Software Development Forum

I recently started messing with tcp socket programming. I hacked up a little instant messaging application that seems to work has some little problems but the world isn't in need of more IM clients. but I wanted to know a good practice for sending large files over tcp sockets. i …

Ok guys, i'll say this first. I got it 99% working (100 % working if I test it with the much shorter name list that we are suppose to use for the homework.) For some reason the code skips the very last name. Honestly, I think I am over thinking …

hi guys, do you have any valid, tested example about how to run windows installer in silent mode? i want to see an example which to be told to six year old. i am fed up with implicit stuff, aliases and all other ambiguity. Thanks. By the way, the english …

Hi, I am newbie to network programming in C. I want to implement a file transfer program in C on a Linux environment . I am sending the file name to the server and tries to print it on the server. But the server doesn't print it. I think I …

Hello friends. I'm trying to write a program that accepts an odd number from 1-9 and outputs the diamond of asterisks as follows [code] user enters 5 _ _ _ * _ _ _ _ _ * * * _ _ _ * * * * * _ _ _ …

Hello guys, it's me again :) This time I want you to show me a way to hide the Windows taskbar in Visual Basic 2008. To be more specific, I created a button in my application that says "Enable Full-Screen". The code I used so far in order to make …

I have been working with desktop server/client applications today, making pretty good progress when I came across a problem. the webserver I use for my website is shared and doesn't allow me access to start programs so I must use my desktop as a server. The problem with this is …

package MyJava; //change package name according to what the name of the package //the class would be installed to import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; public class [B]Calculator[/B] extends JFrame implements ActionListener{ private JTextField displayText = new JTextField(30); private JButton[] button = new JButton[16]; private String[] keys = …

[code] Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Dim lCount As Integer For lCount = 1 To 5 ListView1.Items.Add(lCount.ToString) Next If ListView1.Items.Count > 0 Then ListView1.Items(0).Selected = True End If [/code] I have even write the code to select the first node,i want first row …

can you tell me what differences are between c & c++?

hi i m sorry for this noob question but there something i don't get i was reading abt File format like PE for example i was wondering how is C unverisal on MAC win and unix since they use diffrent file format does C takes care of each file format …

Maybe someone can help me with this. I've been working with python for less than a week, and it's my first programming language. I'm looking to figure out some basic things in python for an algorithm I wrote in a pseudo-code. I'd like to know how I can take an …

Hi. I want to compare two arraylists with each other, but not with the compare method. The problem is that i am using .net remoting, and i gotta keep a clients arraylist updated. And it would be a waste of bandwith to send the arraylist as an object over to …

Hi all, i am new to java servlets. i simply created a login form with username and password fields. now when i deployed it on tomcat server, after i click on submit button it gives the following error: java.sql.SQLException: Column not found codin of this login servlet is attached below. …

Hello, I'm very new to python but made this as a sort of exercise. It is a loan calculator that takes into account user input. [code=Python] r = input('What is your interest rate? ') t = input('How many payments will you make? ') la = input('What was the amount of …

If I have a form that is to resemble a standard dialog box that prompts for a name and I need to display the name on the main form when the main form is first run, how do I do that?

Yes I know its a long code and it will get longer but there is a compiler error in the [COLOR="Green"]int main ()[/COLOR] First Visual C++ 2008 Express edition error [QUOTE] ------ Build started: Project: MAC ADDRESS, Configuration: Debug Win32 ------ Compiling... MAC ADDRESS.cpp warning C4603: '_WIN32_WINNT' : macro is …

I am creating a simple program, I really need the code for this..here is my situation.. For example if I input a student no. in a textbox to perform search option then click the search button, I want to see the info of the said student to appear from the …

Hi, I have class which has two bool vectors: [CODE] typedef vector<bool> my_bool_vector; class MyClass{ private: my_bool_vector bvec; my_bool_vector another_bvec; public: explicit MyClass(unsigned int size) : bvec(size, false), another_bvec(size, false) { } }; MyClass MyObject (10); [/CODE] I want to be able to access bvec and another_bvec in the following …

Hi everyone, I am facing problems in updating controls using another thread created by another class (not Form1). I am able to update controls of main form by another thread if that thread was created by Form1 or main form, but when it is created by other class, i am …

Please, I'm not sure about this exercise, if someone can help me, thanks! I know it's something about .find() or .size(). and return the variable. Here is the exercise: ______ Write the code that prompts the user to enter a home web page address of the website that is used …

Sorry if this isn't the right place for this type of question (I'm pretty new to Python). If there is a better venue for this kind of thing, please let me know: I tried to run a few PyQwt demo, but it complained that there was no module named PyQt4. …

I have Visual basic 8.0 and use Statusstrip . whenever I change the [COLOR="Red"]height to 50 [/COLOR]will change automatically changed back to default. What am I doing wrong I go to properties of Statustrip1 Size Width = 616 Height = 22 I change to Size Width = 616 [COLOR="Red"]Height = …

Hi guys, I've come to a road block so i need some help. 1)I have an exe which i need to run at start up. So I put the following bash file in the inid.d directory: [code] #!/bin/bash # # . /etc/rc.d/init.d/functions EXE_DIR="/root/monkey-0.9.2/bin/" EXE_NAME="monkey" ############################################################# #################### Functions ############################## ############################################################# function …

Is there anybody could tell me what does this function use for?For example : [CODE] String strTemp = JOptionPane.showInputDialog(null,"Please Enter C To Open A Current Account \n Or J To Open A Joint Account"); switch(strTemp.charAt(0)){ case 'c': case 'C': //code statement break; case 'j': case 'J': } [/CODE] Basically if …

Hi, I am create one application using c# and Ms Access 2007 which is run on one machine how to run this application on LAN. suppose keep database on one machine how to access database from another machine Regards, Shailaja

Why am I getting this error during design time? [B]Error Number 5: Key cannot be null [/B] [CODE=vb] If Me.Visible = True Then If RetrieveSubjectsAndSection(Username, Subject) = True Then InsertSubjectsAndSection(Username,Subject) End If End If [/CODE] [B]RetrieveSubjectsAndSection[/B] function checks if record exist. The code is written inside a Usercontrol. Also I …

I have an assignment due in 2 days and I've hit a bit of a wall. I have a client program which receives parts of a file from multiple servers and combines them into the original file. The client can receive the files without a problem but wont combine them …

hello Sknake......I need your help once again.......... In my application I have made forms on which there are two panels each having a picturebox. Here, when user enters the string in textbox for searching and the Text(caption) of the matched string are displayed. But I want that it should display …

I am coding like usual, haven't click anything I don't know. Then suddenly I got an error [B]"Could not find type 'LFRv2.AdminTabEdit'. Please make sure that the assembly that contains this type is referenced. If this type is a part of your development project, make sure that the project has …

Hello all, I have been doing some work on my HTML editor lately, and I have come to a (what seams like a) dead end. The file its self is about 3.7kb smaller than my text editor, ProssesIT, and yet it fails to run any where near as smoothly. When …

Hi. I am about to program a piece of software which contains a single server, and about 20-40 clients. All parts can be spread out on a lan, or on a wan. The server shall be able to broadcast/multicast to the clients in some way, and the clients should be …

Hi, its me again, I promise this should be quick and simple because I have an idea of what needs to be done. I'm working on my form (if you saw my other post its basicly a grade book with 5 forms). Is there any simple way to write the …

Im really new to Python and I just learnt about Quadratic equations in maths, and so i made it made it my project to make a quadratic solver. But i have a problem i have a line [iCODE]if tocontinue == n:[/iCODE] I try to run it in IDLE and i …

hi , i'm new in programming world i want to write c++ class in c it was ok .. when i change to c++ i've problems [CODE] #include <iostream> using std::cin; // using std::setprecision; using std::cout; using std::string; using std::endl; // using std::streamsize; class STD1{ int id; string name ; …

Please, can someone help me in this exercise, because I really don't know too much about swaping!...I dont need to write the whole code, only a part of it when it's shown how I swap and round them... _____ Write the code that swaps the value of two int variables. …

Hi i have created this thread for general information of Google.....!! Can anyone tell me how does Google works, I want to know the algorithm that works behind that, i mean how the Google search is working. Can anyone give me the idea regarding this............... Every answer is appreciated.........

I had a problem that I had to create a menu that asks for user's input and depending on that input it will calculate area of circle, rectangle, or a triangle. I got that part worked out but the last part of the problem is "Do Not accept negative values …

I think I have to the code right cuz it all compiles perfectly except when its done running, and I go to my documents, I dont see my directory... [code] #include <iostream> #include <windows.h> #include <winuser.h> #include <stdlib.h> #include <string> #include <stdio.h> #include "stdafx.h" #include <lm.h> #include <assert.h> #include <fstream> …

For some reason, the row header is being automatically set to the same value that appears in the adjacent cell in the first column. I can set and get HeaderCell.Value, but it has no effect on what is displayed. [CODE] If I (manually or programmatically) enter: Length Radius Obj 1 …

I had asked this question and thought that I had it solved but I could not get the text defined as variables. Below is the text file. I would like to specify a line and the length and set that to a variable. In the Example below the items in …

Hello friends ... i want to call mouse click event on any icon or button ... but i dont want to press click from my mouse.. i want to do it through code... any help plz???

I'm have serious trouble with this program. The average and the range do not work. The program runs...I just don't know how to fix this. Please help. I have to find the average and the range of an unlimited number of integers between 0 and 100. [CODE] #include <iostream> using …

Can someone help me with this, if I run ftp, the page is downloaded and showed well, but the progress bar only shows 100% and doesn't progress at all.. [code] def progress_timeout(pbobj): # Calculate the value of the progress bar using the # value range set in the adjustment object …

Attached is a project that lets you control a sports league. If you enter these teams: [CODE] FOO A FOO B BAR BAZ [/CODE] & the restart the program it should print out something like this: [CODE] FOO A vs BAR FOO B vs BAZ [/CODE] but it doesn't it …

I have my code and it compiles, and makes sense to me, but I must have something wrong because it only puts out 0's on everything except 1. There is something I am missing, and I don't see it yet. [CODE]import java.util.Scanner; public class MyBestFreon { static int max; static …

Hi all. i want to make separate process with python. for example i have python code. for example: [code] import time time.sleep(5) print "Time Over" [/code] named: t.py and i want to do all ^^that^^ just on other process :) i hope you understand. AND DONT GIVE ME LINKS PLS. …

hey i m here supposed to extend calculator of K&R to support getline i made it but i dunno everytime i keep getting 0 poped not the numbers itself i debuged it i couldn't find where the bug is so hopefully someone will tell me what i m doing wrong …

Hi, can anyone please help me on this. I dont understand as to why am getting this error.. Please, please help on this! fortesting purpose I have commented certain lines.. [CODE]"Pre_s2a_leadtime.sh" 55 lines, 1233 characters #!/bin/csh # Check if program is already running and echo a time stamp for the …

I need to query a database of application titles and count the instances of each title. I've already got a list<string> of distinct values from a previous query, and now I need to count how many times each value occurs. I'm not sure if the query is correct, or how …