Software Development Forum

Ok this is very strange and i cannot see where is the problem and i guess is really easy but i cannot see it so i will need your help :-O My Declarations [CODE]int myGraph[4][4]; int vertices[4]; char path[4];[/CODE] My initialize code [CODE]for(int i=0; i<=4;i++) { for(int z=0; z<=4; z++) …

Hi, I'm a bit stumped. I'm trying to find out a way to make a bullet fly from a spaceship. So far, I managed to make it work but it attaches onto the coord's of my ship image(I used the position of this to map the starting position of my …

Hi guys, I'm trying to create a 2D array of JLabels my first problem is actually creating them. my code atm is = [CODE] package test; import java.io.File; import javax.swing.JLabel; import javax.swing.JPanel; public class testing extends javax.swing.JFrame { /** Creates new form testing */ public testing() { initComponents(); for(int i …

I have the following code for Quick Sort procedure: [CODE] #include<stdio.h> void Quick_sort(int *arr,int left,int right); int Partition(int *arr,int left,int right,int pivotindex); int main() { int a[20],n,ctr=0,j=0; printf("\nEnter number of elements:"); scanf("%d",&n); printf("Enter array elements:"); while(ctr<n) { scanf("%d ",&a[ctr]); ctr++; } Quick_sort(a,0,n-1); printf("\nSorted Array:"); while(j<n) { printf("%d ",a[j]); j++; } …

Hello everyone! I am programming a vector which stores a name and a number. [code] typedef pair<int,string> Users_Pair; vector<Users_Pair> Users_Name; [/code] And the vector expands and contracts through out the life of the program. But when I use erase all elements above the one being erased loose their string? I …

Hello all. Can anyone here help me create a separate function for the socket() API in socket programming? I successfully created one in Linux before but so far I can't do the same in Windows. The Windows version can't successfully connect using the separate socket() function. My primary suspect is …

so, i want to save my listView Items as i save Location or Size of window in the Project settings. for example: [CODE] private void Form1_Load(object sender, EventArgs e) { this.Location = Properties.Settings.Default.MyLoc; } private void Form1_FormClosing(object sender, FormClosingEventArgs e) { Properties.Settings.Default.MyLoc = this.Location; }[/CODE] how can i do that? …

Consider the error in following program- [CODE] #include<stdio.h> #include<conio.h> #define MAX 100 struct stacktype { int stack[MAX]; int top; } ; void push(struct stacktype * s,int item) { if(s->top==MAX-1) { printf("Overflow"); return; } s->top++; s->stack[s->top]=item; } int pop(struct stacktype *s) { int item; if(s->top==-1) { printf("UnderFlow"); return -1; } item=s->stack[s->top]; …

I am formally studying VB.NET and the teacher has temporarily left us with a textbook to study. In a chapter on Arrays an example of actual code is given, as shown at the bottom here. We use Microsoft Visual Basic 2008 Express edition for our code. However a simple Copy&Paste …

...so I'm trying to make a program that takes in the three sides of a triangle and then decides whether the triangle is equilateral, isosceles or equilateral. I have to have 2 different functions and I can't use global variables ( That's what my teacher wants ). My main function …

Can somebody help me here? i have managed to import excel data into a datagridview but am having problems saving and updating it. It is saving alright but when it comes to updating that's when i have problems. here is my code: [code] If mysqldr.HasRows Then mysqldr.Close() newcommand = New …

Simmilar problem again using a vector of length 4 [CODE] vector <char> something; something += '1','2','3','4'; somefunction(something,4); [/CODE] some function takes in a [CODE]char* ptr, unsigned int size[/CODE] at the moment i am getting "error C2664: 'something' : cannot convert parameter 1 from 'char' to 'char *" any help would …

I have been working on a text based adventure game as a project for school. I have become very well acquainted with functions, loops, arrays, etc. I now have to begin thinking on a senior project utilizing something we worked with this year and I love to code but I …

Hello all, i want to know some textbox case. I want to make my textbox (example textbox1) only can be written by numeral, if there was non numeral input, textbox1 not allow or just being ignored. Thanks for attention or help :)

When testing the output of a variable of type double, with [B]expected results = 48.66573405[/B], I am getting an [B]actual result = 48.6657[/B]. Why is the expected result being rounded when the whole idea of using type double is to increase the precision of your calculations? Thanks FWD

Do I understand that by using the following code [CODE] a = getchar(); b = getchar();[/CODE] , after pressing "1" and "Enter" keys ( Enter - to continue programs work), we can derive the following variables - [CODE]a = '1'; b= '\n';[/CODE] thanks in advance))

I'm supposed to define a function that removes all nodes with a specified value from a linked list. I have to use this structure: [CODE=c] typedef struct LIST { int Object; struct LIST *Next; } LIST; [/CODE] and here is the function I wrote [CODE=c]void LDeleteElem(LIST **List, int Elem) { …

I know you can, [CODE]frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);[/CODE] but is there a way to get it to execute a method and then exit? example.. [CODE]frame.setDefaultCloseOperation(saveData, JFrame.EXIT_ON_CLOSE);[/CODE] just a guess? thanks all

Hi, I am pretty sure there is a more effective way of achieving this. Would love for some input from you guys. Basically, I have a class called GamePanel and it contains this: [CODE] SpaceShip spaceship = new SpaceShip("Galatar"); public void paintComponent(Graphics g) { Graphics2D g2d = (Graphics2D) g; g2d.drawImage(bgI,0,0,null); …

ok, below is the code that i have tried and still not working; #include <stdio.h> int main () { char Name; int Age; int Date_Of_Birth; float Place_Of_Birth; float Email_Address; printf ("Name:"); scanf ("%c",&Name); printf ("Age:\n"); scanf ("%d",&Age); printf ("Date Of Birth:\n"); scanf ("%d",&Date_Of_Birth); printf ("Place Of Birth:\n"); scanf ("%s",&Place_Of_Birth); printf …

/*1st - What I want to do is have the user input 2 numbers. Program should determine which is lowest and highest, then spit it out. Then I’m trying to have the user input a 3rd number that is equal to or in between the lowest number and highest number. …

The program below is executing fine but when I enter the last of 10 numbers and the final output(shows the average of the 10 numbers) is displayed, I get the following error message: Run-Time Check Failure #2 - Stack around the variable 'numbers' was corrupted. If someone could explain what …

I am using CODEBLOCKS and I am creating a program that performs basic operations like add, delete and insert on Doubly LinkList , My Program is working fine on older Turboc compilers. But when i run it on codeblock its causing problem when i try to delete a node. [CODE] …

Using VbScript:: I have a list of several different prices and I'm trying to figure out how to round these 5 decimals adding zeros if necessary. For example: I want 2.84 3.1 4.896 to look like 2.84000 3.10000 4.89600 Can somebody please help me? Thanks!

What is the difference between int and unsigned int?

So i've been working on this code that i got online and it is a chat server code. This is the code- [CODE]# import needed modules: from socket import * # get sockets, for well, sockets import string # string functions import time # for sleep(1) function # define global …

A - an interface. B,C,D - implement A. in an other class, say X, i have an array of A, that will hold some B, C, D. i have a method that get (int i, A a) and put the a in the i place of the array. ->>>> how …

Using Borland C++ 3.0 Here's my code: [CODE] #include<iostream.h> #include<conio.h> int main() { int m,d; int i=0; clrscr(); cout<<"\nEnter Birthday month: "; cin>>m; cout<<"\nEnter Birthday day: "; cin>>d; cout<<"\n"; { if(m==3 && d>=21) cout<<"ARIES!"; else if (m==4 && d<=20) cout<<"ARIES!"; else if(m==4 && d>=21) cout<<"TAURUS!"; else if(m==5 && d<=21) cout<<"TAURUS!"; …

Ok I have a little problem.I have a pointer in the struct which I don't know how to use as or move the information into an array on the bottom function. Need an explanation. Anyone please help... [CODE] // This is the minimum functionality for this exercise // Notice that …

I'm working on a scientific/algebraic calculator and I have put all of the code that will deal with any of the math in a separate class. However I cannot access any of the controls on the form from this class. I need to write the answer into the box on …

Hi everyone! So here's my problem: Given an element, I need to get the index of the array in an array of arrays. For example, I have the following array of arrays: [CODE] my @arrOfArr = ( [ "1023", "1472", "0751651"], [ "1527", "1167", "2496111" ], [ "M167", "1412", "1761683" …

EDIT: I found the solution already. I had to malloc() memory for rec_msg. :) Hi, I've got a little problem with my (unix) C program. I'm trying to make a HTTP request to fetch a page from a site. I can resolve the IP, make a socket, connect and send …

Alright, so i got this question that im given a group of scores in the file, and i have to make them into a list, sort the list, and find the median. I got the sorting and the median done.. But I just got one problem that I can't seem …

I want to have a live clock in the statusbar. When I put SetWindowText before the switch in the callback, like this: [CODE]BOOL CALLBACK MainDlgProc(HWND hDlg, UINT wMsg, WPARAM wParam, LPARAM lParam) { time_t rawtime; struct tm *timeinfo; time(&rawtime); timeinfo = localtime(&rawtime); strftime(thetimeis,79,"Current Date and Time: %A, %B %d, %Y …

so i know how to add the numbers in a list recursively [CODE] def ListSum(list): if list = []: return 0 else: return list[0] + ListSum(list[1:]) [/CODE] but how would i go about subtracting a list from a list using recursion? does anyone know how/ where i could go to …

Hello all, I am writing a WPF application and used pages for navigation, The thing I want to know is that , [B] [COLOR="Red"][COLOR="red"]How can I get the Relative Uri`s of pages from the assembly dynamically[/COLOR][/COLOR][/B]. I don`t know what to do with this. I know how to get a …

I was reading a post somewhere on this site about making a type-dynamic list and came up with this. The issue is I'm thinking it's leaking memory when the list grows. Finally, are there any ways to improve this code? [CODE]#include <iostream> using namespace std; class DynamicType { public: union …

Hi All, I have a crystal report with DrAmt, CrAmt, DrBankAmt, CrBankAmt fields. While displaying the report i want to display.. the records whose following condition satisfied... [B]((sum(DrAmt)+sum(CrAmt)) - (sum(DrBankAmt)+sum(CrBankAmt))) <> 0[/B] how can i check for this condition in selection formula.... I have used following line of code... but …

Is this decent code, hacks, or somewhere in between? :)

Hi everyone, So I tried making my program here, and I got an error that I can't figure out. I have a class for a Binary Tree, "Stree", with a few methods defined publicly, and a "Node" class defined privately, within "Stree". These methods use "Nodes" as parameters. Now when …

the errors are commented in the code: help??? [code]import java.awt.*; import java.awt.event.*; import java.applet.*; import javax.swing.*; import java.lang.*; public class Kol2_1 extends Applet implements ActionListener { Button plus = new Button("+"); Button minus = new Button("-"); Button times = new Button("*"); Button div = new Button("/"); Button eq = new …

Hi, I have a question regarding navigating to a listbox item in C#. I have written code which populates a listbox from an xml file in xaml (thus bound to it). However I want to navigate to the selected item in the listbox using code in c#. I can navigate …

i have this function and it is giving me this warning. and i have many similar functions so by the time i'll be done i'll have a thousand warnings how can i get rid of the warnings Function 'SelectRows_local' doesn't return a value on all code paths. A null reference …

Hi, I was just wondering if there was anyway to create some sort of stopwatch, that doesnt include labels signifing, milli seconds etc? Thanks

hi guys, I am working on a project for my school, and I was wondering whether I can get some guidance and tips on how to tackle it. Here’s the problem in brief: I was asked to develop a program so that users can input the data values of 2 …

Hi All, I've looked everywhere and cannot find a reason for this. I'm essentially try ing to loop through every row in a datagridview, and trying to remove the entire row, if a certain cell's value matches another value. Please find the code below. This is working, however is skipping …

When you make sprites does the image file type have to be .png or can it be .jpeg etc.?? cheers for helping me out

Hi guys i wonder if someone can help an absolute noob out with some homework. i was given a brief of: ask a user to input up to 3 mobile numbers. for the numbers entered display the list of numbers entered and clearly displays the mobile network each number belongs …

Hi Guys, I'm basicly reading from a CSV File that im using to store data. Now when I read from the CSV file i want to load the data to fill in the parameters eg. the csv file contains name,address,age,favColor. so when i load the file i want it to …

I am having an issue using this new operator function that I learned. The program thinks that I am calling the operator=() instead of the operator+() so it is hitting an infinite loop. I marked the areas where there are issues, and i commented some of the newer things that …