Software Development Forum

Hi, Can anyone please tell me how to solve this calculator code with using [B]cases[/B]? I really don't know how to conclude it. It doesn't matter if code is long cuz of cases. Code: [CODE]using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Calculator { class Program { static void …

What is wrong with this and how do I fix it? Thanks. [CODE] template<typename T> class Array { public: Array(unsigned arraySize): data(0), size(arraySize) { if (size > 0) data = new T[size); } ~Array() { if (data) delete[] data; } void setValue(unsigned index, const T& value) { if (index < …

I'm trying to make a program where you enter the number you want to find primes up to which then lists all the primes up to that number... But I enter 100 then it just sits there... Here's my code so far: [CODE]#include <iostream> #include <cmath> int prime(int); int main() …

I am in the process of taking my first java programming class, and this question may be simple for some of you. Here is the question.. Write an application that reads five numbers between 1 and 30. For each number that is read, your program should display the same number …

Hi, I have a problem where i need the format of data in a saved file to be seperated by a new line. my code at present: [CODE]import re import nltk #subset filename = 'subsetQuran.txt' # create list of lower case words word_list = re.split('\s+', file(filename).read().lower()) print 'Words in text:', …

could someone please explain to me the differences of these languages (C, C++, C#) and when i would use them. (i know a little C++)

I'm currently trying to create a small program that gets the user to enter 5 values, which are then saved in an array, and then the program calculates the average and displays it. Here is what I have so far, it works as far as getting the user to enter …

hi, i have a function that returns a string. For eg: 11111 or 11011. 1 is Pass and 0 is Fail. i want my code to scan the string from right to left side and also look for 0 and indicate its location. Below is my code. But i'm having …

I have read many different threads about how it is not possible to delete values from an array, but I need to find some way to do this. I am making a program that involves a bottom up approach algorithm where it pairs off data segments, finds the best segments …

I understand the concept of bubble sort and have no trouble implementing it, but I can't grasp the concept of doing it for 2D array. I've googled for some resources but I was unable to understand those codes. So let's say I have a 2D char array with words (maximum …

I'm trying to write a program which will generate templates in html.. I try to make a menu in visual c++, rest of code was written in c++ (console). so I have 2 problems... [B]1st PROBLEM[/B] I designed nice clean menu with drop-down menu containing 3 options AVAILABILITY DEGRADATION UNAVAILABILITY …

Hey there. Its Ruan I have a little problem. I have a column Student number, and i can access all the individual student number values in the database ACCEPT one... the very last one in the column. this is my code [CODE] String StudentNumber = myDS.Tables[0].Rows[myDs.rows.count]["Student_Nr"].ToString();[/CODE] but when i do …

can someone please explain why that is the answer to the question. for question 3, i thought it would be a) and c) thanks, 1 Circle which of the following (it could be any number of them) are flags that will be set (to 1) when 0x80 and 0x40 are …

Here is my newest version of the pretty printer I posted earlier. Not doing all that fancy stuff of printing looped recursive structures, but if you put one deeper structure inside flat one, works better for me than pprint module. I do not use often object oriented structures though. Dedicated …

Im aware of the different data types in java but say if one wanted to have two different types of data in a single array; integer and string, would this be possible? Im aware that java can have an array of each type but I stumbled upon using this and …

Hi all, I have to declare an array of LibraryBook objects and sort them either by title, author or page count, as the user requests. I've got the basics down but I'm missing something. [CODE]public class LibraryBookSort { public static void main(String[] args) { LibraryBook[] myBook = new LibraryBook[5]; myBook[0] …

My homework says: Write an assembly language program that, when given an integer n, will calculate the value of the expression (2n^2-1)2 + n^3. Your program is to get the value for n from ECX and is to leave the value of the expression in EAX. (Note: The name of …

Hey guys , i need some help in understanding this coding. This is a client server code which i got off the internet . The problem i am facing is that when you run the server , the server will continously wait for incoming connections . I would like to …

Good afternoon I have recently had to switch from using VB.Net to using C#. The software I am trying to write needs to hold a DataSet in memory (consisting of about 5-10 tables). Then depending on user interaction, data will be added to or read out from the DataSet and …

implement a class Employee. an employee has a name (a string) and a salary (a double). provide a constructor with two parameters. public Employee (String employeeName, double currentSalary) methods: public String getName() public double getSalary() public void raiseSalary(double byPercent) this is what i have so far: [ICODE]public class Employee { …

[CODE]std::vector<std::vector<unsigned long> > matrix(15); // 15 rows typedef std::vector<std::vector<unsigned long> >::iterator it_type; it_type row = matrix.begin(); for (int w=0;w<10;w++) { //some lines of code unsigned long num = x.to_ulong(); cout <<"Decimal form is: " << num<< end; // if we've hit 15 items in the current row (i.e. 15 columns), …

Hey Daniweb, I am looking to FTP into a server, take a list of filenames, and store them into an array, so I can eventually write them into a text file. I am currently having an issue with the storing of the ls into a local array: [CODE] use Net::FTP; …

Here's a defined enumeration: enum shipCost {FIGHTER_COST = 25, BOMBER_COST, CRUISER_COST = 50}; Then they do this which I don't understand: shipCost myShipCost = BOMBER_COST; My question is why don't you just do the following instead? int myShipCost = BOMBER_COST;

hi, i want to integrate VB.NET with command window. in fact, i want the interface(built on VB.NET) to open the command window and it should automatically change the path to C:\Perl\eg and then it has to execute automatically the file what i specified. for this i already used the code …

Hey i am beginner and i read a book about c++,and i like to do all the exercises alone until i find alone the solution. but one of the topics that give me a hard time is recursions. i am on an exercise with the following code. [CODE]#include <iostream> using …

Hi everyone, I have asked something similar to this before. I understand how to use objects and what they do etc... What I am struggling to get my head around is WHAT an object actually is. I keep reading and reading but do not seem to be able to get …

Guys: Please help. I need to create an on-screen shape (circle) that has a fill color, which will blink every X seconds (go from fill color, to white, back to fill color). This is trivial to do...BUT... i want to do it in my own class, so that I can …

Im getting this error while im working on my pig latin code and have no idea what it is referring too. so here is the error and my code. ill specify the piece of code that is erroring. [code] #include <iostream> #include <fstream> #include <string> using namespace std; bool isVowel(char …

Thank you for your help so far.I try now to move on with my vector but now comes the hardest part. All the values that the float vector receives must combine somehow that the value of their addition do not overcome 12. So in other words even if I have …

I promise I read the Read This First post and also searched for relevant threads, but I didn't have any luck. I'm taking my first C++ class, and the instructor hasn't been much help when it comes to fundamental things like what compiler we should use, where to get it, …

Hi, guys I'm new to this forum, and also kind of new to C#. I actually develop programs in C# for 2 years, but in a very amateur level. Here is my question; I'm trying to make a game like [URL="http://www.techgadgets.in/images/block-d-puzzle-game.jpg"]Block'd[/URL] I found the way to create an array of …

I Created a Look_up table class but when I test it with sin() and cos() it is actually slower than stdlib math's sin. This surprises me by a lot. [CODE] inline double MATH_TABLES::GetSind(double& value) { return mp_Sind[(static_cast<int>(value/m_SinPrecisiond)]; } [/CODE] mp_Sind is simply an array of doubles. This is the non-Lerp'd …

[CODE] Dim mark_value() As Integer = {30, 40, 45, 50, 55, 60, 66, 70, 75, 80, 85, 90, 95, 100} Dim Grade_value() As String = {"W", "F", "-D", "D", "+D", "-C", "C", "+C", "-B", "B", "+B", "-A", "A", "+A"} temp = rdr(c2) For c3 = 0 To 14 If temp …

Hello Friends, i am new bee of Perl developemnt., can you pls give regular expression for this number., input: (232,45,3434,535.56) like wise (\()([0-9.,]+)(\)) output: -232,45,3434,535.56 Thanks Advance.., Senthil. V

I'm a college student, about to have an associates degree and start working on my Bachelor's for CS. I have a project that I've been working on for a while now, and I'm thinking about making it open source, and hosting it on sourceforge. The reason I would do so, …

hello guys, i have the following question/problem: -what i need to do is to get some data from sqlserver and send it to a dataset(no problem there) after i get the dataset filled i need to send the columns and rows to a textfile but i have to separate the …

Hi, I've just installed netbeans, cause I found out I need to work with C and windows doesn't allow the use of pid_t and fork(). Awesome Job, Gates. Anyway I've found this pretty compiler which is NetBeans. In pair with cygwin it should work out all the C stuff I …

Hi All, I am a newbie at java and need some help. I have a JFrame setup where basically I want to show two pictures. I have everything setup however at sleep, timers ect dont currently work and I dont know why. The snipplet of code below should show imagePanel1 …

Hi there, how can i create an executable so that anybody can install in their own computer? I want to create from visual studio C#. please give me a tutorial or something, i did some but it didn't work properly please help guide in this thanx

Ok, so I have to write a program for school that will read data from a text file, split the data (comma delimited) into the correct type, pass that information on to a class, store the class object into an array. This is what I have so far: [CODE]import java.io.*; …

Here is my problem: Write a program that reads in a text file and converts it to pig Latin. i.e. if the first letter is a consonant, move it to the end and add “ay” to the end, if it is a vowel add “way” to the end. Here’s an …

Hi dears. I wrote a program in C# with visual studio 2010 an now need to ensure that my program will work on any system with XP or seven or vista windows version. I used from .net & directX in my project. How can i compact it with an installer …

Hello, how can I resize a [U]borderless[/U] window with a [U]custom[/U] component (something like status bar) that docks at the bottom part of my window. I draw a sizing grip in the bottom right corner of my scustom tatus bar. I was able to implement functionality for my borderless window …

Hi i need to add a combo box to a property grid that can be populated with the result of an sql statement, i can more than likely populate it when i come to it but i have no idea how to add the combo box. Currently i am creating …

Hello All Am having some challenges getting a value in a variable from another class; the code that computes the variable happens to be in a timertask method however if i move that same line of code to the constructor, the second class is able to fetch the value. When …

Hey all, A quick question, i've been picking my brain and browsing the net for a few hours now and still can't get any further. I have a simple C# windows form which acts as a login, but also has a form to change the password of a user. When …

Hi All, I am trying to write a shell script that filter java exceptions along with stack trace from a log file and also it has to count how many times each exception has occurred in the log file. Please help me in this. The resulting file should be like …

Hi All, Just a quick question to see what others think is the best preactise... You have an Windows application that connects to a SQL Server DB. You use a dataset to represent the database locally. Is it better to write queries locally in your dataset, or in SQL Server …

i have been strugling to identify my error but i have failed to solve the problem my code errors is incompatible types in line 11. [CODE]import java.io.*; public class Appliance { public static void main(String args[]) { try { File file=new File("Name.txt"); FileReader f=new FileReader(file); int ch; while(ch=f.read()) { System.out.print((char)ch); …

am designig softwear with vb.net 2008 and mssql server 2005 express that can print on id card. i have the query written correctly that can retrive employee info. including the picture on a report.my question is how to set the report to automatically pick the size of the small id …