Software Development Forum

Hi Dw I've created a console application and now I want it to close or teminate straight when I choose exit I've tried the System.Exit(0) but it doesn't close the command screen please help me out. Thanks

I have a Java code block like following: Vector<NameAddress> route = dialog.getRoute(); for ( Enumeration<NameAddress> e = route.elements(); e.hasMoreElements(); ) { // some more to copy route to another Vector<> } I am trying to convert it in C# and here is my code: List<NameAddress> route = dialog.getRoute(); for ( …

Hello. I uhh... I just want a sample code for the Exceptions: SecurityException and StackOverflowException. I'm still new to handling exceptions. Please, just a sample code that is about those two will do.

So I have this piece of code in a socket server: def process(self, request, client_address): input_file = request.makefile("rb", 0) output = request.makefile('wb', 0) remote_input = input_file.readline().strip() + b"\n" self.log(remote_input) self.proc.stdin.write(remote_input) self.proc.stdin.flush() self.proc.stdout.flush() while True: line = self.proc.stdout.readline() line = line.decode() if line: line = bytes(line.rstrip() + "\n", 'utf-8') output.write(line) else: …

The output of this snippet is 4 and 1. 4 is ok but why this 1 ???? #include<stdio.h> int main() { printf("%d %d",sizeof(NULL),sizeof("")); return 0; }

i need help in this program. The program question is: A function power which will calculate a number m to the power n (m^n). You will pass two parameters float & int. If the parameter n is omitted then it should taken as 2. i hope u all got the …

Hi, I'm just confuse about this.. I am making a form with 2 datetimepicker controls which are the Start and End date and when I click the action button it displays all the departments covered with the start-end date and it works fine but the problem is it loads all …

Is it possible to play or make music in Python?

hello , I use Tkinter , at the line : `print modelidvar ` in Interface3() function , it prints "" , nothing , without any error message , can i know why plz , here is all the code : # -*- coding: cp1252 -*- # -*- coding: cp1252 -*- …

I am trying to write a simple text file translator, will translate the text into morsecode. I need something like this to be done: for(i = 0; i < list.size(); i++) { if(list[i] == character_from_file) { translatedLine = list[i_the_second]; } } I am wondering if I can use the "list" …

I'm making a simple text based game in python, which works fine until I activate "debug" mode (in game, with /debug), which is supposed to change this: # # # # # # # # # # # # # . . . . . . . . . . …

Hi, I have never used SpinWait. I am waiting for a lockfile to be free, so we can lock the file with below code (FileShare.None) This lockfile will always be avaliable in approx. <= 50 milliseconds. I will be needed to react as fast as possible so I beleive it …

Hi, I just need a little help here, I wanted to copy the rows in current form's datagridview to another form's datagridview. Here is my example rows in datagridview1 in current row ID | ProID | Name 1 | 1 | Shirt 2 | 1 | Shoes 3 | 2 …

Hi there, I have a question related to C++ functions. If a boolean return type function contains too many returns in it, does it cause any problem ?? In my program one of the bool function contains too many return statements, in if conditions. And interesting thing is that it …

Hi My name is C.D., I am currently taking C++ 1, I have an assignment that asks me to write a function that displays the prompt string and then reads a floating point number and then returns that number. The book gives an example of the code to use in …

I have been trying to start asm programming for a long time now. But having some problems. MY main system is windows so I cant use int and dont want to use the win32 api or call c functions. So I read that you get a x86 simulator. If I …

Hello,I have written this script to telnet from Ubuntu system to windows7 running system. This script goes fine upto login name, then it takes the password but it is not able to process the password. Although it looks as if the password has reached other side but in real it …

import turtle def f(): turtle.forward(10) def l(): turtle.left(1) def r(): turtle.right(1) def b(): turtle.back(5) turtle.onkey(f,"Up") turtle.onkey(l,"Left") turtle.onkey(r,"Right") turtle.onkey(b,"Down") turtle.showturtle() turtle.listen() while True: print, EDIT: add `turtle.showturtle()` but STILL doesn't work

Hi, I am making a game I added a mouselistener in my game class but when i add a mouse listener in my class to make a custom button it doesn't work, so i had to make a variables mousePressed and variables for the mouse location mX and mY but …

Hello, First of all some background. My friend and I are having a bit of a competition over theoretically infinite number storage. We have agreed that the first person with a working arbitrary precision integer library with the theoretical ability to store an infinitely large number (IE: if the hard …

Greetings fellow developers i just want to ask for help on how to slide the panel from right to left of the screen. I only know the sliding panel from left-to-right but is it possible to slide the panel from right-to-left?

I have the following code: const AGENT = 'User Agent'; SERVER = 'www.daniweb.com'; RESOURCE = 'api/access_token'; ID = ''; // my client id SECRET = ''; // my client secret CODE = ''; // my returned code, pasted from the browser REDIRECT_URI = ''; // my redirect uri ACCEPT: packed …

For i = 0 To DataGridView1.Rows.Count - 1 ' Dim row1 As Integer = DataGridView2.Rows(i).Cells(1).Value.ToString Dim row1 As Integer = Nothing Dim row2 As String = Nothing Dim row3 As String = Nothing Dim row4 As String = Nothing Dim row5 As String = Nothing Dim row6 As String = …

I am currently making a subreport and I found it very tricky to do. I already created a parameter(ID) that would link Report2 to Main Report but still it doesn't work. I have two datasources: LoanerDataSet for the main report and LoansDataSet for report 2. I would like to ask …

Hi All, I've just started to learn C from "The C Programming Language" (Kernighan). One of the exercises asks you to write function that folds a line of text into newlines after x number of characters without splitting a word. This is my attempt so far: // fold: folds the …

Hi again DaniWeb, this time I'd like you to help me with the text alignment options available in a standard text editing application. My problem is, even though I got the application to successfully align the text where I want it, that if I click on every single option (Justify …

These are two simple programs. In first program, i used static array, while in second program i used dynamic array. Both programs do the same job i.e. initiaze the array by asking the user to enter the their test scores. The problem is: 1)i have read in many books that …

I've been trying out python codes looking at the python tutorials at python.org. I've been getting a better idea of it now and the tutorials are very good at teaching practical programming. However, I also want to apply for Python jobs so what a little bit of theoritical information on …

I want to create two buttons that would pause and resume my backgroundworker but it is giving me an exception error of "Object reference not set to an instance of an object". It seems like the resetevent is not linked with my BackgroundWorker and i don't know how to link …

Hi All, I need to call a function for evry 10 secs how can i achieve this in python

In my *Java to C#* Conversion Project, at one point I came to use java's `startsWith(string prefix, int toffset)` method. I used a substring to solve it for C#. Java Code Snippet: String str1 = "one over the coocoo's head"; String str2 = "someone"; System.out.println(str1.startsWith(str2, 4)); C# does not have …

How do you get this:  with pythoncard?

I want to list all files and directories from a start point using recursion. Here is my code. import java.io.File; import java.io.IOException; public class RecursiveWalk { void recursive (File[] allfiles) throws IOException{ for (File file : allfiles) { if (file.isDirectory()) { System.out.print("directory:"); System.out.println(file.getCanonicalPath()); recursive (file.listFiles()); } else { System.out.print(" file:"); …

Hello, As may be apparent from my previous posts, I am in a "If its worth doing, its worth overdoing" sort of competition with a friend of mine. Our goal is arbitrary precision integer arithmetic. I think I am close to getting the data storage working, but now I want …

How to popup alert message to a 2nd client end when a new data enter in database done by client1 on network ? for example me and my friend using an application for data entry, when i enter any data through software he get an alert message that new data …

Hi, I have been reviewing and reading the docs for the VLCJ but unfortunately could not come to a conclusion of configuring and running it correctly. It is appreciated if someone placing an example, snippet or tutorial of that.

Could one be preferred over the other in terms of performance? Both option have to traverse the whole array somehow to find out which string contains an 'a'. Or does it not matter much and is it just a syntax thing. Or are there better ways to do this? All …

Is it possible to simplify the codes below by using while loop? Match firstMatch1 = matches1[0]; Match firstMatch2 = matches1[1]; Match firstMatch3 = matches1[2]; Match firstMatch4 = matches1[3]; Match firstMatch5 = matches1[4]; Match firstMatch6 = matches1[5]; Match firstMatch7 = matches1[6]; Match firstMatch8 = matches1[7]; Match firstMatch9 = matches1[8]; Match firstMatch10 …

Greetings, I want to get all the last written files in a specified directory based on date and copy them to another directory.

Hi, i have this query: cmd.CommandText = "SELECT DISTINCT PaperNo,ModuleCode1,ModuleCode2,ModuleCode3, ModuleCode4, ModuleCode5, ModuleCode6, ModuleCode7, ModuleCode8, ModuleCode9 FROM(PapersList)ORDER BY PaperNo ASC" and i have this code to loop: Dim dt3 As New DataTable dt3.Columns.Add("AdminNo", GetType(String)) '/*Add column AdminNo dt3.Columns.Add("PaperNo", GetType(Integer)) Dim curmodule As String = String.Empty For Each dr2 As DataRow …

i have dt1 from a query cmd.CommandText = "SELECT DISTINCT AdminNo, ModuleCode FROM(SEGDATA)ORDER BY AdminNo ASC, ModuleCode ASC" Dim dt1 As New DataTable dt1.Load(cmd.ExecuteReader) DataGridView1.AutoGenerateColumns = True DataGridView1.DataSource = dt1 another query dt2 cmd.CommandText = "SELECT DISTINCT PaperNo,ModuleCode1,ModuleCode2,ModuleCode3, ModuleCode4, ModuleCode5, ModuleCode6, ModuleCode7, ModuleCode8, ModuleCode9 FROM(PapersList)ORDER BY PaperNo ASC" Dim dt2 …

Hello ! I'm trying to do a similar thing as http://www.daniweb.com/software-development/python/threads/392697/calling-matlab.m-file-from-python. I managed to have Matlab launch, and run my Matlab file as the GUI of my matlab function is shown on screen. However it only stays on screen for 1 second, and Matlab closes ! import subprocess as sp …

IF I wanted to change the text inside of a RichTextBox on the click of a button. What code do I need? So far I have: Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click RichTextBox1.Text(???? What goes here? because I'm getting Property access must assign to the property …

The setSize() method of a Frame only resizes the frame itself, not the canvas inside. Is there a way to resize a frame based on what size you want the interior to be? I made this image to explain what I'm talking about: I used setSize(500,500); http://oi44.tinypic.com/4uymur.jpg I suppose I …

If I am given the exact coordinates of three vertices in image-space (as in, the numbers are not integers, but can be rounded to find their location on the screen), how can I determine which pixels are inside the triangle and should be colored? If you look at the diagram …

Hello I am working on project In django(Python web framework) where I want to call matlab file(.m ) file from the server. I tried subprocess module from the python [CODE]>>> p = Popen("/Applications/MATLAB_R2009a.app/bin/matlab.exe -nojvm -nosplash -nodisplay -r /home/spatil/LineShapeKin_Simulation_4/LineShapeKin_Simulation_4.1/Matlab_code/Simulate.m",stdout=PIPE)[/CODE] But its giving me following error [CODE]Traceback (most recent call last): File …

Hello, This code is from "Test Your C Skills" Book. In the book they have mentioned that this code won't work, and thats true. But I am not able to understand, why its not working. Please explain why it gives error. #include<stdio.h> #define SWAP(a,b,c) c t;t=a;a=b;b=t; int main() { float …

I am trying to find a scripting language for some simple tasks etc... I tried python - dont like the whitecpace thing. Ruby - just a weird language. Javascript on the other hand has syntex that I like - C/C++/C#/Java like - and it uses curley braces. But the draw …

So I have a PrintWriter as a class variable which is created upon initialization. I want to make sure it gets closed when the Applet closes, but overriding the destroy() method doesn't seem to work (a System.out.println inside the method does not appear). 1. should I be doing this in …

So what I am trying to do is copy a row of information when an item in the 'k' column which will say 'recieved'. So what my code needs to do is copy the row of information on that row that says 'recieved' to sheet 2 and then remove it …