Hi All. I am currently at work on this program and have came accross this error when i debug the code in ASP via Internet Browser it displays the following message on top of the webform "Command text was not set for the command object" I am also having problems …

#include<stdio.h> #include<conio.h> #include<stdlib.h> void main() { char a[100],b[50],c[50]; int i,n,j,k,d; printf("enter the string: "); fgets(a,sizeof(a),stdin); printf("enter the string to be removed: "); fgets(b,sizeof(b),stdin); printf("enter the string to be searched: "); fgets(c,sizeof(c),stdin); for(i=0;a[i]!='\0';i++) { if(a[i]==b[0]) { k=i; printf(" \n the first character is at %d",k); printf("\n lets see whelther searchstring is …

iam using vb 2010 and i want to search for any record when i enter a text in the search text box. i mean, if my records are as follows: dan,daniel,edn,steven,mary. and i just inpunt 'd' in the search box, the datagrid lists: dan,daniel,edn because they have a 'd' in …

iam trying to save records in a form to my mysql database. but i keep geting an error on the cmd.ExecuteNonQuery line.

Could someone please give me a pointer as to why my use of appendText fails? This is my first bit of programming for 30 years - I'm sorry if its an idiot mistake :) The program has 2 text fields. You paste a list of url's into the first box …

Hi everyone, Could some one please tell me or show me the entire codings of how to run external .exe programs in java. I want to do this because i have a lot c/vb programs that i want to run in my java program. Thank You Yours Sincerely Richard West

how do i write the new command that clears records

How do you make Python set an str from a file? For example, my file would contain these pieces of text: username=Eugene password=eugene How do I get Python to return this? >>> print(username) Eugene >>> print(password) eugene Any help is deeply appreciated. Thanks!

im trying to access a webpage and it asks for my email in which it contains a "+" sign .example:"elkowalski+garbage@gmail.com" but instead it tries to write it as "elkowalski garbage@gmail.com" so it fails to log in successfully into the wepage. i would really appreciate if someone can take me to …

Hello, I'm new in vb.net but befor a couple of days i've created a vb.net windows form application , my application works well it adds certain number of lines to access database and searches this database, my problem is when i minimize my application windows while doing some work it …

I want to insert a "words file" into "ms access" which has a column with data type "attachement". Can anyone suggest me what the sql statement look like?

Hi, I want to implement an English word dictionary without the meanings. I have 51,947 words. I read many articles on the internet and sugestions were trie, Hashset Will implementing a trie provide better perfomance for serching or Hashset or anyother. Plz help me..

**In this code you must type the complete word in the textbox that stored in ur table to shows up in the listview. any1 can help me with this?? it should be base by letters not word.** Private Sub ListView1_click() Dim rs As New ADODB.Recordset Dim selected As String If …

I have been searching for a way to retrieve records from my database. I was able to find and create a function specific to my program, but it wont work. Will someone advise me on how I can go about this task? I catch error in binding source and error …

how do I set a shortcut key for 1 of the textboxes in vb.net. When I goto the textbox and press F3, then it should give the current date in the textfield...Can somebody help me with this?? Thanks in advance..:)

Excessive Image Resource Hi So I'm writing a program to clear old images out of some folders. I get the old and new folder paths from XML and then check each image against my database then I move it using MoveFile() if it meets my requirements. The one folder I'm …

Hi, I'm new with the java world.. I have a homework assignment for my java class due soon and I'm quite stuck in the middle of it. I'm supposed to make an eight ball using GOval in the acm library and whenever I click on the black ball in the …

I'm trying to have my panels overlap, but visual studio is placing my second panel INSIDE the main panel, I want them to be purely independent of one another. I have my main menu panel and when the user clicks a button that menu panel is disabled and changed to …

Dear All ! Please Correct my SQL String. sqlcmd = New SqlCommand("Select top 10 Distinct[Batch No], [Item Name],Decentralization, UOM, Balance from Decentralization order by Serial desc", conn) When I run this Command I get Following error : incorrect syntax near the keyword 'Distinct'

Hey guys, I had a quick question. Let me try to explain what I'm trying to do here. I'm a bit new to numpy and I'm writing a parallelized code. It is working fine without the use of NumPy, but I'm trying to learn by getting it to work both …

//:How do I convert to string? C++? pragma once #include <iostream> #include <fstream> #include <istream> #include <string> namespace testrun1 { using namespace System; using namespace System::ComponentModel; using namespace System::Collections; using namespace System::Windows::Forms; using namespace System::Data; using namespace System::Drawing; using namespace System::IO; using namespace std; private: int total; #pragma endregion private: …

I want to add squares onto a jpanel one at a time after a delay . My program works fine until I tried to change the background color with setBackgound(). It didn't change. I worked out I have to call super.paintComponent(gr) in my paintComponent method. But when I do this …

1. I have some question regarding inserting two panels from a class to a JFrame from another class, both having same package of GUI. How to do this? 2.And how to make JFrame to display different panels during application run? Example, I have a JButton in class A which after …

Im brand new at python and am trying to teach myself through a book. Im trying to run a very simple command but I keep on getting a syntax error. If someone could take a look at it and tell me what im doing wrong I would greatly appreciate it. …

Hi, I'd like to create a perl script that takes two input files, one being a master list of users/attributes, the other being a newly uploaded list. I'd like two output files, one being a file with new users (not in the master list) as well as updated users (changed …

Quad Tree is a tree with four pointers like North East, North West, South East and South West. Its used a lot in region query. Is there a way where I can find the min and max nodes a quad tree using some trick or is there some standard formula …

I'm doing a program, and trying to find the @, going back to the beginning to search for valid characters, and when I find an invalid one I move it forward to valid one. Same goes for the end, except just leaving it at the invalid character. My program compiles, …