Software Development Forum

Hello everybody...!!! I got a little but bothering problem. I create a First in First out algorithm schedule but somehow i have a problem in computing the WT(Waiting Time). Actually i have a WT but it only considers the current AT(Arrival Time) of the current process and does not include …

[CODE]#include<stdio.h> #include<iostream> #include<string> #include<conio.h> #include<fstream> using namespace std; class TESTnonteaching { private: string oname; string osir_name; int oid; public: int count3; void TESTadd(); void TESTsearching(); //void editing(); void TESTdisplay3(); void TESTsetcount3() { count3=0 ; } }; //ADDING STAFF// void TESTnonteaching::TESTadd() { if(count3>=3) {cout<<"NO SPACE LEFT"; return; } cout<<"ENTER YOUR NAME …

Howzit, I need some advice on how to go about doing this little side project. Theres a website that uses xml feeds to populate the whole page (i dont care if thats good or bad), I can access these feeds when I'm logged in, but as soon as I'm logged …

import java.io.*; class InputDiagnosis{ public static void main(String args[]) throws IOException { char ch; int digit=0; int upper=0; int lower=0; int other=0; BufferedReader inputstream =new BufferedReader(new InputStreamReader(System.in)); System.out.println(" Type some text. When done, press Enter to Quit:"); do{ ch=(char) inputstream.read(); if(Character.isDigit(ch)) digit++; else if(Character.isUpperCase(ch)) upper++; else if(Character.isLowerCase(ch)) lower++; else other++; …

Hello all, I'm taking a intro computer science course, yet somehow I'm much better at c++ than python. My professor is essentially useless. Can anyone show me how to let these variables persist into global scope? I assumed declaring them globally would make them persist, yet it appears to not. …

Hey People :) I'm trying to build SimpleVRML project but I received 100 errors like this [CODE] error LNK2001: unresolved external symbol "__declspec(dllimport) public: void __thiscall std::locale::facet::_Register(void)" (__imp_?_Register@facet@locale@std@@QAEXXZ) antlr.lib simpleVRML [/CODE] notice that it's required to build it in Visual Studio 2003 but I'm using 2008 please could anyone help …

Hi, I am building a really complex program, and the only thing that i cannot make work right is the menu. The menu is basicaly 13 textboxes: -txtMenu1 -txtMenu2 _txtMenu3 ..... .... There is also a cursor next to the menu with up/down end enter button. When I click the …

Okay so I have a few problems that I need help with. The main one being Multi Form Access. [B]Multi-Form Access:[/B] How would I go about accessing items in a secondary form. Like with .NET it would be: [code=]'.NET Syntax' formName.itemName.Enabled = true 'or' formName.itemName.Enabled = false[/code] However this isn't …

I want to use hash_map with struct values. The code is the following: [CODE]#include<stdio.h> #include<string.h> #include<hash_map> using namespace std; using namespace __gnu_cxx; struct row { int number; char type; }; struct eqstr { bool operator()(const char* s1, const char* s2) const { return (strcmp(s1,s2)); } }; int main() { hash_map<const …

how can i exit from the form after clicking the "yes" button of a messageBox??

Hi, I'm having XML content as a string. I'm using W3C dom for getting values from the XML. I've a very large XML file with attributes, elements similar like below [CODE=xml]<Shares> <bookDetails bookName="How to Learn English" bookAuthor="English Writer"> <Chapter chapterName="From Alphabetes" chapterPage="23"/> </bookDetails> <company> <name>test</name> <address>test address</address> <contact>test contact</contact> <C02>10.5</C02> …

Hello All, I have a question related to synchronization in java; there's more like a confirmation. Let's start with the simplified version of my class: [CODE]class MyClass { private List<MyObject> myList = new ArrayList(); public void addEntry(MyObject obj) { myList.add(obj); } public void removeEntry(MyObject obj) { myList.remove(obj); } public double …

I'm adding controls to a panel, using the .Controls.Add() function. How does Windows determine the display priority of the newly added controls? That is, if I position a new control so that it overlaps an existing control, which one shows up "on top", the older control or the newly added …

I am trying to create a class for doing number factorization on a random number, so I need to create a pointer to store the factors of the number. But when I compiled it, I got an error. My question is 1)What did I do wrong? I have a feeling …

i am a student of software. i need some help regarding this. am just a beginner so plz help me out....

Hi, im new to this forum and also Java. Im currrently doing my degree 1st year. My lecturer gave me a question on factorial and im unable to solve it. i need to explain why any number of threads can be executing inside of it without causing interference in the …

I'm having issues because I am using the Boost library, but another library I am using for this project is #define'ing the term 'thread' as well. And addressing the boost thread as boost::thread in my code doesn't help. Here is what the other library's definitino is: [CODE]#if defined(_MSC_VER) # define …

Hi all. How would I modify my current program to make it perform the conversion with the main method calling other methods instead of performing the conversion in the main method itself? I have attached a .pdf file that has a list of all the methods that must be used …

This JFrame opens and puts in the empty questions and answers when it starts as it should, but it doesn't print the questionList.size() at line 191. The next button also won't go to the next question which should be retrieved from the text file. I'm not sure if the questionList …

I have to find the maximum total price for the list of items so that weight should not exceed 14285 and volume should not exceed 17.. I need the best algorithm to find this.. The structure look like this wmax= 14285 vmax= 17 item weight volume price ============================== 1 1190 …

Could someone please explain what this does in the code above? [code] for (; num; num /= base) { // Note: abs() is done on each digit instead of the whole num // to preserve the full range of int result.insert(result.begin(), digits[abs(num % base)]); } [/code]

For an exercise we are supposed to: Write a C++ program that uses three user-defined functions (counting main () as one) and produces the following output: Three blind mice Three blind mice See how they run See how they run One function, called two times, should produce the first two …

So far my professor has given us code and we basically "fill in the blanks" of the methods below the main code. I've done all the other methods, but am now stuck on the Taylor series portion. The code below is to calculate angles, and one of the methods called …

Hello, I have a python script that deletes a line of a text file when the number in the second column is greater than or equal to 5. So my input file is three columns: [CODE]1 3 aaa 2 3 aaa 3 6 aaaaaa 4 2 aaa[/CODE] [CODE]def filter(in_file, output): …

Hello everyone, I'm trying to solve a problem in C++ using visual studio. The problem asks to write a program that asks the user for a positive integer no greater than 15, and that the program should then display a square on the screen using the character "X", and that …

Hi there, first post! First off, I apologise for asking such a basic question, but I am new to Java (done VB before..) and was wondering if you could please help me out with a little problem I'm having! I have a method that reads data from a text file, …

Hi, I am trying to calculate how many rooms a hotel has, how many are occupied, and the percentage of rooms that are occupied. It is suppose to do this after a loop iterates once for each floor while skipping the 13th floor. I am new to this, any suggestions? …

i have 1 2 : 3 , now i have to remove the ":" , after that need split it . after split, my expected output is shown below: 1 2 3 1 2 3 may i know how to remove the ":" and split it? hope anyone can help …

This is my first time trying to use KeyListener and I just need it to move an image over 20 px every time I press the right arrow key. After 400px, it should move down to the next line vertically 'playery.' For Some reason it prints out the console output …

please help need a code tht calculates number of hits and misses in the cache from a adddress file with addresses stored as hexadecimals stored on th hard drive.these hexadecimals should first be changed into binary.. ive read some psuedo codes buh i seriosly dont know were to begin the …

I am having trouble with a program that I am writing. I cannot seem to be able to destroy a window. I know the DestroyWindow function but it only works on windows that my application owns. Is there any way to destroy a window that is not owned by my …

Hello guys, I just started learning C# (having studied VB.NET for the last 2 years) and I was wondering if you could help me out on this problem I have encountered. All I want is start an application using the [ICODE]Process.Start[/ICODE] method. In VB.NET, this was pretty easy and straightforward …

HI, a pretty frustrating problem arose. I am not going to post any code this time. This should be straight forward question anyways... :) I have a class that contains a constructor with arrays. Also, a methods to add to the array using scanner class. The problem is, I implemented …

hi..i am using hashset to to my intersection.But still cannot intersect the two hashset successfully.I need some help from you guys.. Now, my first hashset include the number in string 2 1 3 4 5 my second hashset include the number in string (in line) 1 2 1 2 3 …

Hi, I want a code for opening a particular folder or directory on button click. Thanks.

Hi, I have a grid view(drg).The first column diplays the value of checkbox(true or false). I am counting the number of "True" values and display it in textbox txtc when I click on it. Private Sub txtc_Click(ByVal sender As Object, ByVal args As System.EventArgs) ' ** Place Event Handling Code …

I have the following code which finds a window by a partial name given.. I've tested it and it doesnt work in Dev c++ but it definitely works in visual studio 2008.. So I decided to make a form with nothing on it and implement this code to see if …

Hi, I've been learning java, and I have a question about creating an array. Basically, what I want to do is that I wish to create an array with an unknown array length, then ask the user to input values to be stored in the array. The length of the …

So simple problem. I need to have a division by zero validation in my constructor in this class. It is painfully simple, but I am just starting to learn classes and I just cannot figure out what I have to do. Would it be easier to just put the validation …

Sorry I don't know how to express it in English, so I use some codes to show what I am trying to say [code] template<typename strategyOne, typename strategyTwo, typename strategyThree> void someCode(strategyOne stOne, strategyTwo stTwo, strategyThree stThree) { //some codes stOne(some args); //some codes stTwo(some args); //some codes stThree(some args); …

I would like to know how to display more than 256 colors in DOS I already know about the color palette which can hold 256 colors and can be changed, but as soon as you change them the colors on the screen change. So how would I display more than …

Hi, I am doing a Resturant Reservation System and i am thinking of doing a schedule of the tables that are reserved as shown below. _______|08.00| 08.30| 09.00| 09.30| table1 _______ table2 _______ table3 _______ table4 _______ table5 _______ . . . I tried to use datagrid view but i …

I’m fairly new to C#, especially with databases. I’ve worked in VBA and Delphi doing databases, so I was hoping to just use this like a RecordSet or a Tcursor, but so far it’s not panning out like that. I have a SQL database added as a dataset in my …

Hello everyone. I'm teaching myself C++ and I've found this lesson online on passing pointers. I've got most of it down, but two of the functions for the program aren't displaying right. Would you wise (experienced) ones have a moment to look at just these functions? Are they looking wrong …

Hi all, I'm currently thinking about how to make a thread safe queue. Specified as such: [LIST] [*]Single reader [*]Multiple writers [*]Dynamically sized [*]Suitable for both a reader sleeping on a queue or as a polled queue [/LIST] So what I'm looking at so far (pseudo)code wise is the following …

Hi Folks Im rusty on my pointer passing I would like to pas an array (or pointer thereof) to a function, for use within that function. I cant remember the correct syntax, if somebody could help me out, that'd be FAB heres where I am at [CODE] int main (void) …

Dears, I have a problem with belows code: [CODE]mySearcher.Filter = "(&(objectClass=user) (|(cn=" + objectName + ")(sAMAccountName=" + objectName + ")))";[/CODE] i receive errors: NEWLINE IS CONSTANT. Can you tell me whats wrong with that code? THX in advance!

Hi everyone, I have an ArrayList containing 40 or so JPanels for a board game developed in Netbeans with java - is it possible to have an event listener or something similar that will "monitor" the ArrayList for any of the JPanels being clicked, rather than having to create an …

Hello All Is it possible to check the ip address of a particular web site? If yes what will be the code?

[B]i need help i wanna know how can i pass am array of objects to the constructor header & the .cpp implementation ? & prompt the user to enter the values to fill it ? & how to pass it if it's array of int & its multi dimension ?[/B] …