Software Development Forum

I'm just wondering if the below is true? I pulled this from another forum. Does this mean that a application using qt4 can be built and used in a bank without getting permission or paying fees for it's use? *The Framework is freely available for Windows, Linux, MacOS X, and …

Hello guys, I need help with the Robot class in Java. I am trying to excute a couple of keystrokes using an array so it will be less repetitive typing in the keyPress method. Here is the code: import java.awt.AWTException; import java.awt.Robot; import java.awt.event.KeyEvent; import java.io.IOException; public class RobotExp { …

I just made a small program to spell check a provided sentence and point errors in the sentence. Actually, the program creates a list by reading data from text file which contains dictionary words and from there it tells whether the inputted word/s are in dictionary or not. I would …

Hi, I would like to the code below to search the contents of file1 in file2 and then output results arranged according to file1 contents. At the moment the code outputs are according to the order of elemnts in file2. I need some help to get this code working as …

Hello, I want to develop an email system (preferably through java but any other language will also do), say mymail.com, exactly like gmail, yahoo, hotmail or any other mailing system where users can send and receive a mail. I would like to know where can i start from. Thanks in …

Hi ive got a problem and im not sure how to do this one :( Im currently working on a dll and wondering on how something would work ? Public Sub CtsItemsTooltipText**(ByVal MyCustomItemsTooltipString As String)** ** MyCustomColumnsTooltipString = "This will display the Columns section for a Custom database" & vbNewLine …

#include <stdafx.h> #include <stdlib.h> #include <windows.h> #include <GL/glut.h> using namespace std; int a=0,b=0,c=0,d=0,e=0,f=0,g=0,h=0,i=0,j=0,k=0,l=0; int rumus(int x1, int y1, int x2, int y2, int x){ int y=(x*(y2-y1)+x2*y1-x1*y2)/(x2-x1); return y; } void tampilkan() { glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glClearColor(0,0,0,0); glLoadIdentity(); glBegin(GL_QUADS); glColor3f(0.0,0.0,1.0); glVertex2d(2,2); glVertex2d(5,2); glVertex2d(8+c,11); glVertex2d(7+d,rumus(7,14,2,11,7+d)); glEnd(); glBegin(GL_QUADS); glVertex2d(7+e,rumus(7,14,5,11,7+e)); glVertex2d(9+f,rumus(9,14,2,11,9+f)); glVertex2d(14+g,rumus(14,2,2,14,14+g)); glVertex2d(11+h,rumus(11,2,5,14,11+h)); …

Hi, Recently I retrieved code of my project EXE file. And it was almost same with 100s of errors. So my question is Is career in .NET is safe? And is our code safe? Can this be done with other languages?

I was following [this tutorial](http://www.swiftless.com/tutorials/opengl4/1-opengl-window.html) for my first attempt at OpenGL. All I'm doing is initializing an empty window. His VS 2010 code is [here](http://www.swiftless.com/?download=1%20-%20OpenGL3%20-%20Window). Using Dev-C++ as my IDE on Windows 7, and MS SDK 7.1, I get this error: [Linker error] undefined reference to `_imp____wglewCreateContextAttribsARB' ld returned 1 …

Ok guys I need some help why I am getting this error and how do I fix this:'Handles clause requires a withevent variable defined in the containing type or one of its base types' Code below Error occurs on line 14: Imports System.ComponentModel Imports System.Text Imports DevComponents.DotNetBar.Metro Imports DevComponents.DotNetBar Namespace …

hi, i have this problem about reading the file's content from the back Write a program that asks the user for the name of a file. The program should display the last 10 lines of the file on the screen (the tail of the file). If the file has fewer …

I am not totaly sure my code for my revealLetter is correct....I can't quite convert letter string into an char array so i just left it as hiddenWord == letter in the code.... package program.p02; public class WordHider { private String hiddenWord; private String partiallyFoundWord; private int NUMBER_MISSES = 5; …

Just a couple basic static mathematical helper methods that I've found useful for game development. Feel free to add some in replies for future visitors. I will do another post later this week with advanced helper methods from trig and calc. I will also do a geometry helper class as …

Currently I am working on a project regarding C# and SQL and I have a problem regarding the SELECT function and I cannot find any solutions on-line. The scenario is regard searching query from C# through SQL server and display the results in a Data Grid View at C#. I'm …

I started with curl and now I'm able to post form data, obtain html pages and all that basic stuff. But I'm unable to analyse individual data in the obtained webpage. Like filtering all the images, videos and things like that. I can do that in Javascript, but that can …

package program.p02; import java.io.*; import java.util.*; import java.lang.*; public class Dictionary { private String[] dictionary; private static final int NUMBER_OF_WORDS = 81452; private static String FILE_NAME = "dictionarycleaned.txt"; //no arg constructor??? public Dictionary() { Scanner fin = null; //open and test the stream try { fin = new Scanner(new File(FILE_NAME)); …

I have created a custom font for programming and I wish to use it in code::blocks. The thing is that code::blocks only allows for standard fonts (as far as I can tell) and so I cannot get it to recognise my font (even though it is a ttf). [Here](http://www.4shared.com/file/4avU0Xuh/lucidaprogrammer.html) is …

I want to use opengl to draw some stuff, not to the screen but to a data buffer instead. Is this possible? IE: uint32_t *data; glSetDrawTarget(data,GL_RGBA|GL_UNSIGNED_INT_8_8_8_8);//this is the line I cannot figuro out how to do glBegin(GL_TRIANGLES); //... glEnd(); //and now my buffer is full of custom data glSetDrawTarget(NULL,NULL);//reset to …

Hello everyone, Im new to this forum and sort of new to Java aswell. I'd like to ask you to comment on the way I practise Java and also hopefully solve this **"Start: Applet not initialized."** error. I have not tried to run this through browsers because i didn't create …

Below code includes both client and server code.... I am trying to read message from client and display it on server and vice versa......Problem i am facing is both the codes are executin but messages are not getting displayed ....help me import java.io.*; import java.net.*; class Client { public static …

What i need to do is parse an integer to a "library" of co-ordinates. This integer allows for a random co-ordinate to be chosen. The "Library" i mentioned is shown below Public Function Hit(ByVal rnd As Integer) Select Case rnd case 0 return "(0,0)" case 1 return "(0,1)" End Select …

I'd like to say "hello" to everyone as it is my first post. I looked for the solution to my problem on the internet for over 2 hours and I didn't find anything relevant. I hope you are able to help me. I have a bunch of invoices written in …

public String getCurrentDay() { if(day.getValue() == 0) { return "Sunday"; } if(day.getValue() == 1) { return "Monday"; } if(day.getValue() == 2) { return "Tuesday"; } if(day.getValue() == 3) { return "Wednesday"; } if(day.getValue() == 4) { return "Thursday"; } if(day.getValue() == 5) { return "Friday"; } if(day.getValue() == 6) { …

Now I have 2 classes. The first one is called UIController and the other one is called MainJFrame. I would like to know how to make a listener for a JFrame which has a JComboBox inside. Everytime a ComboBox submit a new data the JFrame will tell the UIController that …

Here's my dilemma: I am creating a histogram through matplotlib and saving it in the same folder I'm running. There are a few image files that I can save it as, none of them being bitmap. So I'm trying to convert the image to bitmap. I've looked at WxImage and …

Hi, I am doing xml serialization using TextWriter and I am able to get the string of data, however I need to convert the string of data from TextWriter object to XMLDocument format. Does anyone have any idea on doing this? My Code as shown below: XmlSerializer xml = new …

Hope I don't start a holy war ;) This question rose to my mind after starting a project with a couple of friends (my very first team project to be honest). We all agreed on CamelCase, but one friend suggested somethin unnatural to me, that is, starting names of all …

Hi everybody, I've got a code which returns to a given text an inverse index. From a list of tokens, the function produces a list sorted by the frequency. Example: inverted_index(['the', 'house', ',', 'the', 'beer']) [('the', [0, 3]), ('beer', [4]), ('house', [1]), (',', [2])] Code: def outp(txt): ind = {} …

Hi all, I got the error in design window "Object reference not set to an instance of an object." Instances of this error occurs at two cs files one.cs value = UIHelperConfig.GetSelectedPaymentTypeCode("CreditCard"); two.cs public static string GetSelectedPaymentTypeCode(string paymentType) { return ConfigurationManager.AppSettings.GetValues(paymentType)[0]; } How to make my design window viewable?? Any …

hey guys , i need some help and guidance regarding my college project. i'm working on a sales system . i have a form which consist of all the following information( item code , item name , item price , quantity of item ) which is display using a data …

i have been confused lately regarding where to concentrate... java or c++ or Algorithms & data structures or ........(there are still more languages) whenever i concentrate on java i tend to forget c++ or various algorithms or assembly( i have learned 8086/8088 programming). java is very large...core java......file io....swing..servlets....enterprise java...and …

I am trying to determine the backcolor of a textbox and have an event happen. I've been using: "If txtbox.backcolor = System.Drawing.Color.Red Then End if" But this dont work. Can somone help me? ml

Hi, I have a complete ms access system build(tables, forms, reports, query). I am in the process of using vb to re-create the system. I managed to show every fields on my vb forms without any coding. However I have some wrong information in my combo boxes. For example I …

Hi everyone! Can you help me please? I need to write sniffer for internet explorer 9.0 using hooks in c# Is it possible? I searched google.com found some information: SharpCap (packet capture framework for .NET), using .NET Socket class to listen user's activities on the web browser but I didn't …

First things first, I'm relatively new to C++. I'm just finishing up my first semester of computer science and I'm getting the error "Segmentation Fault (core dumped)" while opening a file in my final. I believe the error has to do with pointers and occurs somewhere in the while(!file.eof()) { …

my_funcs.c: int x = 0; FILE *stockIngredientes = fopen( "C:/Dropbox/Work/ISEC/P/ingredientes.txt", "r+" ); while( fgets( tmp, 100, stockIngredientes ) != NULL ){ ingredientes[x].nome = strtok( tmp, ":" ); ingredientes[x].identificadorNum = strtok( NULL, ":" ); ingredientes[x].quantStock = strtok( NULL, ":" ); ingredientes[x].limMin = strtok( NULL, ":" ); ingredientes[x].consumoMed = strtok( NULL, ":" …

hi i'm having trouble with this rock paper scissors program looping correctly. Ok so first of all that game is a simple rock paper scissors of the user against the cpu. The program begins by asking the user what choice he/she would like from a dropdown menu rock. paper or …

This is the program to print all possible combination of the string. It was orginally written in C++. Now i'm trying to write it in C but stuck with this problem of strings and pointers + some warnings. INPUT is taken from argument, which is "const **char" . I tried …

A script I am writing on works on the DVD present in the drive at time of script execution. I want to extract merely the label of whatever appears after '/media/'; ./script.sh /media/DVDRW-43/ An obvious solution would be to get the substring by `path='echo ${file:7:9}' #renders DVDRW-43` but I would …

In this program I'm attempting to visually represent a selection sort using an array of rectangle objects. If the program worked as intended, the rectangles would sort themselves from least to greatest, with two rectangles switching spots and the array being repainted each time through the selection sort loop. As …

Hello Every One, I am new to VB6 and I am getting the problem from few days. I want to print a label sheet of the specific barcode which contains(description, barcode image and unit price), as much times I want the label should repeat on the same sheet to that …

Hello I am running into an error after creating the jar file. I get a message stating that the main class to my program could not be found when in fact there is a main class. If someone could give me a hand and lead me in the right direction …

hello, i am attemping to write a basic swf header reader using the format specification from : http://www.the-labs.com/MacromediaFlash/SWF-Spec/SWFfileformat.html So far i am able to read the first 3 bytes : FWS, no problem The problem i am having is reading the version number after, it is displayed as a question …

Hey guys, i've been making a little super mario clone in Java but I need help, you see, if you download it and play it, you will notice it is quite stutter-y, and that really shouldn't be the case since it's such a small program. game link : [Click Here](http://www.filefactory.com/file/4mx7jddejnrr/n/super_mario_clone.zip) …

Hi guys, I have some fundamental holes in my understanding of programming, so help would be appreciated, I’ve always had a problem getting my head around it. I don't have a very strong mental model of how the code flows. My main problem is i think i understand the syntax, …

Why is my score corrupted??? #include <iostream> #include <cstdlib> using namespace std; int main() { string names[10]; int score[10]; for(int scores = 10; scores >= 0; scores--) { cout << "What is your score? "; cin >> score[scores]; cout << endl; } int swapHolder = -1; int ten = 10; …

I am programming a number of students and quiz questions and correct answers program for my school's programming II class. I have an ok knowledge of C++, but I cannot understand the reason why my code does not work. I have created an integer of num of students, I asked …

Hi I have a program for DUP client and server in java. when i run the UDPServer and type netstat in the cmd it dosen't show any open port for UDP. why is this? is it because it is a connectionless protocol? appreciate any commnts

I'm doing a program which consists on a Test, with the following structure: 1. Question 1 rdioBtn 1 rdioBtn2 rdioBtn 3 2. Question 2 rdioBtn 4 rdio Btn 5 rdioBtn6 And so on... Each question is inside of a groupbox. What I wanna do, is to disable my "Next" button, …

What is the difference between string and String? If I want string name = "Joe"; String name = "Joe"; which is the correct usage? Is there a difference? Thanks in advance.