Software Development Forum

Hello guys im been tasked to do a series of complex functions. so far im able to complete addition, subtraction and multiplication, but currently stuck at division. Would appreciate any kind soul help on this [code] class Complex { public: Complex( double r, double i ) : re(r), im(i) {} …

I am good at created a little block diagram; however, I struggle with tracing these out and I have a midterm in a few hours. I am confused about all the casting and also about #4 and #7. I thought #4 would be a compiler error because the "Decared Type" …

Hi All, this is my first query after joining the forum. I would like to know following points: 1. If I can create threads in constructor 2. If yes, can I use the same object / instance (which created this thread)in this thread to call other methods of the class …

Hi, Im new to java, mostly done networking in the past, im trying to create a program that will run a basic simulation of a number of heats for a 100m sprint. It mostly about the use of collections so nothing to complex but im completly lost. I've created a …

Here is the start of my program. I am having a little trouble linking the farToCel/celToFar user defined methods with the final equations in the action statements. The output is whatever the user enters and 0 for "fah" and "cel". Example: displayTF.setText(inputTF.getText() + " Celsius is " + cel + …

Hi, Im trying to retrieve some particular datas from SQL column into RichTextBox in WindowsForm. Im Getting only whole SQL column from SQL Table. If u know the answer, Kindly post. Thanks in advance

Hi guys! I'm a beginner in Python and I am having a bit of trouble with this program. What I need to do is ask the user how much they must pay, and how much they are paying. Example: Buying groceries that cost $10.27 and the user is paying $11.00. …

hello all please help me out,I have designed a database in access having two fields(1.Regno 2.Smartid).I hav also kept some dummy values in RegNo,But the Smartid is empty. Now what code should I write to retrive the RegNo for which the Smartid is empty. I hav used only these three …

hello: Is there a method for using and saving your work on a usb stick. I tend to use multiple PC's all using VS. Is there a way to use this method?

How do I read files through another file?

Hey all; I need to know the memory layout in detail of a c program. Since I have been unable to find out in google the exact things that I want to know I am going to write them here. Please correct whichever is wrong. Thanxxx Assuming a stack going …

Hello all, This is a very simplistic simulation but i'm hoping to show bacterial growth using this simple piece of code. [CODE]public class Bacteria { boolean living; Bacteria x; int population; public void spawn() { living = true; try{ Thread.sleep(2000); } catch (InterruptedException e ) {} Fission(); try{ Thread.sleep(100000); } …

Is there no such thing as hasNextChar? I'm trying to make a program to figure out a grade point average, and a solution I've come up with to deal with the +/- is to assign it as a char and give it a value from there, but I run into …

I made a flowchart that will print counting numbers 1-10 automatically, and I'm supposed to print their sum and average at the end. Now, I have to convert the flowchart into three Java programs: For, While, DoWhile. I'm having a bit of a problem on the flowchart and the programs. …

Can someone help me on this? While considering the following function definition: [CODE]void defaultParam(int u, int v = 5, double z = 3.2) { int a; u = u + static_cast<int>(2 * v + z); a = u + v * z; cout << "a = " << a << …

Hi, I as a Python novice I throw myself at the mercy of experts in this forum. Could someone post a simple example of how to implement urllib2's proxy authentication. I've read all the references google returns as well as searched this site and cannot find an example that I …

Hey .. Everyone ... I'm now to java .. I'm trying to figure out .. how everything fits together .. well .. i have a project that I'm working on .. .. basically it a type of quiz working on java .. where a user takes a simple MCQ quiz …

The question is asking: A run is a sequence of adjacent repeated values. Write a program that generates a sequence of 20 random die tosses and that prints the die values, marking the runs by including them in parentheses, like this: 1 2 (5 5) 3 1 4 6 1 …

Hi, I have to create a structure for student record and save their data, but I am having trouble in storing that data. This is what I have: [CODE] struct student { char id[7]; char firstname[20], lastname[20]; char phoneno[15]; char address[100]; dobtype dateofbirth; }; int main(int argc, char *argv[]) { …

Hello! So for my assignment I had to declare an array of 25 student objects and input data into them including another array of 5 test scores. All that is done and works flawlessly(At least that's what I think), but the last portion of the assignment is for me to …

I am planning to create a webpage to collect simple information. Name, email, phone number, college name and also their markes in each subject Exam subject1 subject2 subject3 subject4 Result test1 85 77 90 90 pass test2 89 89 74 74 pass test3 88 91 98 98 pass Name: College …

[B]Hello Friends.. I need suggestions to make my this program better...[/B] [COLOR="Red"][B]Implementation of a STACK(containing names) as an array, with its basic operations PUSH,POP & SHOW[/B]..[/COLOR] [CODE] # include <stdio.h> # include <conio.h> # include <string.h> # include <process.h> # define STACKSIZE 5 typedef struct{ int size; char names[STACKSIZE][20]; }STACK; …

how to connect multiple clients to a single server....??? i hv a server and a client connected to each othr. and sending and receving data. through tcp/ip proto. now i want to make connections with other clients also. plz help me..

[CODE]import java.io.FileReader; import java.io.IOException; import java.util.Scanner; import java.util.Arrays; import java.util.NoSuchElementException; public class ReservationBook { private Reservation[] data; public Reservation[] readFile(String filename) throws IOException { FileReader reader = new FileReader(filename); try { Scanner in = new Scanner(reader); boolean done = false; while(!done) { try { int numberofR = in.nextInt(); data = …

Hi there all Don't know if I'm at the wrong place, but I'll take that chance. I am fed up battling with importing txt files to sql server 2005. I am re-writing a vb6 based application, that uses text files, to a c# based application that uses sql server 2005 …

I am sort of told that O(c^n) complexity could be the case of string permutations. but what is this specific 5^n? can anyone think of a simple algorithm with O(5^n)?thx

I have a ArrayList and JTable load Object from ArrayList to display on table. When i sort table by using method: [CODE]table.setAutoCreateRowSorter(true);[/CODE] by using that method, i can sort table by clicking on header of the column i want to sort! But after sort, the Object of row which i …

I have Brought a voucher For SUn JAva EXAM ,So where do u register for this exam ,cant find any links on SUN site And WHICH SUN JAVA EXAM should i give first SCJP OR some other???????????

easy program... but x_1 and x_2 strings dont change after return from function I expect 50 and 70 but still keeps declaration value. [CODE]#include <cstdlib> #include <iostream> using namespace std; void absurd (string a, string b) { a="50"; b="70"; } int main(int argc, char *argv[]) { string x_1="burcin"; string x_2="erek"; …

can anyone show a small sample of how [B]optparse module[/B] can be used to parse a command line arguement? the command line is somewhat like: <scriptname> -ip<ip address> -opt1/opt2

here is some code from one class... [CODE]public boolean ticketStatus(){ if (fine > 0){ status = true; } else{ status = false; } return status; } [/CODE] and this is from another class... [CODE]public void getTicket(){ if (parkingticket.ticketStatus()){ toString(); } else{ System.out.println("you do not have a ticket. "); } } …

hi everyone = ) i wrote program using C++ it's for type a small letter then it will print it back in a capital letter using file processing i wrote the letters in txt file in the same c++ folder like this way a A b B c B and …

Dear all, I am new to this and I need ur help. I have the following problem description Write a C++ program that defines 3 arrays of integers a, b, c and 3 integers counts cnt_a, cnt_b , cnt_c. The program must then ask the user for the number of …

Hi all, I am using java bean class in my web application(it is not extending servlet).My need is to get the context path of the application in that class.If yes how. I am using "./".It doesn't work. Please help me

Currently working on a project where we have a message board server. I've gotten most everything to work except my last part where we want an arrayList that returns Oldest Messages and one for newest messages. Here is what I have so far and have tweeked and commented out some …

Hi everybody. As of now, my server will accept clients in a loop, and will pass those clients off into a new windows thread. Inside the thread, the server will be able to receive any data each client may send. When a client connects, the clientsConnected variable increments. So when …

The class GoogleSuggest will help you to grab the Google suggestion(s) for given expression. [B]Note[/B]: The urllib2 module has been split across several modules in Python 3.0 named urllib.request and urllib.error. The 2to3 tool will automatically adapt imports when converting your sources to 3.0. Example and output: [QUOTE] >>> ================================ …

Hey all, I have a text file and I want to find out the top 40 most used words in the text file. I managed to do that. But, I have another text file that has hundreds of "stop words." When looping through the text file to find out the …

Guys I am trying to check the size of a item inside a list. How do I search through a list and return items of a certain size? This is what got: [CODE]#This is meant to search through a .txt file an return the words with 20 characters fin = …

[CODE] def main(): #Check to see if quickdraw is located in the correct palce quickfile = file_existance() quickdraw = subprocess.Popen(['java', '-jar', quickfile], stdin = subprocess.PIPE) #Intro, explaining what will occur throughout program intro() # x_coordinate(1) y_coordinate(1) initial_ball(quickdraw) def file_existance(): filename = raw_input("Please enter the name of the file: ") while …

Can any body tell me how can i check that record already exists?

im having a problem on double execution, this is a part of audit trail on my system, the DELETE FUNCTION is working, but it aint updating, im getting an error - it says that "Syntax Error on update statement" on i tried to manually query it on my access and …

Hi, I need to know if we can use the if satament with methods and how? and what is the illegal start of expression?

Hello everyone, I am a beginning programmer using XSLT. I work at a company wich has a database witch generates catalogs, exporting XSL and XML to FOP.(wich converts to PDF). the program runs on apache and is build in delphi. That being said, I was wondering if it is possible …

here is my question say I have a struct nodetype in the header file named linklist.h there contains a struct constructor in the nodetype named nodetype(int, nodetype*) how to I declare the code in the linklist.cpp? do I do the same for class constructor or something different?

I wrote the following function in Python3 for finding the largest product of numbers along the diagonal(top-left to right-bottom). [CODE=python] def GreatestOnDiagonal(data): '''Returns greatest product possible by multiplying 4 numbers in the diagonal ''' grtProduct=1 for item in data: for n in item: product=1 for r in range(0,4): try: d=data.index(item)+r …

Hello, I need some help on making a loop for an Windows Form application. This application takes as input a salesperson gross amount, and determines how many of the salespeople earned salaries in each range ($200 - 299, 300 - 399, and so on). I have to use an array …

Hello! I am learning how to program on my own in visual basic. I have made a program where the user selects a batch file from a datagridview that is populated with information from the hard drive. I have been able to get the selected item to show up as …

Hi, i keep getting a segmentation fault and i cannot figure where the problem is, well the problem is in the while loop but not sure what is wrong with it. Question is enter a line of words with spaces then tokenize them and print in reverse. Here is the …

hi im trying to create a small excel addin in VS2008 byt i cant figure out how to write lika a string or an int to a specific cell? for example: i want to write something in cell B1? how do i do that in the C# code? it must …