Software Development Forum

[CODE]#include<iostream.h> #include<conio.h> void main() { clrscr(); long j,x; long k=1; long y=0; cin>>x; for(;k!=x+1;) { for(;k%5==0;) y++; k++; } cout<<y; getch(); } [/CODE] in above code i am trying to find the total no of zeroes at the and of factorial of no..........in doing this i am finding out total …

[B]Hey guys, if someone can help me on this one, I'd be thankful. The thing is that this is a sample work. I gotta do the same thing but with 4 variables, organize them according to the correct order, from lowest to greatest or viceversa, it doesn't matter. And I …

Now I use a C++ code where I save a color like this: [code] public: System::Drawing::Color ColorSaved1; ColorSaved1 = textBox1->BackColor; [/code] I wonder how I can convert this to C# ?

how can I make a program that inputs the month and year. and then should output the days of the month. -january, march, may, july, august, october, and dicember have 31 days. -april, june, september, and november have 30 days. -february has 28 days in non-leap years and 29 in …

Hello there!! i am glad for the help i have recieved before which helped solve my problems. my challenge now is that the following code fails to save to my Access 2007 database. it doesnt give me any errors but it does nothing. i want details i enter into the …

How do i do to Make a Select Beep sound and when is selected and i press button1 it will make the sound i choose.

Hello good people of the world, I seem to be having a problem with how to make comparisons of dates using the Gregorian calendar objects. i want to find out if there is a way in which i can achieve it.the idea is make comparisons between the current date with …

This is a program I wrote for my x86 assembly class which computes the sum of n numbers. It uses Irvine32.inc which came with the textbook.

Is there a way to make an 'if' statement that applies to the whole code? I'm doing a user-input text-based program. And I basically want the user to be able to type 'quit' at any time, and that'll end the program. But I don't really want to have [CODE] if …

Hello everyone, I'm trying to make a kind of log in system for an application. It's pretty simple. There are 6 picture boxes which display images. Of these 6 picture boxes one of the images is a recognizable to the user. When the user clicks on the 'correct' image the …

I wish to write a program that works in the background, i.e. without showing any windows. Someone prescribed i try this: <code> #include <windows.h> int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) { while(1) { Sleep(1000); } return 0; } <code> but its not working. it still shows …

Hi, I knew before, the coding to write from a textbox to a textfile and read from one and similar thigns to it. But I lost all my projects and i forgot how to do it. What I'm trying to do is a have the information the user inputs into …

My compiler is throwing me this error when I try to make a new one. I am trying to make it with this [CODE]string a = "five"; HashTable<string> *hashy = new HashTable<string>(a,100);[/CODE] This is the compiler error (.text+0x1d3): undefined reference to `HashTable<std::basic_string<char, std::char_traits<char>, std::allocator<char> > >::HashTable(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, …

hi guys! i want to read a black & white bitmap with c++ and show it as 0 & 1 in console! do you know how can i do that? bye the way i want to build a simulated robot that follow a black line that had been drawn in …

[code] public int peek () { if (empty() == true) { throw new EmptyStackException(); } return StackContents[top]; } [/code] So I have this piece of code in a class that implements a stack. The program works perfectly. However, when I use Junit to test it, I have this: [code] @Test …

Hello all. I been messing around with this port scanner for a while now and can't wrap my head around the speed issue. I tried to create a few threads to help speed it up, but I'm pretty sure I havn't made any progress. Could someone explain why the speed …

[CODE=assembler] .model small .stack 64 .data select db"Enter the your desired option$" msg1 db "[1]display box and your name$" msg2 db "[2]enter your name$" msg3 db "[3]display d to l$" msg4 db "[4]exit$" msg5 db "JOSEPHINE P.VINAS$" .code mov ax,@data mov ds,ax mov ax,0003h int 10h mov ah,02 mov dh,0 …

I am learning assembly on a MC68HC12. Can someone explain to me why the overflow flag, V=1, using the asr instruction on following binary number: %1111 0100 the asr shift would be; %1111 1010 V=1 another example %0000 0001 the asr shift would be; %0000 0000 why does V=1 I …

[QUOTE]Been all through books and tutorials trying to learn how to code the while loop, char, switch and bool. in one program Loop is stuck. If wrong letter is entered, should ask user to reprompt, otherwise the function returns the number, but will not leave the loop. The problem may …

Hi i need some help with a project i'm working on. Little explanation on it first then ill tell you where i am what i need help with and post code and maybe a screenshot. Well its a usb launcher its supposed to launch your usb drive and also has …

I am new to programming in DEV-C++ so I ran in to a few problems with my code, I am trying to create a number guessing game if you run my code its working well but I also need to have an option of "PLAY AGAIN" at the end which …

I need some help, fairly new to C++ and I know a little about C. What i am trying to do is get a txt file that looks like this 4 //first number tells how many rows are coming next. 3 54 2 51 9 32 2 34 what i …

Hi, In my datagridview there are 3 columns. I am entering values in all of these but second and third column values are not compulsory. So user can escape those two columns. But, when inserting those values in database If the cell 2,3 contain value then to insert that value …

I cannot figure out how you go about playing a Wav/MIDI file in a VB Program. I found one thing but it didn't work. This is a little old but the version is Visual Basic 4.0. It actually runs on Windows XP!!

Hi, I have been trying to get a java program that draws a line directly on the screen. I have made ones that draw on JApplets and JFrame's but i cant work out how i can draw directly on the screen without having something in the way. I looked at …

hi, I'm trying to do my decimal to the nearest hundreths, i've tried using number format and printf but i couldn't do it. Anybody can help me with this: here is my program float grossPay = (calcGross(nHrsWrkd, hrlyRate)); float netPay = (calcTaxes (calcGross (nHrsWrkd, hrlyRate))); System.out.print("\nTaxes Withheld - $" + …

i am writing a assembly code to count the number of words in a sentence. below is my coding: [CODE].model small .stack 200h .386 .data message1 db 10,13, 'Word counter : Enter the sentence to be calculated$' result db 10,13, 'Number of words : $' counter db 5,6 dup(0) sentence …

You see, I am writing a program that uses strings for input to determine things, and I don't want it to be case sensitive. So, I know you can go through a string and go char by char to store each char, [inlinecode]tolower()[/inlinecode]'d into another string while in a for …

Anyone know a decent one for Mac? I use Dev cpp atm at college but I'm a mac user at home and have no way of compiling the my projects. Any suggestions would be grateful, thanks

Ok, i have been working on a simplistic game for about an hour now. This is what i have so far: [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; public class Game extends JApplet { private int APPLET_WIDTH = 500, APPLET_HEIGHT= 100; private int money; private int owned; private JLabel labelMoney; private …

Please Help me to print a form using vb.net2008 code. Please send me in details. Help me..............

I am writing integers from 1-100 into a file separated by commas. I need to know how to read in a "," into a file and print it out again. Below the code is sample output after execution of the code. The comma is not output correctly. I know it …

what i am trying to do is to read this data in from a file, [CODE]1980 Aug 945 100 Allen 1983 Aug 962 100 Alicia 1984 Sep 949 100 Diana 1985 Jul 1002 65 Bob 1985 Aug 987 80 Danny 1985 Sep 959 100 Elena 1985 Sep 942 90 Gloria …

Hello, I am required to make an online airline reservation system using C++. What information do I need before starting with the project in terms of what I want to accomplish .

Hi all i hope this little code help some people. This code is to make your program can't open 2 times so when you open your app and try to open it again a msgbox will pop up and wont let you open it again. [CODE]Dim CurrentProcesses() As Process Protected …

I got the following code out of Carrano's Walls & Mirrors. I made a few changes but have tested it and it works. I'm really confused by line 19 in the .h file. Why is it structured like "void (*FunctionType)"? Why not (void*) FunctionType? or void* FunctionType? What is the …

hi..i just want to make a messagebox that has an image in but i couldn't find the way. it tried to make a bitmap of the image and put it on the messagebox like MessageBox.Show(image); but it was wrong...any ideas???

HI, Im wondering if anyone can help me, my vb.net is not the best and i am trying to create a program that allows the user to search for staff. i have created a database containing one table with details such as name, depatment, email address i have then created …

In C++ we can define functions and their arguments can be not just variables, but functions also, for example: double Integral(double func(const double),const double a, const double b){...}; (without using any pointer) But can a function return with a function? like a differential operator?

Right, so I'm trying to create like a login system and my overall goal is to do it in classes but for the meantime, I won't. So this is my main file: [code] #include <cstdlib> #include <iostream> #include "functions.h" using namespace std; void checkDetails(string user, string pass); string usernames[10]; string …

Hi all, I can convert my .py or .pyw files into EXE no problem. The thing is they only display a console for about a tenth of a second if they have a GUI made with tkinter. If it is a console only program then the exe works fine. Any …

I am having trouble with stacks and infix and post fix this is my error: [COLOR="red"]Reading from file "input16.txt": Infix expression = (5) Exception in thread "main" java.util.EmptyStackException at ArrayStack.pop(ArrayStack.java:51) at test.infixToPostfix(test.java:140) at test.displayArray(test.java:87) at test.main(test.java:53)[/COLOR] this is the txt file: (5) (1+1) ((9/3)-2) (9-(3/2)) (1+(4-(9*(6/(5%7))))) ((1+4)-(((9*6)/5)%7)) (((1+(4-9))*6)/(5%7)) ((1+(2-3)) (1+(2-3))) …

ı have a hw about multiplying [COLOR="Red"] very large[/COLOR] numbers.For example we can't use standart data types for multiplying two numbers which have twenty digits two each.So the doctor wants me to achieve that by[COLOR="Red"] Link List.[/COLOR] i'm responsible that holding these large numbers (multiplicand,multiplier and result) in link list.And …

With this code: [url]http://www.rpi.edu/~doriad/Daniweb/maxflow/[/url] If I run [code] g++ Example.cpp graph.cpp [/code] with g++ 3.3, everything works fine. However if I run the same command with g++ 4.4, I get this error: [code] Example.cpp:(.text+0x38): undefined reference to `Graph<int, int, int>::Graph(int, int, void (*)(char*))' [/code] Does anyone know how I can …

I have a question: [CODE]#include <stdio.h> char * chstrswithf(char * a) { while(*a!='\0') { if(*a=='s') *a='f'; a++; } return a; } int main(void) { char string[]="this is a string"; chstrswithf(string); printf("%s \n",string); return 0; }[/CODE] the code above is ok for running. but when I replace the [COLOR="Red"]char string[]="this is …

Hi, I am trying to convert an image into grey scale. I can do this using a buffered image however the image type I have is Image. As you can see in the code below I try to cast the Image to a BufferedImage, apply the greyscale then cast is …

Hi all. I have an assignment for class (obviously I am new to this), that requires us to read from a file and then print out the first 22 characters from each line within that file. I have tried using getline and get, but can't seem to get it to …

Hello, I would really appreciate some help with tkinter. Does anyone know how to change border colour of a widget and if it is possible to display border on just one side of the widget (so for example only the left or bottom border)? I tried to find the answer …

Hi im having trouble with a lab that was assigned today. The program has take input from the user which lights are on button 1 controls the NW and SE hallways, button 2 controls the NE and SW hallways, button 3 controls the SE and NE hallways, and button 4 …

Hello: Is it possible to declare a variable with multiple data types. for example in my program I would like to declare my variable as int or char depending on the situation the variable is in as an example. declare variable C int K =cin(); if( K ==4) C = …