Software Development Forum

I had decided to use JcomboBox but it doesn't seems to work. It doesn't seem to be able to take the string in the JComboBox as a condition to log in. Previously with correct username and password, it will be able to log in but now with correct user and …

Hello all, been a while since I've asked a question. I'm working on a project just to practice and for fun and I've run into a snag. I'm working on a painting type program and I'm trying to get a generic Buffer class for the images so I can use …

The code is really long so I don't want to post all of it, but I'm posting the part I'm having an issue with. This is part of a fraction class I'm writing. Most of it is working but for there is something wrong with the istream because when I …

OK, so here's the deal. I'm trying to create 2 programs, a server and a client, which communicates between them. I'm working on Ubuntu, throughout FIFO. So, 1st of all, I create 2 FIFO's: $ mkfifo pipe $ mkfifo pipo Ok, and after that I create the client and the …

I new to java's applet programming & there is a problem in my program This is my program: import javax.swing.*; import java.awt.*; import java.awt.event.*; /*<applet code=Rect height=600 width=800></applet>*/ public class Rect extends JApplet implements ActionListener { JLabel jl1,jl2,jl3,jl4; JTextField jt1,jt2,jt3,jt4; JButton jb; int x1,x2,y1,y2; public void init() { Container c=getContentPane(); …

I am not getting this program since i beginner to applet programming import javax.swing.*; import java.awt.*; import java.awt.event.*; /*<applet code=Login height=500 width=300></applet>*/ public class Login extends JApplet implements ActionListener { JLabel jl1,jl2,jl3,jl4,jl5; JTextField jt; JPasswordField jp1,jp2; JButton jb; public void init() { Container c=getContentPane(); c.setLayout(new FlowLayout()); jl1=new JLabel("Username : "); …

Hi everyone, I'm currently trying to do a bit of java programming after not looking near it for almost a year. Most of what I've been doing has been C/C++, and I was just wondering - in C++ you could have a header file with functions only in it, say …

i have a error in this program...i m tryin to write a java GUI program that converts character to corresponding integer and vice versa...tis is my code...can anyone help me solve the error???the error is : 1 error found: File: C:\Users\Kumaresen Nair\Desktop\Conversion.java [line: 58] Error: The local variable word may …

I'm trying to convert My Console classes to .Net classes because I can't use std::vector or anything like that in WindowsFormsApplications. So I decided to convert all Vectors to Lists and I thought that the classes work the same but my code below throws a massive amount of errors and …

Hi all!! See the following code: #include <stdio.h> int main() { union a { int i; char ch[2]; }; union a u; u.ch[0]=1; u.ch[1]=0; printf("%d %d %d\n",u.ch[0],u.ch[1],u.i); getch(); return 0; } The output that I get is: 1 0 2130509825 Why am I getting this number? What I think the …

i have encounter problem on my java file,i can't find the solution..just only one error.. here is the java file and it give me an error of error: "reached of end of file while parsing in line 137" can anyone help me please?thanks in advance.. import java.io.*; import java.util.*; public …

#ifndef EXAMPLE_HPP #define EXAMPLE_HPP #include <memory> #include <boost/gil/gil_all.hpp> #include <QtGui/QApplication> #include <QtGui/QHBoxLayout> #include <QtGui/QImage> #include <QtGui/QLabel> #include <QtGui/QWidget> //#include "image_details.hpp" static void x_gradient(boost::gil::gray8c_view_t const &src, boost::gil::gray8s_view_t const &dst) { for (int y = 0; y != src.height(); ++y) for (int x = 1; x != src.width() - 1; ++x) dst(x, …

So I'm trying to make a lottery program which outputs up to 6 sets of 6 random numbers using only 2d arrays and arrays for my project. No arraylists are allowed. Here is what i have so far, but it's not running because I don't have a main file?. Someone …

Hi all, I'm new to java and here is my code. It runs, but the output is not what I wanted. This project allows the user to enter up to 6 lottery tickets and I have to generate random numbers 0-49. The number generate fine, but the number of tickets …

I just started learning java a week ago, and I'm trying to make my first program - a simple grade calculator for a class I'm in - and I can't get it to compile for the life of me. I've finally gotten it down to one error ("Comp202Grader.java:60: variable letterGrade …

I want to convert string to unsigned short. Example "123" equal to number 123 or 0x7B. But i get an error while doing the convertion : "Error 9 Cannot implicitly convert type 'int' to 'ushort'. An explicit conversion exists (are you missing a cast?)" Here is my code: UInt16 usTest …

I was wandering what could be the causes of this error message? Like in general. `\\: *stopped,reason="signal-received",signal-name="SIGSEGV",signal-meaning="Segmentation fault",frame={addr="0x00402d53",func="Domain::Movie::show",args=[{name="this",value="0x1"}],file="..\\src\\Domain\\Movie.cpp",fullname="e:\\eclipse for c++\\workspace\\lb6-8oop\\src\\domain\\Movie.cpp",line="36"},thread-id="1",stopped-threads="all"` 10x.

Hi all! I was experimenting a little with scanf. I am posting the code and the outputs I am having prolems understanding: #include <stdio.h> int main() { char a,b,c; int d,e; scanf("%c%c",&a,&b);//-------------------(1) printf("%c %c\n\n",a,b); scanf("%d%d",&d,&e);//-------------------(2) printf("%d %d\n\n",d,e); scanf("%c abc",&a);//--------------------(3) printf("%c\n\n",a); scanf("%c abcdefgh",&a);//---------------(4) printf("%c\n\n",a); getch(); return 0; } In (1): Doesnt …

if Julian_Date > Base_Date : Target = (Julian_Date - Base_Date) % 28 print First [Target], Second [Target], Third [Target] Shift_Set = [First [Target], Second [Target], Third [Target]] elif (Julian_Date < Base_Date) & (Julian_Date != 28) & (Julian_Date !=0): Target = (Base_Date - Julian_Date) Shift_Set=[First[(28- Target)],Second[(28- Target)],Third[(28- Target)] else pass #the …

Hello all, I have tab delim file as follows #file1 #version1.1 #columns with the information as follows state1 class1 report_version_1.1 9428 4567 . . call=1;times=5;toss=head->tail;sno=A1B1;effect=positive state1 class1 report_version_1.1 3862 4877 . . call=1;times=5;toss=head->tail;sno=A1B2;effect=negative state1 class1 report_version_1.1 2376 4567 . . call=1;times=5;toss=head->tail;sno=;effect=positive state2 class1 report_version_1.1 4378 2345 . . call=1;times=5;toss=tail->tail;sno=A1B3;effect=positive,negative, both …

Evening to everyone. I have a new project that is rather lengthy, but I am almost done with it. Sorry about the long read, but I was hoping to answer any questions that you may have upfront by posting all that I know about this project. Thanks Here's the assignment: …

Hello Friends... I need help on regular expressions.... I tried the following way but it did not work for me....please help me to create a regular expression... ^.*(?=.{8,})(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(^[a-zA-Z0-9@\$=!:.#%]+$) My requirement is -> Min 8 to 15 characters - this I will do with the length validation or by including in …

warning: int format, pointer arg (arg 2) i have no pointers this function :( main.. functions.... functions. int test(char num) { int total[SIZE]; printf("%d",total); fflush(stdout); //no pointers return 0; }

Hi, I have 4 different files that contain the text below. I need to Remove specific whitespace from the text and to find if there is a number that appears in more then one file and to print the output result to a new file that will includ lines with …

I'm developing a VB.NET application that is going to be checking if a table has been changed and if it has get the data and send it off to another application. I was looking into ways for an application to know that there has been new data added to the …

I have been looking on the internet for how to do a save as on my form, but can't seem to figure it out. All I know is you can do something with the saveFileDialog, but I don't even see it pop up. I want to incorporate 8 Different SaveAs …

I'm having trouble with my some output in hexadecimal math. The subtraction overload seems to work fine, but when I add an address to another it goes all wierd on me. :( Here is a sample output: 00000000 + 0000055c = 0000000c // Incorrect 000a0000 + 00000180 = 000a000000000080 // …

hi i have have problem with my code i try to do event that use me to know when the clipboard changed - but it doesnt work :( -> The Code: namespace YossApp { public partial class Form1 : Form { public Form1() { InitializeComponent(); } public void InputStr(string dataObject) …

Hey,,I tried the following code to retrieve data from an excel file,apply query and save the result of query to another excel file. Now there are two problems: One,I am getting the required data but some reduntant unwanted data too. Second,It only works if the excel file, from which the …

When I am trying to design an algorithm , I had a programming problem in Java .. I want to write M nested "for" like that: for (I[0]=1; I[0]<=N; I[0]++) for (I[1]=1; I[1]<=N; I[1]++) ... for (I[M]=1; I[M]<=N; I[M]++) { Statements; } Where M is entered by the user during …

I am having trouble making the link open a web browser and going to the website can someone please show me what to do in the linkClicked. private void agricultureLink_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) { }

Hi there. I'm having trouble passing variables between Forms. Let me explian my self by an example. I have a Form1, the user types a "Client ID" in a textbox if it's not a valid one, it opens a Form2 in which the user selects the correct "Client ID", once …

I am tryin to add rectangle to on to an image in wpf. Rectangle is drawn at MouseLeftButtonDown event. Problem is I want to add this rectangle straight to the Grid (on to the image) without using a canvas. How Can I do that? or How can I avoid using …

I have a delim-tab file ID NAME FAMILYTAG EFFECT 001 John Black Positive 002 Kate Rhodes,Mich Positive 003 Aaron Sunders Negative 004 Shirley Rhodes Negative 005 Dexter Sunders,Hark Positive I want to input this file(which is much larger) and read in a name for eg: Kate. I want the script …

Hi all, I have recently designed a WPF application with some user controls and I want to code behind a user control to redirect to another window or invoke another user control however I am unable to do the same. The problems I am facing presently are as follows:- 1.When …

Hi guys, I am trying to connect to AD and want to be able to enter a group name and return all the members of that group. I have no idea what I am doing or where to start. I imagine that its not a lot of code I am …

I have created an application which puts all the images at a user defined location in a rtf document. The code is working fine and the images are getting inserted. However, if I open the document and add some text manually and save the file, the file size increases dramatically. …

Hi, All, I have a data table that looks like this: USERNAME ICOUNT IAVERAGE DATE_LOGGED LAGX01 1245 1245 05-07-2012 LAGX02 2211 1422 05-07-2012 LAGX03 1698 1112 05-07-2012 LAGX04 4598 1555 05-07-2012 LAGX05 2589 3245 05-07-2012 LAGX06 3321 1155 05-07-2012 LAGX07 3698 3458 05-07-2012 LAGX08 2589 4587 05-07-2012 LAGX09 1598 1142 …

I need 15 .but I only have 3. can some one remind me of some? I have put only these questions so far This is just a practise questionnaire . not a real one. 1. What are your color preferences for below mentioned Sections? i. Title bar? ii. Tools bar? …

Hi All, I have a spash screen on my project, this isn't just for effect but to read data from a file before my main project is started. the issue is that i cant seam to close my splash screen..... here is the code from my splash screen. Private Sub …

Hi all, I have written a program to find the reciprocal of an input number by using newton rhapson iterative method. Below is the algorithm implementation in C: #include<stdio.h> #include<stdlib.h> #include<math.h> int main() { double guess,newguess,input,error=1.0; printf("Enter the input number"); scanf("%f",&input); printf("Enter the guess for the reciprocal of the input …

I have this annoying problem: I am filling a HashSet out with Road objects, only doing so to avoid duplicate elements. However, the output from lines 81 though 95 shows that the set contains duplicate elements. Sorry for the messy code, this is a pretty ad-hoc sollution, in addition to …

I need GMPXX on MinGW. This is driving me nuts. EDIT: I should mention I've tried using the precompiled MinGW GMP and GMPXX libraries via the **mingw-get**. And they fail. I removed them. I compiled GMP in MSYS with the following line. ./configure --enable-cxx --prefix="/mingw" && make && make install …

In sql server , my query brings out more than one row of data SELECT * FROM TABLE 1 WHERE COLUMN LIKE 'PARAMETER' Now i am trying to make it in a dtagrid that the datagrid shows allpossible rows that is supposed to show .This is the code Dim objCommand …

Hi, I created an application which allows a user to capture screenshots and save them as images at a pre-defined location. Now, I want to insert the saved images to a word document. I am aware of Apache POI, but that is still under development and it seems that you …

am trying to add images to a rtf document. I am able to add images to the document but I can't append any images. This means that when the 2nd Image is added, the first image is removed. I think that whenever the code is executed a new rtf document …

Hi Everyone, I have a list of numbers I'm trying to write to a file, which I want to be a binary file. Here's my code: nums = [0x1234, 0x5678, 0xabcd, 63, 44] with open('filename', 'wb') as bin_file: for number in nums: bin_file.write(number) The problem is that I keep getting …

I have a problem trying to link my my datagrid view to my sql server stored procedure. The way it should work is that when I select an item in a list from my combo box it returns a set of rows on the datagrid view specific only to that …

Hi, I created a C program which basically calculates bunch of variable values.... Although the desired output for the final version program is just a few lines, however, for debugging purpose, I've printed the variable values everytime a change is being made in-code. As a result, the output consist of …

What is the difference between these two and why does one compile fine compared to the other :S //MyFile.h #include<iostream> using namespace std; inline std::ostream& operator << (std::ostream& Str, const RGB &Rgb) { Str<<"R: "<<(int)Rgb.R<<" G: "<<(int)Rgb.G<<" B: "<<(int)Rgb.B; return Str; } //Main.cpp #include <iostream> #include "MyFile.h" using namespace std; …