Software Development Forum

now I try to develop the tcp chat server So what I have done so far -my server can only received string from the client -My server can show the total of the connection So what I want to ask what do I need to do to make the server …

Hello All, Can someone please help me with this? I converted from C# to VB.NET and get this error : [B] A namespace cannot directly contain members such as fields or methods [/B] I appreciate you looking at this. Regards Imports System.Collections.Generic Imports System.Linq Imports System.Text Namespace UsedCarsSales Public NotInheritable …

I need to do a chem quiz that contain a science calculator n a small game,but there is some problem,got any idea? [CODE]#include<stdio.h> #include<math.h> #include<stdlib.h> #include<time.h> #include<windows.h> int main (void) { int option,question,i,count,z=0; char choice,game,quit; int selection; float pressure,volume,number_of_mol,temperature; int exit; char answer1,answer2,answer3,answer4,answer5,answer6,answer7,answer8,answer9,answer10,answer11,answer12,answer13,answer14,answer15,answer16,answer17,answer18,answer19,answer20; int guess,jackpot=8; // SetConsoleTextAttribute (GetStdHandle (STD_OUTPUT_HANDLE), FOREGROUND_BLUE); …

Hello, I have 2 massive matrix's and I need to compare one matrix with another.. Now, I have come up with a solution that takes a 5x5 block of the matrix1 and compares it with a 5x5 block of matrix2, this happens until the end of both matrix's.. I'm confused …

[CODE] Dim wri As New IO.StreamWriter("e:\test.txt", True) wri.WriteLine(ListBox1.SelectedItem, true) wri.Close())[/CODE] etc in llistbox1 items , "1" "f1" "f2" when i click for example f1 that code will save it and when i want you save the same item it wit will save it in other line and in test.text file …

This is a two part question I guess. I have a form that allows a user to edit an existing record stored in a SQL database. One of the items the users can edit must have a value when the record is edited using this particular form, but it does …

I need my overall data to all be output as double, but my counter is an int, and i imagine you cant use a double as a counter, so when it goes to compute my data, theres a mismatch between my counter and the rest . i need a way …

I need everything to come out as a double rather than an int. I dont know how to do this other than creating lots of variables! Is there a way i can convert? my counter is causing the problem but i dont think theres another way to do it.The program …

Greetings Everyone. I'm working on a program that will take the number of calories and grams of fat, and give the user the percent of calories from fat. The problem arises when I use the Calculate button. [CODE] import java.awt.*; import java.awt.event.*; import javax.swing.*; public class FatGramsPanel extends JPanel { …

I need from my form application textbox value show in pdf format and then when i click on button print, the print in paper with the form that exists and only print text value from textbox? Please help?

Bit of a noob question this. I am using a library which has this function: [ICODE]int TextAdd(int x, int y, char *text, int font);[/ICODE] I need to use this function to display a score. I have the variable [ICODE]int score[/ICODE] and I would like to put it into that function …

Hello. I got an assignment and I've ran into some troubles. I have 3 classes. The first class could be labeled as the main class, and the other two classes must be linked to the first one. The 1st class is named "Holiday" and has 2 key attributes: tour_guide and …

I'm writing my own validation code for some of my forms and I'm wondering what the best way to indicate that there is a problem is. Some ideas I've had: [LIST] [*]Highlight the textboxes, checkboxes or controls in red if they have an error. [*]Put a small icon inside or …

hi, all i need to add combobox in datagridview. actually i have 3 fields in database which are Sid Fee status what i want to add combo column in field [status] with two option PAID or UNPAID which a user can select and update it . i am all clear …

Hello, I am working with the AudioClip class. It has methods for playing, stopping and looping an audio file (.wav/.au). Is there a way I can check when an audio file has completed playing? The stop() method is void. Is there any other class I can use? Thank you!

Hi, please look the following code and help me solve the question I mentioned in Comment([B]Line number 85[/B]) below: [CODE]import java.io.InputStream; import java.util.HashMap; import java.util.Map; import org.jacoco.core.analysis.Analyzer; import org.jacoco.core.analysis.CoverageBuilder; import org.jacoco.core.analysis.IClassCoverage; import org.jacoco.core.analysis.ICounter; import org.jacoco.core.data.ExecutionDataStore; import org.jacoco.core.instr.Instrumenter; import org.jacoco.core.runtime.IRuntime; import org.jacoco.core.runtime.LoggerRuntime; public class TestClass { public static class TrgClass { …

i am working on a project for booking management system for photographers.. can anyone suggest some tables and content for the project....!

Hello, The following is a bouncing ball applet. When I do double buffering (variables, g1 and image), I still see the flickering . I would be grateful for any help. [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.lang.Thread; public class Ball_Bounce extends JApplet implements Runnable { private Thread blueBall, redBall; …

Hi to all, I want to pass the below statement to a report... Kindly help me how to do it ... select a.po_number,a.mr_number,b.item_code,c.item_desc, b.qty,b.rate from po_head a,po_detail b,item_master c where a.mr_number=b.mr_number and b.item_code=c.item_code and po_number = ' & combopo.text & '; kindly help...

[CODE]#include <iostream> #include <string.h> #include <ctype.h> using namespace std; void Removespaces(char clear[], char cipher[],int x,int i); void Removevowels(char clear[],char cipher[],int x,int i); int main() { char clear[256]; char cipher[256]; int x,i; int opt; cout<<"Encryption (1) 0r Decryption (2):"<<endl; cin>>opt; cin.ignore(); if(opt==1) { cout<<" Enter a string(sentence):"; cin.getline(clear,sizeof(clear)); // calling the …

i had to take someone elses project this year because i failed to complete my project,however im having troubles with the one i picked up.i cant even change it now because ive already submitted synopsis and software engineering journal on that new project.its on gymnassium system. the main form had …

javax.naming.NameNotFoundException: Name evn is not bound in this Context at org.apache.naming.NamingContext.lookup(NamingContext.java:770) at org.apache.naming.NamingContext.lookup(NamingContext.java:140) at org.apache.naming.NamingContext.lookup(NamingContext.java:781) at org.apache.naming.NamingContext.lookup(NamingContext.java:153) at org.apache.naming.SelectorContext.lookup(SelectorContext.java:152) at javax.naming.InitialContext.lookup(Unknown Source) at listener.MyContextListener.contextInitialized(Unknown Source) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3972) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4467) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:526) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1041) at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:964) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:502) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) at …

How to we know that there is the error of javac. "I studied that javac is not internal or external command". This is the error so how do we know that this error has evolved?

hello, i'm trying to check if a cell in datagridview is of type Image with the following code [code] if(cell.Value.GetType()==typeof(Image)) { ...... ...... } [/code] but it's always showing "Object reference not set to an instance of an object" error..could anytell me if i'm doing this right?? If not, how …

Hello friends, hope you guys are dong well. problem again and really looking up to my expert friends here. I'm new and trying to write Edit code in VB.NET. the problem is [B]Select * From Application Where Sl_No='" + txteditno.Text + "'", con) [/B]is not displaying and record although it …

The code on which I am working, suppose to read the contents of a file "applicants.txt" linewise and store it in a string array. Each element of array should hold one line and so on. I also want to automate the code so that when end of file is reached …

Code 1: [CODE]public class Ticket { private int nextSerialNumber = 100; private int serialNumber ; public Ticket () { serialNumber = nextSerialNumber; nextSerialNumber = nextSerialNumber + 1; } public int getSerialNumber () { return serialNumber ; } public static void main( String [ ] args ) { Ticket t1, t2, …

I need to use a GUI for a program (with a main, superclass and subclass) that I've already written (am quite proud of actually. LOL). I'm super new at this so I want to keep it simple and just display the output of my program (an array of inventory objects) …

Pls. help me to revised my code , i base my java calculator code on youtube tutorial but it was denied because almost half of our class base their code on the youtube tutorial and i need to pass the code by monday.or if possible , can you give me …

I have developed an application that loaded many images in a listview using ImageList in c# .net framework 4. The images are also compressed. When many many images are loaded and compressed then it takes a long time. So I call the method in backgroundworker. In the backgroundworker I had …

hi, i am facing with the ambiguous problem. and i don't know how to solve it. kindly advice. i try to search the solution for this at [url]http://msdn.microsoft.com/en-us/library/aa479312.aspx[/url] , it provide me below solution: Issue 22: Ambiguous references and naming conflicts The .NET Framework 2.0 adds a host of new …

Write a function named walkingMan() that simulates a person walking a specified distance, taking steps of varying length. The length of the steps varies at random within a specified range. (Use the function in the Python random module, random.randint(a, b), which returns a random integer N such that a <= …

Hi, I'm having an issue in my program when I try to call delete in my destructor. Can someone take a look and see what I doing wrong? I've looked it over and over but I just can't figure out what's wrong. destructor code: [CODE] StudentRecord::~StudentRecord(){ // Destructor delete[] m_firstName; …

Hi guys well I have two class's 1 class for my methods and another class for my GUI. In my method class I have my update statements for my database and in my GUI class I have obviously my gui and all my buttons that will produce a result when …

Hi, I've used g.drawRect(----) and some other stuffs and happily accepted o/p but really want to enhance myself in knowing how to code it if I want to draw the same figure in reverse direction.

Hello; For the below program, I am trying to create a procnanny program which will monitor the processes according to the specification said in a configuration file. The parent process will create fork() child processes each for monitoring a process as specified in the configuration file. The configuration file is …

Ok. I am building a program for a small office and I have a little problem with the code so I thought it's better to post a topic before continiue.. I have search into google and a lot of forums about database connectivity and my problem is simillar to other …

Hello guys! I've started a new app that I need to fade two images. One of them will be the background and other will fade-in on mouse hover and fade-out on mouse left. After some search around the internet, I didn't found anything that I could use. Can you guys …

whenever i run my code it says method or data member not found my code is such Private Sub cmdConnect_Click() Dim lngComPort As Integer Dim lngMachineNum As Integer Dim lngBaudRate As Long Dim bConn As Boolean Me.MousePointer = vbHourglass If cmdConnect.Caption = "Connect" Then DoEvents lblStatus.Caption = "Connecting Device..." lngComPort …

Found what i needed

NEED HELP .. where can I do start if I want to create a simple application that do have a record file and a java file ? any suggestions or recommendations

How can I check if a template's parameter is empty? Or of a "certain type"? I'd prefer to check if it's empty or not rather than the type because if the wrong type is entered, it'd throw an error anyway.. But I definitely need to know if the parameter passed …

Hi guys, converting .ui to .py to .exe using Qt Designer (PyQt4), Python 2.7, and py2exe Ive been able to do this with Tkinter gui's but having problems with gui's from Qt Designer? First error was due to missing msvcp90.dll which ive downloaded and copied into the python dll directory, …

Hello Everyone! So ive done some searching and havent been able to find what i need. Partly because i'm not sure exactly what words i should be googling! I am wanting to download gmail emails, and then display them in a spreadsheet like format. I know that emails have unique …

Been trying to figure out how to do this for a while, but I can't seem to find anything that exactly covers what I'm trying to do. I'm really a novice when it comes to vb .net, so this might be staring me in the face and I wouldn't know …

Full disclosure: This is my last stop. I have already done a fair amount of research on this issue. While I've come across lots of implementations of this project, I've not seen this weird behavior anywhere else. The project: As one of the projects for my Advanced Visual Basic course, …

is there a manipulator in C++ that do that ? if not how can i cout my numbers formatted that way . if the number is larger than 999.99 i want to put a comma after the first 3 digits and after the 6 digits ..etc x = 99456 Example …

I have been working on a school project that is to randomly select 14 names from a class (of 33) and place them in a list box. My thinking behind it was to create an array that would randomly select 14 numbers from 1 to 33 and then use a …

hi for my project what i am trying to do is: i have two listboxes and in between the two boxes i have two buttons. Btn1 is to send data from listbox1 to listbox 2 Btn2 is to send data from listbox2 to listbox1 below is my code could you …

Does anyone have any good .NET Tutorials? What are some good websites for .NET Tutorials? Sorry if this is in the wrong section. I don't know enough about .NET to ask in the right section.