Software Development Forum

I'm making a map editor for my game and I'm at the point where I need to save the map to a file. My Maps contain multiple layers though, which will be stacked on eachother for display. I know I could save each file seperately but I wanted these to …

Hi guys, I would like to discuss my design with one query. below is the code snippet. It is clear from below code snippet that class pd is privately derived from AbstractClass as both are different classes and there is no relation between them.Now in my class pd i need …

Greetings: I have been struggling to clear this error I have in my code, but I cannot for the life of me find it. Error: End of File detected before Left Brace Attached is my code, appreciate any help. #include <stdio.h> #define SIZE 20 int i, j; int temp[SIZE], pressure[SIZE]; …

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How do I write a program to compute run-time of a recursive and non-recursive functions to find the 43rd Fibonacci number?

i am new in VB.net (about 3 weeks now) and i am using visual studio 2008 to make a reservation and billing program project. i want to change the background color of the row having the entry which time (Day Swimming 8am-5pm, night swimming 4pm-11pm and overnight swimming 9pm-11pm) will …

Hey everyone, Got 2 questions here that i'm hoping will be answered. Say i have 2 variables int iValue; int iValueArray[300]; and later on init. them in the constructor Banana::Banana(): ival(0), ivalArray() {} 1. What would the ivalArray() indicate? Would it be the same as initializing every element to null/empty? …

Hey everyone! So I need to write two header files and they attach to the main cpp file, but we can not change the cpp file. They have to attach and make the program run. Please help! Main cpp CANNOT be changed! //22 34 56 4 19 2 89 90 …

Hi,so I am supposed to encrypt a text file chosen by a user at the moment I have completed most of it (offset factor/shift), I have got each separate character from the text file and put it into a list and converted it into ASCII, I am wondering how you …

So I recently started taking this class and i never learned assembly language so writing the program was very difficult. I have this project to do and this is part one. The instructions are: Part 1 Implement the following C++ code fragment in assembly language. Use the block-structured .IF and …

Why can we virtual destructors but can't have virtual constructors? I have searched like anything. I got confused a lot after reading few articles on web. Please explain with some good example. Thanks in advance.

[Click Here](http://www.imageupload.co.uk/images/2015/03/15/rtb.png) what i want is that when i write any thing on the richtextbox it appear on cell Text. I have found some codes on the internet but i don't know whats wrong: for (int i = 0; i < richTextBox1.Lines.Length; i++) { ListViewItem lvi = new ListViewItem(i.ToString()); lvi.SubItems.Add(richTextBox1.Lines[i]); …

I have just finished a merge and sort code for two seperate files. My two inputs are: File 1 Adams C Benton A Jones D Haley A King B Margaret F File 2 Barnes A Charles B Johnson C William D and it keeps doing this for my out put …

I am trying to implement a test program to describe what this function does: int mystery( const char *s1, const char *s2 ) { for( ; *s1 != '\0' && *s2 != '\0'; s1++, s2++ ) { if( *s1 != *s2 ) { return 0; }//end if }//end for return …

I'm having some trouble attempting to implement the constructors for each class. I have this constructor for the class Transaction. Is this correct ? Transaction::Transaction(QString type, QDateTime datetime) : m_Type(type), m_DateTime(datetime) { } AND how do i implement the constructor for the class Deposit ? Is this correct ? I'm …

Hi, I am working on Hotel Application and I need your help on how to prevent booking a room twice. That is, if a room is booked for 3 days(24/2/2015(18.00) to 27/2/2015(7.00)), no room can be booked withing that period. Am developing the project with Asp.Net(VB) ans Sql Database. Thanks …

for example i have a void pointer : void *pt; int k=80; pt=&k; now i want to incement it by one byte ,is it just enough to use (++(char*) pt) or I should use (void*)(++(char*)pt) by this asssumption that i wnat to cast it again to int ,char ,... later.

I'm trying to parse a few references from a file and load them to mysql table but keep on getting this error everytim,e i run the script: DBD::mysql::st execute failed: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the …

Hi all.. I saw a part of codes which I unable to understand.. pleaase all the expert teach me ya.. below is the part of codes.. UINT A; USHORT B; USHORT *C; CString D; if(!sscanf_s(D, "0x%x", &A)) sscanf_s(D, "%d", &A); *(C + B) = A; //<= what is the meaning..?? …

import java.io.*; import java.net.*; import java.nio.ByteBuffer; import java.nio.charset.Charset; import java.text.DecimalFormat; public class Client { static double difference=0; static int totalTransferred=0; static StartTime timer; static double previousTimeElapsed=0; static int sizeDifference=0; static int previousSize=0; public static void main(String args[]) throws Exception { final int lossRate = Integer.parseInt(args[0]); final String hostName = args[1]; …

I need some help .. i want to disable alt+tab .. and other shortcut keys to prevent the user from closing it unless you logout of the program..

help please PART 1: Quiz Version 1, simple quiz [100 marks] a) Your Quiz class will need the following additional methods as shown in the instructions in Quiz.java (See sections marked “TODO”). 1. void printQuizClosedMessage() [5] 2. void close() [5] 3. void showAttemptsRemaining() [5] 4. void showSum() [5] 5. void …

I wrote an app for a customer which (among other things) takes a chart generated by an Excel workbook, and places it on the C# GUI. But the customer is not satisfied with the image which is a jpg. (The C# app currently saves the Excel chart as a jpg …

How to delete DataGridView Row after Selecting Row from Database Using Delete Button

how can i put this in a flowchart form? need for my project and where will i put all the void? #include<stdio.h> #include<time.h> #include<process.h> #include<string.h> #include<conio.h> #include<dos.h> /*Placement*/ void order(); void lo(); char *date; /*header*/ char hdr[]="\t\t\t\t Pizza Hut\n\t\t\t\t Billing System\n\t\t\t Philippines Food Corporation\n"; /*opening*/ void main() { clrscr(); int …

Hello, I'm just started to study malloc and realloc, so i just wrote this program to copy two string from user input and consenterate them. then ofcource print it. #include <stdio.h> #include <stdlib.h> #include <string.h> int main() { char *str = malloc(3) gets(str); int sl = strlen(str); str = realloc(str, …

I have a few picture in My.Resources in Vb.Net and I need a next and previous button to change the image . someone help me :)

Hello, I'm having a problem with animating a bitmap on my form. There is a massive flickering when animating the bitmap. Is there anything I can do about this? Bitmap bmp = new Bitmap(@"1.png"); aTimer.Interval =1; aTimer.Tick += new EventHandler(t_Tick); aTimer.Start(); public void t_Tick(object sender, EventArgs e){ gfx.DrawImage(bmp,new Point(x,y+1)); y …

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hello all, I am a mster student, i need a teacher to teach me the curve fitting (cubic spline, bezier, B spline) and help me to program them on visual basic, the lecture should be on skype. if anyone can help me with this please contact me on khaldon89@gmail.com to …

I have a text file that represents a book , this first line of it for example is P.G. Wodehouse, "Heavy Weather" (336 pp.) [PH.409 AVAILABLE FOR LENDING] So there is authors name, title, number of pages and if the book is available. As they are not all seperayed by …

what is ungetch?and what this exactly do?

My project for my C++ class requires that I take a bunch of weather data. It's a ton of lines so I won't include all of the text file, but here's a sample of it: 0 943 0 5 0 107 2 401 0 299 The first column is snowfall …

Server Error in 'Performance' Application. ExecuteReader: Connection property has not been initialized. Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.InvalidOperationException: ExecuteReader: Connection property has …

Hallo, I need to make in practice a application running in WIN7. This application must read continuously the sound(noise) received from the microphone and, if the level of the sound(noise) is higher that a adjustable value, to activate to display some random files (messages) on the screen and at the …

declaration error appearing on/after `{` below void order() please help what is my error? #include<stdio.h> #include<time.h> #include<process.h> #include<string.h> #include<conio.h> #include<dos.h> /*Placement*/ void order(); void lo(); char *date; /*header*/ char hdr[]="\t\t\t\t Pizza Hut\n\t\t\t\t Billing System\n\t\t\t Philippines Food Corporation\n"; /*opening*/ void main() { clrscr(); int choice; printf(" === \n"); printf(" ======== \n"); …

/*Additional selection structures 16/3/2015 Programme to display weight on a given planet*/ import java.util.*; public class planets { public static void main (String []args) { Scanner keyboardIn = new Scanner (System.in); int weight; char planet; double planet_weight; System.out.print ("Enter your weight"); weight = keyboardIn.nextInt (); System.out.print ("Enter your planet of …

I just love generators in Python. One of the cool things I found out from [this](http://nedbatchelder.com/text/iter.html) site was that one could send in a value when calling on an active generator. To do so one uses the send() method and a yield like so: "x = yield". The send with …

Hey guys, I have Huawei Modem, which has predloaded SMS send/receive facility. I want to develope a same application which could send/receive messeges. Can anyone tell me where should i start for it. I want to integrate this SMS facility in my application.

InputFile.txt Bea Sanchez Junior Math OPS HIGH 17 90 Nicole Sanchez Freshman Science OCC HIGH 13 98 Billy Cruz Senior English OPS HIGH 17 80 #include <iostream> #include <string>; #include <fstream> using namespace std; struct StudentNode{ string firstName; string lastName; string gradeYear; string subject; string schoolName; int age; int grade; …

Hi. I need help with this program: Example input: 2 4 6 -1 7 3 -2 1 Output: 3 3 (longest series of even is 3, longest series of positive is 3) Here is the code: #include <stdio.h> int even(int x) { return x % 2 == 0; } int …

Hi All, I saw some code where a `sem_init` was called with a value of 0. I didn't quite understand what this meant. I understand that semaphores can be used to protect shared data, in that we allow just one thread to access the data. And, the way to do …

I am trying to figure out how to convert hexadecimal values into mips instructions but I am not having any luck. From my understanding you have to first break the value down to machine level (binary) and then use that result to determine the instruction by converting each section of …

If any one now.How to Create User Account In Vb.Net Windows Application.

I am printing in my c program which deals with structures but not able to understand why getting a small box containing 0001 in box.printing is fine but the uneccessay boxes are coming. I dont know what they actually mean.

I want to print row which I want from 2d array.

Hi guys, I want to change the width of a line chart When I run with this code: Private Sub Chart1_Click(sender As Object, e As EventArgs) Handles Chart1.Click chart1.Series["Series1"].BorderWidth = 3; Chart1.DataBind() Chart1.Update() End Sub I got this [error](http://i.imgur.com/bGix59l.png). : Property access must assign to the property or use its …

I am trying to find ways to get the hex data from a file opened in a windows form using the open file dialog. I've done some reading and have found that .NET Framework used to have a byte viewer component built into System.Design that was a quick standard way …

double fileSizeKB = (fileByteArray.length) / 1024; double transferTime = timer.getTimeElapsed() / 1000; double fileSizeMB = fileSizeKB/1000; double throughput = fileSizeMB/transferTime; System.out.println("The size of the File was "+fileSizeMB+ " MegaBytes"); System.out.println("Time for transfer was " +timer.getTimeElapsed()/1000+ " Seconds"); System.out.printf("Throughput was %.2f MB Per Second\n",+throughput); System.out.println("Number of retransmissions: " + retransmissionCounter); byte[] …