Software Development Forum

Can somebody help me with this? I'm not sure if this is the right forum section, so if it's not, please let me know. The problem goes like this: I need to create a program that has a recursive function which checks whether or not the given string is a …

Hi I have a problem with my mdi Child Form, when i close it with Form1Child.Close() then it close with any problem but when y i want to open again with Form1Child.Show(); i got a message that said "Cannot access a disposed object." what can i do??? thanks

hi every body I have small system for emails which I must save all user in one file and all message in one file :( . the problem is : i want the user to write a message and when he end it click Ctrl+d then write Ctrl+d in end …

[CODE]/*manimbo_mp4.java*/ import java.io.*; public class manimbo_mp4{ public static void main (String[]args) throws IOException{ BufferedReader br=new BufferedReader (new InputStreamReader (System.in)); /*initializing STRING FORMAT variables *smmort holds monthly mortgage amount *spaym holds mortgage payment amount *sremb holds principal amount*/ String smmort,spaym,sremb; /*initializing LONG FORMAT variables *lmmort holds monthly mortgage amount *lpaym holds …

can any1 tell me how to display a array of pixels into a gray image using c

I wrote a custom web service to submit a form from sharepoint to sql. The form works properly and says the form submitted sucessfully but no data is stored in sql. I am pulling my hair out. Any help would be appreciated. Code is below. [CODE]<%@ WebService language="VB" class="Submit" %> …

I have a very complex multi-page form I am developing in the Crystal Reports which is included in VS2008. There is always 1 Page A. There may be 1 or more page B. There may be 1 or more Page C. Page A has 7 subreports and a header from …

Good day.! What a frustration drives me just this day.! Last night we got power lost. Just this day when i open my vb project, ive got an error message says that project1 cannot be loaded. When i try to open one form on that project it also returned, form1 …

Hi guys, I found this thread ([url]http://www.daniweb.com/forums/thread19814.html[/url]) that gave me guidance on this topic but I wanted to further develop my understanding. I understand that in Java, everything 'passes by value', even references. That is, a copy of the value is passed to the parameter so the original value is …

Hi, I've been working on a program that lets you make cartoons. You have to draw one frame at a time. This works fine. The problem is, all you can do is playback the cartoons, you can't save them. I need to find out how to save multiple picture files …

Hi, Could you please show me where my error is? I have created one "DLL" file by myself. Then, I want to reuse it in another project, but the system prompt error message whenever I call that "DLL" function. I created "DLL" with "ActiveXDll". The following is my dll code. …

HEY...I need some help......i need a c++ code that segments a image.....i need it for my projet...i tried so hard but didnot find it yet....Help Plzzzzzzz

Hello, I need some help with python GUI. There are one image(image1), two plots(plot1, plot2) in the GUI. I want they share the same axes. I tried with many methods but only found that just one axis is shared. Another problem is the image and plot redraw flicker. How to …

ok guys, i can not figure out the following problem that i faced just a while ago while trying out some filing in c++. the code is as follows: [code=c++] #include<iostream> #include<fstream> #include<string> using namespace std; int main() { ifstream readFile; readFile.open("Input.txt"); string sample; readFile>>sample; cout<<"Here is a line: "<<sample<<endl; …

hi.can u plz tell me where to put printf for timecount.here is the code for quicksort i wanted to calculate the time it takes. [CODE]#include< stdio.h> #include< conio.h> #include <time.h> #include <ctime> void shellsort(int a[],int n) { int j,i,k,m,mid; for(m = n/2;m>0;m/=2) { for(j = m;j< n;j++) { for(i=j-m;i>=0;i-=m) { …

plz help me how to make this code that accepts 10 integers and display the largest.thanks in advance ...hoping for your positive responds

Hi, I have an application with one JFrame and two modeless JDialogs. When I mimimize the JFrame, the dialogs are still there, not minimized. So i need to hide them. I can hide them with WindowDeactivated event which runs one time when the JFrame is minimized but when I want …

I am a beginning programmer and am having a problem with adding a record to a customer table in a Microsoft Access database. I have worked for hours reading my textbook and troubleshooting to no avail. When I execute this code below the record is not added and I do …

when I try to compile my project file in devcpp I get the following error: I tried googling but nothing seems to help when i tried them. CreateProcess((null), C:/cygwin/bin /sh.exe -c "g++.exe -c test.cpp -o test.o -I\"C:/Dev-Cpp/lib/gcc/mingw32/3.4.2/include\" -I\"C:/Dev-Cpp/include/c++/3.4.2/backward\" -I\"C:/Dev-Cpp/include/c++/3.4.2/mingw32\" -I\"C:/Dev-Cpp/include/c++/3.4.2\" -I\"C:/Dev-Cpp/include\" ", ...) failed. Access is denied. C:\Users\dedl\Desktop\SAIM\SAIM3\OpenGLGLUT\Makefile.win [Build Error] …

Hi, Am getting this error "System.NullReferenceException: Object reference not set to an instance of an object." This error comes when i am trying to export crystal report in excel format. Exporting to pdf works fine though. On local development machine, exporting to pdf and excel works. On server, only exporting …

Hi there, I'm trying to write a metronome for my brother (who is a drummer). He tried a few that was downloadable but want's to have a custom one according to his specs... Now i only have 1-2 months of C# programming experience (1 month for the following each aswell: …

I was making a DEQUE program utilizing two separate lists for forward and backward traversal. But what I think I've done is ended up making [U]two separate lists[/U], having same data but only their [U]order reversed[/U], thus wasting memory :'(. So what I want to know is this how a …

Hey, I wrote this code that makes you type two things, then it checks if it is the same. Well, that was it was supposed to do, but then it kept saying: expected primary-expression before "else" expected ';' before "else" Here's the code [CODE] #include <iostream> #include <time.h> #include <windows.h> …

Hi, I would like to know if there is any way using C# to free the memory being used. I have a very complex application where OutOfMemoryException occurs frequently. Is there any code or any other possibility to free the used memory, say at the beginning of each iteration of …

[CODE]private JButton getBtnSave() { //if(btnSave == null) { btnSave = new JButton(); btnSave.setToolTipText("Save scan output"); btnSave.setText("Save"); btnSave.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { try { String lines[] = taOutput.getText().split("\\n"); for(int i = 0; i < lines.length; i++) { System.out.println("Value: " + i); BufferedWriter bw = new BufferedWriter(new FileWriter("audits.txt")); String …

Hi and I have made a simple Java function/method and for some reason it is not working. It doesn't show errors. It doesn't display results. It returns nothing and forces other things around it to do nothing. Below is my script. [CODE]private String get_url(String address) { String result=""; try { …

can anyone suggest how to write a notepad app using c??algorithm for programming is needed..gui is not so important..graphics in c enough..i just need the idea of what to do..pls help me...

Hi, what I am trying to achieve is to extract a certain word from a .txt file, eg. "word". I am also running an XML file into a dataset. Within this dataset I want to locate the column which has the name "word" (same string from txt file). Once I …

First of all, normally i create web apps, so i'm a newbie to winforms. I have created a dataset with data from my DB and using that as my datasource for my gridview, a little bit of code: [code] // Define Connection string string DB_ConnStr = ConfigurationManager.ConnectionStrings["SupportTool.Properties.Settings.DB_Contact_ConnStr"].ConnectionString; // Define SQL …

i tried to copy the result of the java compilation to the text file using javac zz.java > compile.txt It works if the program has no errors and it did not work if it have errors

hello! i written a program..it has for loop and calling thread.sleep for every increment of for loop.. at the same time i initially called Swing Jtable which shows status of every for loop increment... when i executing main program swing table appearing but no content filled for every execution ... …

Hi, I am implementing a code which uses the FolderBrowserDialog control. Here is my code : [CODE]FolderBrowserDialog folder = new FolderBrowserDialog(); DialogResult result = folder.ShowDialog(); if (result == DialogResult.OK) { try { string path = folder.SelectedPath; string[] files = Directory.GetFiles(path, "*.jpeg"); foreach (string file in files) { using (Stream s …

Hey there, I am having a little trouble with my select statement. It works grand until I but a where clause in. then I the follow error [I]Syntax error (missing operator) in query expression 'MacStatus where((Rating =70 ))'.[/I] This is the string I am submitting to the DataBase . [CODE] …

Hello, this is the first time I am posting in DaniWeb.com. I am a first semester student of B.Sc(IT). Me and some of my batch mates are looking forward to organize a sort of code war, to give ourselves a test of team based projects and a sense of friendly …

Hey guys, I'm quite new to Java and I usually try to get things done on my own, but it seems like I'm just sooo lost now. Would really appreciate any help you guys can give me So here's the problem: I need my program to read a text file …

People who have worked in JTAPI applications or more so with Cisco JTAPI must be aware of the makecall.java program. Well I am new to JTAPI and what better to start off then this example provided with the cisco SDK. Well I am using CCM 1.4 and its working perfectly …

I am writing a program to create a window and a box in which the statements are printed but i am unable to get the correct out put. some times after executing the program its showing the commad line but what ever the commands i enter are not visible at …

Hi everyone please help on this: I am developping a program in java, but I need the user to enter his/her details if they are compatible with the values in a database table he/she get access to the main interface. here is what I've done so far [CODE]import java.awt.BorderLayout; import …

Ok, at university we did a lot of Java. And I can remember the tutor saying "Exceptions are great for debugging applications, but shouldn't be used in deployed applications for error handling". Now I'm kinda confused, because I feel they provide a lot of flexibility in handling errors. So why …

Hello all, I want to display a hyperlink in qt. For this i need to display the link for the url (as underlined text). I can achieve it easily using style sheets and the url can be opened with webbrowser module.. I want to get the clicked signal of the …

Hello, I'm new to vb. Basically, I want to learn how to remove the last part of a string if its seperated by spaces... For Example (How to change): "John said 687" To "687" or "John decided to say hello" To "hello" in otherwords, the last word of the string, …

Hi, I tried to make a game trainer, static address can be done. But since the game change it's address every time the game restarted it's make me frustated. Do you have a solution for this?

in one of the question for beginners a program for moving a file was asked. i cud not find the algo can anyone suggest me the algo????????????

I am trying to build a VB.NET 2005 windows app which gets cars info from a webpage(webapplication) that has a username and password. I was able to programmatically login to this webpage(by automatically populating the input boxes using webbrowser control) And after I logged in, I could view the cars …

I do realize that this is ugly code but i cant seem to have this program output "Your old". I dont know why my if statement is not working. Thanks [CODE]/* This class is to be used as new readline method */ import java.io.*; class ReadInput { public static void …

In this challenge there are 3 question, beginner, intermediate, and others. Beginner: [b] [ICODE]1) Find the sum of all Natural numbers that are a multiple of 3 or 11, from 1 to 100,000. [/ICODE][/b] Intermediate: [b] [ICODE]The prime factors of 13195 are 5, 7, 13 and 29. What is the …

Hi, in my job, we use VB6 applications to control various needs, such as supply management, sell, buying, etc... We use ZEBRA printers, with ZPL print codes, directly from LPT1, wich seems like above code: Open "LPT1" For Output As #1 Print #1, "SOME TEXT TO PRINT" Close #1 (Of …

Hi! I am working on another program, this time it's a guessing game. I have spend so many hours late in the night, but i can't figure out how to fix this problem. I won't the program to read the input number and display if it is bigger, smaller or …

So I'm quite new to c++, and I'm really into pointers, does anyone got like, an idea on how to really get to know pointers, assignments, tasks, tutorials, ect. Basically, my knowledge in C++, is classes, operator overloading, and like simple stuff, so if you're able to come up with …

i need the difference between i++ and ++i, where is i++ used and where ++i is used