Software Development Forum

Friends please help me... I have Three text boxes 1.Bank 2.Acno 3.Name I am selecting record from database where Bank and Acno are =(txtbank.text and txtacno.text) If any record found, the focus should go to the third textbox-'Name' else message "Record not found" should be displayed.I tried the following code …

Is it possible to change the value of a const variable? My aim is to change the directory of the Shell. I have set `const char* path = "C:\\"` as current directory. So if the user inputs "gd" then it will ask a directory to be set as the new …

I was given a project to do, but I don't understand this notation and am rather confused, so I don't even know where to get started. I am supposed to be using the clock function to see how long it takes for the code below to finish running. Prefix Averages …

Hi, I'm trying to use the replace() method to take out all instances of " " , (space) with an underscore, ("_"). I'm doing this because I'm using URLs to connect to a servlet. I keep getting this error: [code] replace(char,char) in java.lang.String cannot be applied to (java.lang.String,java.lang.String) url.replace(" ", …

Hello, Looking at the standard streams provided by the stl libraries, it seems as though it is impossible to have 1 stream to use for both standard console IO and file/string IO. However, before I give up I would like to ask, is this possible: generic_stream stream; stream=cin; //now I …

Hello People! I am quite new to Qt (and programming in general). And I am making a program that requires me to encrypt a file and decrypt it after asking for a password through the program. But I have no Idea where to start. What I already have - A …

 The combobox should be able to display the distinct value from the access database but is able to show all the record on the listbox. I tried to select distinct value through wizard but it is not working. So i need some help

I want to optimize a directory listing input iterator so that the WIN32_FIND_DATA can be written directly to a vector (via emplace) instead of being first written inside the iterator. This is an idea of the code: /* std::vector<WIN32_FIND_DATA> vwfd; struct listing_it:std::iterator<std::input_iterator_tag, WIN32_FIND_DATA>{ HANDLE handle; WIN32_FIND_DATA wfd; auto operator*()->wfd&{return *wfd;} …

Hello, I have a `HWND` for a window. I have double checked that it is a 100% valid window by using `SetActiveWindow()`, `SetFocus()`, and `SetForegroundWindow()` on it, successfully bringing it to the frontmost window. However whenever I try to use `GetPixel` on it it returns -1 (0xFFFFFFFF). What am I …

Hi all, I need your help, I have got a problem with my python script. I'm using XBMC media application which they are using python 2.6v which they works the same way as the other version for python. When I'm pressing on the enter button of the keyboard, the code …

Hi, I hope there will be a suitable function or easy way to enable/disable save button until something is really changed in the GUI(frame). My frame consists of several panels, textboxes, Jtable,Jtree e.t.c. How can I design some function until some infomation is manually chnaged by the user to enable …

I created following classes in my program. Way.h class Way { private: std::string id; std::string name; public: Way(); Way(const Way& orig); void SetName(std::string name) { this->name = name; } std::string const & GetName() const { return name; } void SetId(std::string id) { this->id = id; } std::string const & GetId() …

Hi guys, need help here. I would like to check the registry key is exist for this code: Sub main() Dim regKey As Object = Registry.LocalMachine.OpenSubKey("SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D75F38ED-E49A-48F3-9B72-D4BC5FE73B44}", True) ' Check if it exists If regKey Is Nothing Then MsgBox("Registry key does not exist!") Else MsgBox("Registry key is exists.") End If End …

would like some ideas of how to acutally create my own cd function from scratch using C programming.I'm building a shell program in C.

I'm wondering if there's a way to cut the long statement and make it shorter as possible. the case is i have 5 radiobuttons each questions. thanks in advance.. =) If Q1.Visible = True Then If q111.Checked = True Or q112.Checked = True Or q113.Checked = True Or q114.Checked = …

Hey! So I am having trouble with this [problem](projecteuler.net/problem=18)! Basically you have to find the path that gives the largest sum down this tree: 75 95 64 17 47 82 18 35 87 10 20 04 82 47 65 19 01 23 75 03 34 88 02 77 73 07 …

Hello guys, I have a project to save an image from canvas to file. I have tried googling for 3 days and nothing works. Can anybody show me how to do it. I have search from this forum and this is what i get. http://www.daniweb.com/software-development/java/threads/436548/saving-canvas-as-image " Create a new buffered …

I have a WPF app which saves a few textboxes in a XML file. But for some reason sometimes it saves ok and the other time it does not. And the problem always is how it closes the XML file. For example, closing the XML file shoudl end with </Data> …

Hi there, I'm a real newbie to python so sorry if this is a stupid question or if I don't fully get your answer, no hate please! I'm trying to write a small program to use when calculating differential equations bu using Euler's step method, don't worry if you don't …

Hello, I am writing a little script that needs to get the timezone from an rss feed, and I am using [URL="http://www.feedparser.org/"]Feed Parser[/URL] to parse the rss feeds. The way that I am converting the date into Unix Epoch time is: [CODE] feedDate = feed['feed'].get('updated_parsed') or feed.entries[0].get('updated_parsed') feedDate = mktime(datetime(*feedDate[0:6]).timetuple())[/CODE] …

Hi all, I am new to programming, and i'm working from a booik which has set me a challenge with a random jumble word program to pair the jumble word with a hint. I have been going round in circles trying to work it out, please help point me in …

hello everyone i have wrote a code but i have problem compiling it ( making it run ) it's running but there are no any text's that i'm typing in Writeline here's the code! using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplication5 { class Program { …

Hi everyone and thanks in advance for the help. I have the following class that throws an error on compiling where i declase a vector of pointers I have an Engine class that I want to host multiple scenes objects stored in the vector sceneList and then pass which ever …

recently started learning java, going through the official tutorial and would like to check that the below code is a valid and correct solution to the following exercise ( [exercise 1](http://docs.oracle.com/javase/tutorial/java/javaOO/QandE/creating-questions.html) class Card{ // fields ------------------------------------------------------------------------------------------------------------- private static final String[] SUITS = {"Hearts", "Diamonds", "Spades", "Clubs"}; private static final String[] …

Any good places to start learning Python? Websites/books/Youtube tutorials? Also any good editors, too?

Hi, I have quite complicated XML strings coming from somewhere else and I need to parse it in C#. Because of the complexity of XML, I decided to use XmlSerializer after getting an xsd file. But my xml code never seem to work.. here is my myxml.xml: <?xml version="1.0" encoding="iso-8859-1"?> …

We just need the save button to save to a sql database. This is done other than that. it is saying, "Error: No suitable driver found for jdbc:derby:charityDB;create=true" import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; // Event listener import java.text.NumberFormat; import javax.swing.*; // GUI building import java.io.*; import java.sql.*; // JDSB …

Question :create a n application containing an array that stores 20 proces such as RM2.34, RM7.89 and so on. The application should display the sum of all the prices , display all values less than 5.00 , calculate average price and display all values higher than calculated average. Requirement : …

Friends, In VB.net Form properties, There are Maximize Box and Minimize Box.If we make them false, those prperties will be disabled.Likewise there is a Close Box at the right top corner of the form.How can we disable this? Is there any way at design time to disable this? If not,Can …

Hi , I am totally new to Java . I need someone to provide this question with code answer so that I can learn from your code . Thank you. Question 1 : Store 20 integer employee ID numbers in an integer array and 20 corresponding employee last names in …

I have to take two arrays, put them in a function, and then put them into a file. I have no problem actually making the arrays, but I am not quite sure how to go about defining the function for both arrays. I appreciate any help! #include "stdafx.h" #include<iostream> #include<fstream> …

Is there any way to detect a keypress when your window is not active? I got a transparant window which is always visible ontop of other applications. Though the idea is to start timers when the assigned key is pressed. The problem i got is when the window is on …

Hello fellow earthlings. Using VB6, I want to write a MENU program that executes exe files, or executes dll files. The MENU file should have a function that sends a parameter to A.exe, or B.dll as an example. If A.exe or B.dll received the parameter from the MENU, then they …

hey , what are the steps to create a class diagram using Visual Studio 2013 , with my classes already generated ?

what other web design software is available othe than visual studios 2013 ?

please someone tell me how to change the size of the button.the code: JButton button1 = new JButton(); JButton button1 = new JButton(); public Mainmenu() { setLayout(new FlowLayout(100,278,158)); Icon button2= new ImageIcon(getClass().getResource("button1.jpg")); button2=new JButton(button2); add(button); Icon button2= new ImageIcon(getClass().getResource("button2.jpg")); button2=new JButton(button2); add(button2); HandlerC hand = new HandlerC(); button1.addActionListener(hand); button2.addActionListener(hand); } …

In the derived class when calling up a variable that was initialised in the base class, is there a need to say base.(variableName) or can it simply be left out

Hello, can somenone help me solve this problem? i try this code to insert my data into microssoft access 2013 database but when i insert, a new row is created with no data, someone can help me? this is my code for my save button, only date can insert. acsconn.Open() …

Hello, I have two programs: a) Server.java : Using a JFileChooser, selects a file and then sends it to Client. b) Client. java: Displays the file. My problem: I am able to send a file from server to client only once. The ObjectOutputStream.writeObject() does not work after that. I later …

I just have installed VS Ultimate 2013. When I compiled a simple code, it had an error LNK1104: cannot open file 'kernel32.lib' I tried to follow instructions on internet but it didn't work. My code #include <iostream> using namespace std; void main() { int x; cin>>x; cout<<x; }

This code is for a button that removes a column of panels from a program that includes rows and columns of panels, each with a textbox and label inside them.The two buttons and definitions panel "pnlDefintions" adjust the way specified after the For loop, and the program does run through …

\cs2370week8\cs2370week8Assign\cardDeck.o" c:/program files/codeblocks/mingw/bin/../lib/gcc/mingw32/4.7.1/../../../libmingw32.a(main.o):main.c:(.text.startup+0xa7): undefined reference to `WinMain@16' collect2.exe: error: ld returned 1 exit status Process terminated with status 1 (0 minutes, 7 seconds) 1 errors, 0 warnings (0 minutes, 7 seconds)

will i be able to populate a picture in a label ?

Hey, I tryed the first problem of the Euler project, but for some reason the code bellow is not give me the correct answer: def multiple_sum(multiple=3): x = 0 for n in range(0, 1000): if not (n % multiple): x += n return x print multiple_sum(5) + multiple_sum(3) It is …

Dear all, I am learning C language. I got the following problem while running the problem. Program: [CODE]#include <stdio.h> #include <math.h> #include <stdlib.h> main() { int x; for (x = 1; x <= 250; x ++) printf("x = %d\n", x); }[/CODE] OUTOUT should be: x = 1 x = 2 …

Hi guys. I need help in updating Excel files through Datagrid. I can update it through a fixed update sql statement(Update table_name Set field1=value1, field2=value2 Where ID=unique_no) but I encountered a situation where a spreadsheet can have 3 columns, sometimes 5 and so on. My point is can I update …

hello all, i have a problem to save data that get checkbox is true. so How to save data/row to datatable and bind it again to Datagrid? thanks regard

i need some easy techniques on how to work with source code expecially when you use it to create the gui . . .

Hi, I need some help with sorting my string comparison. Bascially what I have to do is this: To have numbers sorted properly even when they aren't justified with leading 0's: 1 2 ... 9 10 Instead of: 1 10 2 ... 9 Also to have numbers sorted properly even …

Write a program that accepts the name and ID number of 5 students and stores them in an array. After all the students have been entered, the application should display the title “Student Roster” and then list the names in the array. 2D Array. #include <cstdlib> #include <iostream> #include <string> …