Software Development Forum

#include<iostream> #include<string> #include<stdio.h> using namespace std; int main(){ char s[100]; cout<<"enter the string :"<<endl; gets(s); //memcpy char a[100]; memcpy(a,s,strlen(s)+1);//here if we decrease bytes to be copied to a value less than length of s i.e.(strlen(s)), then s is getting destroyed ...some garbage value is coming cout<<" a : "<<a<<" s …

Hi, I am supposed to read data from an input file with following information 16 //number of destinations// Baltimore //origin city// MD //origin state// Lewes //destination state// DE //destination state// 117.0 //miles b/w previous location and and this one// 160 //estimated driving time// Ferry //place to visit in that location// …

I'm a little confused about empty arrays. I'm supposed to write code for a function of type boolean that returns whether an array is empty or not. This function is a part of a class called Sequence, and takes no parameters. Earlier in the code, I included a typedef so …

I've just started trying to learn how to implement Windows API calls in VB, as the graphics in VB themselves seem to respond rather slowly no matter what computer I run them on, but ran into a couple problems. The graphics at first wouldn't appear until I went over each …

hey guys I need you help, I'm new comer in here but I hope this can help me. I'm writing a code that can read the file (such a story or newspaper) then the identifythe story if that story has a itemY in it the it will print +1 otherwise …

I know that frets on fire was made with python, but a question i have had was whenever you save something in python idle it is a .py, and you cant run them unless you have python (and if they do, they can just edit your program) installed, but how …

I am trying to write a function that will read one value of an array. I must prompt the user for an index and then read the its value. I am having a horrible time and need help. [code] // read_one_value(A, n) prompts the user for an index i and …

Hey all, I am trying to display a message asking if the user is sure that they want to close just before closing. Here's what I've got...and it's only telling me that there's something wrong with the word "Message" after the MessageBox.Show part [code] Private Sub xExitButton_Click(ByVal sender As System.Object, …

Hi All! Im creating a java web application. I am finding a very little information on making forums/blogging/chatting application with java. There is plenty of stuff that uses php/mySQL. Should I learn php, or how to use java to interact with php, or are there tutorial, books or other sources …

I am currently working on a mini project for my class. the project is designing a game called etch n sketch. you first etch out a map then quit the game after youre done. then sketch the etch you just created. the problem im having is the scoring system. score …

Hi everyone, Just started programming in Python and iI'm already starting to like this language very much. I have a problem with a program I wrote last night - I'm trying to ping a certain host using [CODE]os.popen("ping xxx.xxx.xxx.xxx"[/CODE] and then read the %errorlevel% from my system using [CODE]result = …

Hi, I'm new to these forums. I've been working with java in school, but I can't stand the language. So I've been working with python and find it's very easy to understand, and I actually enjoy working with it. So just for fun I've been working on a pretty basic …

Game: Ragnarok Online Emulator: eAthena Code: C Programming SVN: [url]http://svn.eathena.ws/svn/ea/[/url] Okay so I am trying to create a mod for this game. It requires a source code edit to get it working, but I can't seem to make it work. There is this pet system called homunculus, and I am …

i'm practicing my use of functions at the moment by writing a program to convert pounds to euros and vise versa but when i try calling the functions that do the converting i get a load of 'expected primary-expression' errors. what dose that actually mean because i'm not really sure …

Hi, I'm not sure there is an answer to this question, but here goes. I have a program written in c++ (compiled in windows using devC++) and I can run dos commands easily using the "system function". I can also launch the cygwin bash shell by using this function. Obvously, …

I can't run the programme, please assist to check the error. Thank you in advance for your assistance. Question: 1. Develop an application program that creates a list of integer test score value in an array, sorts the array in increasing order and searches it for a test score value. …

Hello, I am using a code to generate random numbers upto 32 char... The problem is that i want to display the 32 characters each randomly because the code is displaying the same char 32 times and i want to get the 32 chars generated randomly... The code is:- [code=c++]#include …

I want to call a shell script from java.I have searched in many java related web sites but I did not find the correct answer.Can anyone please help me out with this problem. plzzzzzzzzzzzzz thank you!!

Hi, I have this factorial function that I have working just great, but I am not really sure how I am supposed to print the local variable and the recursive call parameter. Any help would be greatly appreciated! Thanks. [code=cpp]#include <iostream> using std::cout; using std::endl; #include<iomanip> using std::setw; unsigned long …

Hello friends , I got an important coursework to submit . Let me explain, the coursework consist of a file .. which we must sort, search and we must event create a y-sort algorithm. After much struggle, i was able to use the stringtokensier to input the data from the …

works, allows entering a user selected amount of strings, however when i try to display, it displays only the last string, not the whole 'database', whatever you'd call it :) the main question is what is wrong and also, is there any way to not to ask a user to …

In Vb we can connect to all the databases like SQL 2000/SQL 2005,Oracle,Access. Out of the given databses we can connect to which databases. Secondly,told me dat if I want to connect to SQL-any version(2000/2005), To connect to the database i go to Control Panel-->Admintrative Tools-->Data sources(ODBC)-->ODBC Data source Administrator …

Dim i as integer=10 dim j as integer=20 In the above two statements, y the error is coming...How can we initilase the values to the variables???

Hello, The following is background on my assignment "Modify payroll program so that it uses a class to store and retrive the employee's name, hourly rate and the number of hours worked. Use a constructor to initialize the employee information, and a method within that class to calculate the weekly …

how do i keep track of the values entered so far so that i can get hte average in the display grade function? i.e. all scores entered so far... [code] #include <stdio.h> #include <stdlib.h> #define TRUE 1 #define FALSE 0 #define SENTINEL -1 int getGradeValue(int, int); void displayGrade( int, char); …

My code requires the validation of a string that starts with two letters and ends with six numbers. So, an example would be [B]br474897.[/B] This is what I got so far: [code] bool GetNID(char buf[]) { int i= 0; int length; bool valid = false; cin.getline(buf, 30); length = strlen(buf); …

I can't identify the problem can somebody help me? [B][COLOR="Green"] objects.h (abstract base)[/COLOR][/B] [CODE=C++]#ifndef objects_h #define objects_h #include "colorScreen.h" #include "maincontrol.h" #include <ctime> #include <string> using namespace std; class objects { public: virtual ~objects(); virtual void print(const MainControl &inMain)const =0; protected: objects(); objects(const int& inX, const int& inY,const int&inScore); ... …

hi all I'm trying to read a document char by char my question is how do I read the spaces as well? Thank you!

I cannot figure out how to validate a string so that it accepts both uppercase and lowercase letters as in a name. Here is the code: [code] bool GetString(char buf[]) { int i; int length; bool valid; cin.getline(buf, 30); length = strlen(buf); for (i = 0; i < length; i++) …

HEY, I am new at this but I am in a middle of an excercise for an online class I am taking and I am doing a exercise and I am stuck. the instruction are as follow : write a shell script that will take information from 2 fles and …

Hi, I was wondering if it's possible to call a function using a string that is the exact same as the name of the function. Here's an example in which I wanted to make 4 bitmap buttons using a for loop, and the event bound to each one would be …

I have a problem with unsigned long long int's. I'll tried to do a function wich calculates the factors of an integer. It worked fine with int, but when an tried with unsigned long long int the % and <= operation failed... here is the surce code for the function …

I need help writing code for my print function in a linked queue adt [B]queue.h[/B] [CODE= CPP] template <class ItemType> // record type for nodes on queue struct NodeType { ItemType info; NodeType* next; }; template <class ItemType> class QueueType { public: QueueType(); QueueType(const QueueType &); // Copy constructor ~QueueType(); …

I have working version of code but mu ostream<< function should print data acoording to the row and column specified. Here is the codes :- [CODE]// // 4/11/2008 // This is a header file of Array2D class which stores 2D arrays #ifndef ARRAY2D_H #define ARRAY2D_H #include <iostream> using std::ostream; using …

I'm having problem with this code. Here's what I'm trying to do. I want the user to enter the firstname, last name of the person whom he wants to delete from the phonebook. then I try to compare the data entered by user with the names already stored on phonebook. …

Hello, I am calling a c++ dll in vb... Everything is working fine.. Just i am unable to write the vb code in order to perform the require action... Code for calling the c++ dll in vb [code=visual basic 6]Private Declare Function do_encrypt Lib "AES.dll" (ByVal text As String, ByVal …

Hi, I want to be able to use std stream objects to manipulate files, but some of the files are too big. I want to be able to do the folowing: >int64_t fileSize; >strm.seekg(0,ios::end); >fileSize = static_cast<int64_t>(strm.tellg()); >cout<<"File size is "<<fileSize; This code will output -1 if the size of …

Hello, I am on Linux Mint and just installed Netbeans to get started with Java programming. I got these errors while starting the IDE for the first time: [url]http://i268.photobucket.com/albums/jj17/Google_Spider/netbeanswarning.png[/url] [url]http://i268.photobucket.com/albums/jj17/Google_Spider/netbeanswarning1.png[/url] I don't know what these errors mean. When I started the IDE for the second time, I got no errors. …

Hello! I need to implement a set greater than and a branch less or equal in my 16 bit ALU design,but I'm having many difficulties. I know that in a set greater than a>b equals a-b>0 ,but I don't know how to work out from that and implement it in …

Hey guys-- I have been lurking on here for some time as a C++ student. I have a project to complete using cstring and strcpy() as a function within a "simple" program. The psedocode goes as follows: --program accepts 2 string array inputs(using getline) 40 total chars for str1 and …

What I'm trying to do is creating a structure array and pass it to a function. My function takes it as a pointer. But I'm having lots of errors which makes me mad. My deadline is approaching and still I've been trying to sort out what the problem is (for …

I have (in main()) something like: [CODE=C]int toChild[2], fromChild[2]; pid_t pid; //Creating pipes: if(pipe(toChild) != 0){ return 1; } if(pipe(fromChild) != 0){ return 1; } //Forking: if((pid = fork()) == -1) return 1; if(pid == 0) {/* CHILD */ close(toChild[1]); close(fromChild[0]); //create streams: (they are not used in this example) …

hey guys, i'm working on this assignment in where I have to take a For...Next Loop and turn it into a Do While Loop. I think I've kinda got the coding down but when I try to calculate the rates the program freezes up. I got the code here, any …

#include <cmath> #include <ctime> #include<iostream> using namespace std; int main() { srand (time(0)); int c1, c2, c3, c4, guess, guess2; c1 = 1 + rand() % ( 9 - 1 + 1); c2 = 1 + rand() % ( 9 - 1 + 1); c3 = 1 + rand() % …

Hi, I want to scan a word from the user and store it in a char pointer. But I couldn't do it. The thing I just want as the following: char *word; scanf("%s",word); but, it doesn't work... please help for this simple problem. it sounds a bit noob, i know...

Hi guys, I've got the code all written but there are a ton of runtime errors that need to be fixed, mainly with calculations and inputting data into the array. I also need to use pointers when referencing the scores array, and I cannot for the life of me get …

Hello, I have a class called personalAccount (which is a derived class from another class, but i dont think this will matter in this case), which should have a static array of chars, but i keep getting an error int my current default constructor and i cant seem to find …

Hi, Im new to these forums and i need help with this application. Application Requirements In this application you are to create a Three Shells Game. In this game there are three cups or shells that are upturned. For each new game the pea is placed at random under one …

hi everyone i have TURBO C++ 4.5, can i compile my graphics program on it? if yes then how? if also possible then do suggest some good tutorials or books to learn graphics in C++.:confused:

Hello everyone! I need a C++ program that stores the results of product table from 1 to 10 in two-dimensional array... what i did : [code=c++]#include<iostream.h> void main() { int a[5][2],result; const int k=1; for(int f=1;f<=10;f++) result=k*f; for(int i=0;i<5;i++) { for(int j=0;j<2;j++) { a[i][j]=result; cout<<"a["<<i<<"]["<<j<<"]="<<a[i][j]<<endl; } } }[/code] BUT the …