Software Development Forum

I want the code of program that convert from "decimal to hexadecimal "and from "hexadecimal to decimal " in console applicathion

the inputs are these computer 21 sabanci 4 sabanci 6 university 6 university 12 computer 17 university 3 computer 9 computer 6 sabanci 2 university 9 problem occurs at third line when the input name1 is equal with the previous input name1. Really thx for helping. Sorry for mess. #include …

Hi everyone: I am a c++ newbie. I have created a matrix class based on dynamic arrays. My goal is to use it for creating 2D matrices that I can then use to solve heat/fluid transport problems. When instantiated, I need each matrix to be initialized with zeroes only. I …

There was a post about this before: [url]http://www.daniweb.com/forums/thread88472.html[/url] but no code in it, this is the code I have written and it calculates the sine of x, but not exactly what I was asked to do, I have set counter to 15, and there should be no counter, it should …

can someone tell me what is wrong with my code?? i cannot make this face. thank you! using graphics.win [code] from graphics import * import time def moveAll(shapeList, dx, dy): for shape in shapeList: shape.move(dx, dy) def moveAllOnLine(shapeList, dx, dy, repetitions, delay): for i in range(repetitions): moveAll(shapeList, dx, dy) time.sleep(delay) …

Hello, I have writted a prog that generates the values & triangleOf Pascale. But the thing i cannot seem to find, is[B] how to get rid of the Console.Writlines in the middle of my code[/B] (where the values get calculated). I am using a 1 dimensional array for this insteed …

How will i add lesson to chapters?? that when i add a lesson it will relate to the chapter .. for example: Chapter 1 Lesson 1.1 Lesson 1.2 is it possible in vb.net? please help ..

Hello, I want to make a linked list program consisting of one main link, and each main links have sub link. [CODE]Main 1 -> Main 2 -> Main 3 -> ... -> Main N -> NULL | | | | Sub 1-1 Sub 2-1 ... ... | | Sub 1-2 …

hi, i have a very simple problem with my program and just need a push in the right direction and will be much appreciative of your help. i have a bucket sort program which works fine. well i say fine, its fine when it is sorting the numbers initialised at …

Hi, all. I'm trying to write a function that checks the status of a Tic Tac Toe game. If there's a winner, it'll return the character for the winner ('X' or 'O'). If there's a draw, it returns 'D'. I'm having trouble getting it to check whether the game is …

I have a wireless camera with RGB (RCA) exit cable (PAL) and I was planning to control the video via C++ code The idea was to use something like EasyCap adapter (RCA to USB with a driver CD) to let the camera play video in my notebook but the question …

hi everyone, I've had a problem with my operating system project (it's just simple cmd line xD ) it's easy but i couldn't find it ;) how i can list folders and files in drive A? my assembler is -nasm and i'm using 16 bit real mode .(kernel) -cryptacker

i don't recommend atoi() or atol(). this does not handle invalid strings (non-integer strings) very well at all. for instance, if you try [code]value = atoi("CowAndChicken");[/code]the result will be zero (value = 0) and if you try [code]value = atoi("0");[/code]the result will also be zero (value = 0) strtol() avoids …

Hi to all, I am a beginner at programming and is trying to learn myself on the way. I was trying the print a data report i created from my DataEnvironment. My only problem is that i have i image in on my datareport. whatever i do it will not …

Hi Ladies and Gents. I have written an application that reads data from a MS Access database. What I am trying to achieve is that on my data report connected to only 1 data environment, I would like the user to select what fields they want displayed whether it be …

Thanks for all useful tips in your useful forum, I am wondering if I can get help to make some changes on this C++ code for finding the least cost path for dijksta algorithm in specific case. I would like to change the output to 2 lists, as follow 1-show …

Hi, I am getting an [COLOR="Red"]Exception in thread "main" java.lang.RuntimeException: Uncompilable source code - cannot find symbol[/COLOR] error message when I try to run this merge/sort program. I can't figure out how to fix the program to get rid of the error. Please help. [CODE] import java.util.Random; public class ArrayUtil …

Write a program that produces a table converting distance in feet to distances in meters, for values of feet from 10 to 200, in steps of 10 feet. There are 39.37 inches in 1 meter, three feet in 1 yard, and 12 inches in 1 foot. You must use a …

Hey, im new to C++, and im trying to create a class IntList. I am getting errors at compile time with one line, but i have no clue why! Could someone please help, so i know what needs changing or why the errors are occuring. The errors occuring are:- error …

hello every one i am new member of this community. Any one see my problem please reply. problem :- How to use object as Function argument. please reply.....

Hi, I want to ask you, how I can set up a path of monitored object in this source code: [url]http://msdn.microsoft.com/en-us/library/st80atsf.aspx[/url] I want to do it in Visual C++. Thank you

Hello everybody, I'm new to Python wx and I'm trying to make an application which requires the use of database content. I've already made the input data frame. I need to make a frame where to list the database content. I need to create a label for each row like …

Hello I am new to C++ and I am trying to understand the subject observer pattern. Here is what I have been working on based on an example form the design patters book. [CODE] #include <vector> #include <iostream> class Subject; class Observer { public: virtual void notify(Subject* s) = 0; …

Hi, I'm having trouble implementing a FileSystemWatcher.Changed event. I have been searching for solutions over the past week and am of the opinion (correct me if I'm wrong!) that what I want to do may not be entirely possible. I have setup a FileSystemWatcher to monitor 1 file. This file …

So doing my first year of software engineering at Uni and am having a little trouble with the old Java, Basically I need to use the Calendar class to call todays date, and then store it in a variable, Iv stumbled upon this bit of code but don’t really understand …

[CODE]public class Testing { static void calculate(Integer... i) {} public static void main(String[] args) { calculate(12); } }[/CODE] What does the ... in the calculate method argument indicates?

hi i wanted to inquire about two things. First, is it possible to connect two phones that both possess wireless cards to each other without there necessarily an access point, if so how could i, in theory, use it to design a messaging application in J2ME. thanks

Is it possible for a class to have a static string constant member?

I have created a function to determine the lowest out of 5 scores, I'm not too sure as to whether or not it can be simplified... the function is as follows: [code=C++] void findLowest (int & minScoreP, int score1P, int score2P, int score3P, int score4P, int score5P) { minScoreP = …

Each time I create a new GUI, the bit that I always hate, is the bit where the buttons and entries look like I am working on a Windows 98 machine, isn't there a way to make my buttons and entries look like Qt would look like? They're well squary …

[CODE] #include <stdio.h> #include <stdlib.h> int det(int); int minor(int); int main() { int mat[10][10],dim,a,b; printf("Please enter an integer for matrix dimensions(1-10):"); scanf("%d",&dim); for (a=0;a<=dim-1;a++) { for (b=0;b<=dim-1;b++) { mat[a][b]=rand()%10+1; printf(" %d",mat[a][b]); } printf("\n\n"); } printf("Determinant for the matrix is: %d",det(mat)); return 0; } int det(int mat[10][10]) { int a,b,temp,length; length=0; …

I have a code in which the user should pass something through raw_input, this works fine for strings less then one line, but when I copy-paste a longer string, only the first line is passed by raw_input, how can I also past the rest of the string?

I am trying to write a method that will remove all characters that aren't letters or integers from a string that is input by the user. As of now what happens is that as soon as a character designated for removal is encountered, it just chops off all of the …

Hello,I just started learning grep at school and I can't figure out why my syntax is incorrect.I have to solve the following problem using grep: Find all the computer science students in the first three years of study, belonging to odd numbered groups. The usernames of the computer science students …

My code is giving me problems can't add items to may stack Array Here is the code i have written public class MyStringArrayStack implements InterfaceStringCollection { public String[] stackArray = new String[0]; public int top; public int newSize; public boolean setMaxSize(int newSize) { if(newSize <= 0){ return false;} else{ top …

I'm using the rsa module (easy_install rsa), and if I use it from command line: [code=python]import rsa public,private = rsa.gen_pubpriv_keys(3) cipher=rsa.encrypt("test",public) rsa.decrypt("cipher",private)[/code] this will return test again. (like expected) but in my code it gives a zlib error -3 incorrect headers [code=python]def RSA(txt): global crypt if crypt=="en": key=raw_input("Public key:") ciphertext=rsa.encrypt(txt,eval(key)) …

Hello guys i want get one value of my enum and then converted into hex but i got a warning Warning 1 Runtime errors might occur when converting 'String' to 'System.IFormatProvider' for example [CODE] Public enum myenum myvalue =0 end enum sub mysub() console.writeline( myenum.myvalue.tostring("X2")) end sub [/CODE] How can …

Hello, I'm trying to write a method that resets a string to a default value (previously defined in a class) if the value inputted is not a valid. Because I know the format or structure of a valid input, I should easily be able to do this. The string is …

The code below is the file for the constructor method and the get methods [code] //Date: 3/18/2010 public class Taxpayer { private int socSec; private double yearlyGross; public Taxpayer(int taxPayer, double income) { socSec = taxPayer; yearlyGross = income; } public int getSocSec() { return socSec; } public double getYearlyGross() …

Hi all. I am up to the final stage of my system, and it requires use of the observer/observable pattern, something I haven't a clue about! Basically, I now have a functioning "WatchList" system with which to store specific objects (Locations). Now, these objects have a number of fields relating …

Hello members, I am a new member here, i would like to draw a parabol graphs: y=x^2 in C++. But i don't know how to write it, anyone can help me?Thank you so much.

How is it that a string, or specifically a part of a string, can be isolated and put into its own integer variable? For example, a user is asked to input a date, such as 12/31/2000, which is saved as a string. How can the "12" the "31" and the …

Hi, New to this forum, but been browsing a few threads and seems like the best place to seek help. I have an assignment to complete. What I need to do is read in values from a .txt file and place these values into a matrix. I have the values …

When i run main it prints out gibberish not sure why. main.cpp [CODE] #include <iostream> #include <string> #include "phrase.h" #include "EA.h" #include <cstdlib> #include <time.h> int main() { phrase a; EA b; std::string phrase; int populationsize; std::cout<<"enter a population size\n"; std::cin>>populationsize; std::cin.ignore(); b.setpopulationsize(populationsize); std::cout<<"enter a string\n"; getline(std::cin,phrase); a.setphraselength(phrase); b.setlength(phrase); std::cout<<"the …

pls help me with this problem......its for my exam for finals...pls help me.... here are the instructions: Create a Class of the ff: (focus on payroll) 1. EmployeePay (parent) define: attribute: salary(net), gross, rate, no of hours worked, tax=20% constructor: (2) method: setters/getters, reset()-set number of hours work to 0 …

i am making a high score table for my whack a mole game. variable Score on frmGame is [CODE]Public score as integer[/CODE] then in frmHighScore table i have [CODE]Dim numbers As Integer numbers = frmGame.score[/CODE] however variable Numbers comes back as a empty variable for some reason. Help? thanks

I've created a software and i want to sell it, how may I proceed

Hi How can i show data in datagrid from sql server database

hi all frnds m not able to use javac command in my command prompt the command prompt is saying that javac is not recognised as valid but i have installed java plz help how to solve the problem

Another recursive problem. I'm trying to write a function that reverses an int value recursively. I think I've got the algorithm right, but I can't get the base case right. So my program ends up printing 5 infinitely... Here's the code: [CODE]#include <iostream> #include <cmath> using namespace std; void reverseDisplay(int …