Software Development Forum

Hi guys, i am trying to implement elevator simulation but stuck in some ways. 1st. i would like to set the background of my elevator class area into yellow but when i tried to do so by typing app.setBackground(COLOR.YELLOW) under class Elevator, i unable to change it. 2nd. i tried …

Hi All, I am coming from C++ world and working on some C# code. Currently working on a class with an ArrayList data member and would like to control which methods/behaviours get exposed to the client of this class. One of the functions in this class takes an index as …

I'm doing my first C project in, maybe, 15 years, and have gotten stuck. I'm trying to link a 3rd party library into my project. I've installed the headers in ./include/ft and the libs in ./lib/ft Here's my compiler command and associated output: [icode] [root@wayne tele]# g++ -g lib/ft/libmbusmaster.a -lm …

Hi, I have a problem with my instance. I need to do a file read to extract all the numbers in the text file. However, when reading the file, I used String, and hence the file is read as a String. Later on I need to equate the output of …

Please send me information/Source code on my e-mail ID that how can we implement BFS algo. in Java. Please tell me as soon as possible.

someone knows how to launch an app in mac?? [CODE] import os class LaunchApp: def launch(self): os.startfile("/Applications/QuickTime Player.app") s = LaunchApp() s.launch()[/CODE] this code works on windows and [CODE]os.system('gnome-open ' + /path)[/CODE] on linux but in mac, it returns this error "AttributeError: 'module' object has no attribute 'startfile'"

Hi, How do I check if a member of a struct is null? I've tried: [CODE]if(ErrorInfo->TestName != NULL)[/CODE] The above method returns true even when [B]ErrorInfo->TestName[/B] contains nothing (debug shows it as 0xccccccc, ""). [CODE](!(strcspn(ErrorInfo->TestName, "") == 0))[/CODE] The above method throws an access violation. I've tried other ways too …

Hi, Can anyone help on my code. i'm not sure whether i'm code in right way or not. I would like to do 1) read total value from a particular table in 2 database (MyAccount & DealerAccount)from the most recent transaction 2) read grandtotal from another database from the most …

Hi guys I need a code that outputs the save as Dialog box. Just as simmple as that. Thanks.

Okay, I’ve got a noob question. It’s been awhile since I coded so I thought I’d start off at the beginning and create a template list and tree. Back in the old days I left the nodes open, but I wanted to keep the data private this time. My first …

Hello, I am a newbie in C++ programming. I try to write a C++ program to first read and split a hugh text file (that containing multiple small files inside it) into multiple small text files, then I need to write the first line of each small text file into …

Hello! I have a table with some rows and cells (code at the end), and created a function which searches for text inside the cells and returns the row number where the text is (to simplify the example, only English Name is working). Then, it should set the grid cursor …

[CODE]// #include <iostream> using namespace std; #include <cmath> #include <math.h> int main() { float a, b, c, t, s, area; cout << "Enter the lengths of your triangle's sides: "; cin >> a >> b >> c; if(a>b) {t=a; a=b; b=t;}; if(b>c) {t=b; b=c; c=t;}; if(a>b) {t=a; a=b; b=t;}; if((c*c) …

Hi all, I've got a certain instance in my program where an integer variable, let's call it 'x', is initialised in one part of a class, however the value is not present when the integer is called in another class. To explain further, I've got 2 classes - 'class1' and …

Hi, I need to do a file read and extract all the numbers in the text file to be used in my java program. However, I'm having some problem with the try and catch statement. Must the try and catch statement be in the main loop only? Can't I used …

Hi there, I am trying to find the max and min value in a an array of size 100, but the input is stopped when there is a 0 entered, and it too gets added to the array. The code below works good, EXCEPT it's min value is always -2, …

I have a 18kb 1024 x768 jpeg image that is set as background image of my form. The problem is the form now lags like crazy. How can I eliminate the lag?

I am trying to define a 2D array of 1000 by 1000 ints and then test which transversal method is faster (row major or column major). I have this written [CODE] #include <stdio.h> #include <time.h> int main() { clock_t start, end; double elapsed; start=clock(); int array[1000][1000]; int row, col; for(row=0; …

*EDIT-I know strtok doesn't actually 'return' a segfault-I realize after submitting topic that is poor wording. Hello, I am having a problem with the C function strtok, as follows: [code=c] void function_name (char * cmd) /* Gathered from another function using readline. Assume 'ls -l' in this example */ { …

Hi, I'm trying to learn OOP, and I've run into a problem. I am supposed to have the user create a user name, and then I'm supposed to import a list of movies for the user to rate. I created a class called Movie. The function within is supposed to …

How to convert numbers from a file into integers the numbers in the file are alerady split but they are strings. Doesnt anyone know how to convert them to integers so they can be manipulated as numbers.

I need help...This is the class i am supposed to use... [CODE]#ifndef_MINESWEEPER_H #define_MINESWEEPER_H #include <iostream> #include <ctime> #include <cstdlib> using namespace std; const int SIZE = 3; class minesweeper { public: minesweeper(); minesweeper(int mines); void resetGame(); int flagCell(int x, int y); void unflagCell(int x, int y); int uncoverCell(int x, int …

i wan create a datatable complex like tis 1!any1 can teach me how to do it? The datatable consist 5 datacolumn(col1,col2,col3,col4 and col5) the data of row of col1,col3 and col5 is fix("A","Book","100") and tis same data will insert into 30 row (when the ds.Tables(0) got 30 row) the data …

I have a problem with my console program. I have a text file named "myRecord.txt" with the following contents: 101,Carlito Caballero,500.00 102,Tina Gamboa,560.34 103,Angel Caballero,750.55 104,Kyla Shane,850.32 105,Jogie Glen Mait,1000.00 If I run the program, the console should prompt the user to enter the id number (which is the set …

Really stuck on this and its supposed to be easy. I'm supposed to input 2 positive nonzero integers into x and y. Then return the value of x times y. The book has an example of 7 * 4 = 4 + 4 + 4 + 4 + 4 + …

hi, I have problem with my application. when i run the application it gives an error "there is no source code available for the current location". It doesnt read any of the msgbox i put in all forms.I dont know what goes wrong with my application. Please help. Its very …

Hi all, Having another problem with a program. I thought i had this one pretty good, i was confident about it, but no luck. The problem was with initializing a variable, i try to add in to output what the variable is and it says it needs to might not …

Hi, I'm having a small problem with the program that I'm doing. Here is the instructions for it: Write a program named ConvertDate that converts a date entered by the user into another form. The user’s input will have the form month day, year The month will be one of …

Hey guys, I've constructed this program and I have this error that I don't understand. What I'm trying to do is have a user type in a positive number and then it counts up to that number. If the number is divisible by 3 or by 5, it prints Beep …

Hello I'm looking to extract jpeg image data from a mjpeg stream, but I'm not sure how to do this in c++ . The code snippet below does the job of connecting to the remote ip camera server & receives the mjpeg stream via tempBuffer variable. [CODE] // Loop and …

can I use fopen,and fwrite with ShellExecute? to take file in buffer,drop it in directory and run it with ShellExecute I did this way but I just get cmd window and file is corupted do I have to use some API to take file in buffer?

I've taken a course in c# and started practicing by getting questions from books or sites to be good at programming but I think I'm not getting to the right track and I want to be professional in c# language so what is your advice to me ?? thank you …

Is there a way to sort an empty list of strings as you add more values to the list? I cannot find a decent example of this anywhere and struggling with this. The insertion sort seemed like the logical plan, but I cannot for the life of me find anything …

[CODE]import wx # create window app = wx.App() win = wx.Frame(None, title = "Simple Editor", size = (410, 335)) win.Show() # create buttons loadButton = wx.Button(win, label = 'Open', pos = (225, 5), size = (80, 25)) saveButton = wx.Button(win, label = 'Save', pos = (315, 5), size = (80, …

I want to create a left mouse click. All i can find anywhere is having to do if the user clicks, i want to create a left mouse click automatically.

Hi i've been set this assignment to design a Craps game for Java, i know this has been done lots before but i seem to be going round and round with this code....very frustrating! This is the code i've written so far: [CODE] public class CrapsGame { public static void …

Hello guys. How can i get my file path? I konw my program's name but i don't know where it will be put. How can i get file path during program's execution? Thank you

Hello guys. Let's say i have a unidimensional array: string[] names = {"John","Merlin","XMan","Kelvin",...,"Flash"}; How can i see how much elements i have ? I tryed with sizeof(names) but it doesn't works ... Next Question: I have a RichTextBox, and i select a text ... i change it's color, but when …

hi, I have problem with my application. when i run the application it gives an error [COLOR="Red"]"there is no source code available for the current location"[/COLOR]. Even i try to debug using f8 and msgbox in all forms, It doesn go thru it.I dont know what goes wrong with my …

i got a data like tis 1([COLOR="red"]0-AGF-MYR-100101[/COLOR]), i wan split to 4 part([COLOR="Red"]0 , AGF, MYR ,100101[/COLOR]) and after tis i nid to add 4 new columns to a datatable to display the value! how nid i do??? [CODE] Dim writer As StreamWriter = File.CreateText("D:\ IMS.csv") For i As Integer …

Can somebody help me, i want to save the output of this program in a .csv file but i don't know how. please i need help. import java.io.*; public class TestEmployee { public static void main(String args[]) throws IOException { Employee staff[] = new Employee[args.length]; // populating the array of …

Line 34 and 35 won't execute unless I insert them into the for loop. [CODE]#include <iostream> using namespace std; int main() { cout<<"Please enter an integer.\n"; int intege; int integ; for ( int inte = 1; inte = 1; ) { cin>> intege; cin.ignore(); cout<<"Please enter it again."; cin>> integ; …

When I press enter after the execution of the code, it doesn't terminate and tell me the process time etc. it just skips a line. [CODE]#include <iostream> using namespace std; int main() { cout<<"Please enter an integer.\n"; int intege; int integ; for ( int inte = 1; inte = 1; …

Hello All, I am here with the same Query but with a different look I want to apply the culture change to my program. I created a class library for culture change. and applied it . It is only working with the form name, i did it with two different …

How do you use a variable originally from a def function?

How can I code to restrict the users input to 5 numbers and no more or less....I can't think of a good way to do it. [code] import java.io.*; public class Palindrome { public static void main(String [] args){ try{ BufferedReader object = new BufferedReader( new InputStreamReader(System.in)); System.out.println("Enter number"); int …

Hey, I have a generator but it works dependently on time, so it makes new values only every second. Is there a way to make it work faster? I want to be able to generate new numbers every millisecond if possible. [code=C++] srand((unsigned)time(0)); int a; int b; int c; int …

I'd like a code in which a raw_input function will end and move to a print function after 35 seconds. So something like: [code=syntax]var = raw_input() # put time limit of 35 secs here print "Time's up!" # prints this only if time runs out in the raw_input[/code]

I'm trying to quickly learn C# in Microsoft Visual Studio 2008, as I need to show some proficiency for my new job. Previously I have worked mostly with Linux (PHP/MySQL). I not having any trouble with C# itself (variables, loops, etc.), but what I do need is to learn as …

Hey, i need to make app that should take 10 chars from list. I tried it with range command but it's not working. [CODE] list = 'abcdefghijklmnopqrstuvxyzo' for list in range(10): print list [/CODE] And this code just prints numbers 0 to 10. So, is there some other command that …