Software Development Forum

so basically i wrote a progarm that begins with a menu allowing you to select one of 5 functions, but at the end of whichever function i would like it to return to the menu the problem is i dont know how to do that and would like any tips …

Hi everybody, I am planning to build a java programe named word counter. It shall have file view and help menu. A text field where user can type or paste text. A button which starts counting number of words in the text. and a text field where the total number …

I have made a program that loads all the songs on my computer into a listview and plays them at random (at least that is what I want) right now I have them moveing to another list and removeing them from the current list so that none are played twice …

[code]public double bigramPMI(String bigram,String []bi) { String[] arr = bigram.split(" "); int n11 = 0, n12 = 0, n21 = 0, n22 = 0, n1p = 0, np1 = 0, n2p = 0, np2 = 0, npp = 0; double m11 = 0, PMI = 0; for (int i = …

Hi i was given an assignment that ask me to create a simple object viewer. These are the requirements: 1. Display simple objects such as cubes, cylinders, pyramids, etc. 2. Objects should be able to rotate around all 3 dimensions. 3. There should be a parent object class from which …

[CODE] #include <cstdio> #include <cstdlib> #include <iostream> using namespace std; int main() { int x; cout << "Press the number 1, 2 ,or 3"; cin >> x; while (x!=1){ cout<<"Please try to pick a difference selection."; cin>>x; } if ((x==1) { cout<<"\nYou chose ";cout<<x; } system("PAUSE"); return 0; } [/CODE] …

hello again i got an assignment i thought i understand it but the every time i read it i understand it differently. my teacher won't explain the exercise. here is the exercise [IMG]http://img42.imageshack.us/img42/8331/37255827.png[/IMG] he also gave an input output example located here [url]http://rapidshare.com/files/434579925/sorted.zip[/url] i'v learned using shmat & shmget and …

So I am a noobie when it comes to C++, I was wondering if anyone could suggest some resources so that I can learn what is going on?

[CODE] /* Write a program which continueously calls a menu function which prints the following menu and returns to main the operation selected: 1.Add 2.Subtract 3.Multiply 4.Divide 5.Compare 6.Quit The menu function must keep printing the menu and asking for a selection, as long as the user enters an invalid …

Could you please help me with this task? "Write a shell script which solve the task without the whereis command. The parameter ($1) is a file name. The script tells you which directories (maybe more than one) does the file exist in. (in the all-time PATH variable)" So far, i …

this is my infile's data..How do I get info into various data types? extraction operator? I know extraction works but the 5th line throws me for a loop..Thanks for help; 11/29/2010 S 2907 1 11/29/2010 S 9673 4 11/30/2010 A 4321 30 11/31/2010 S 9673 12 12/01/2010 N 5789 wind_chimes …

I need to build a Windows program with Visual C++ that sends an SMTP email when an alarm condition occurs. I will be reading data out of several PLCs (automation controllers) with the help of active-x controls purchased earlier for other projects. New to Visual C++, (I'm mostly an old …

hello can any 1 hlp me for creating a secured exe file of an console application.means i hv created 1 program in c using dev c++ as compiler. now it is creating an exe file of the project in the same project directory. thats fine. nw along with that exe …

Hello, I need to take a file filled with numbers and input them into a two-dimensional array. The file would look like: 3 6 3.9 4.5 2.1 1.0 2.4 4.3 3.1 4.2 5.1 6.2 1.0 2.7 1.2 2.3 3.1 4.2 5.2 6.4 where the first two numbers are the vertical …

I'm making a Card class and need to make sure that the suit is valid. When I call on the Card class and construct one setting the suit to 'Jordan' it actually ok's that suit and prints 'Ace of Jordan'. Instead it should become the default, of Spades. What am …

Hello, I have to create a graph based program that will validate a zip code given an expression to match eg. ddddd - dddd, where d is a digit 0 - 9. I am new to graphs and don't know how to accomplish this. I'm trying to make graph class, …

This is my function that is supposed to take a base ten number and return the same number in a base 16(hexidecimal) format ie. 45 returns 2D instead I am getting 6850 [CODE] string inttohex (int n) { ostringstream buffer; string result; int num; num=n%16; if(num<10) buffer<<(num+'0'); else {buffer<< ((num-10)+'A');} …

I have been trying to remove two errors in this code, line 12 (non-static variable this cannot be referenced from a static context) and line 204(cannot find symbol:(method `compareTo(java.lang.Object)` import java.util.*; public class InventoryPart3 { public static void main(String[] args) { Inventory invent = new Inventory(); <---[U]non-static variable this cannot …

I'm new to file I/O in C++ and have encountered a problem. My program checks to see if file "projectdb.txt" exists. If it does, it uses its data to populate an array. If it doesn't exist, it is supposed to create the file. This is where I am having the …

Hi! I have a problem, what i cant solve...I have to write a program, that settles if the most frequent birds peculiar to an area were the same. The number of areas is N. We note the number of the birds. The number of the species is M. I have …

hi, I'm just trying to make the Cancel button on my form close that form on Enter key but the problem is that it closes it when i hit space key and if i change code below to [CODE]if (e.KeyChar == (char)Keys.Return) this.Close();[/CODE] it does not work. it just works …

I am trying to write some code that reads a file line by line and then outputs the text of each line using cout. Here is what I have so far: [CODE]#include<iostream> #include<string> #include<fstream> #include<sstream> using namespace std; int main() { ifstream input("test.txt"); if (input.fail()) { cerr << "File not …

Hey I'm very new to the programming world, and what i am trying to do is produce a Koch Snowflake via turtle from python2.5. this is what I have so far... [CODE] from turtle import * def snowflake(lengthSide, levels): if levels == 0: return forward(lengthSide), right(120), forward(lengthSide), right(120), forward(lengthSide) forward(lengthSide) …

Good day, I am new to the site and would like some help on a code. I must write a perl program that gets the average of each column of numbers in any file? The format is: 1 2 3 4 5 6 6 6 4 4 2 3 4 …

This code is from MSDN ([url]http://msdn.microsoft.com/en-us/library/6t4fe76c(v=VS.80).aspx[/url]). [CODE] #include <string.h> class String { public: String( char *ch ); // Declare constructor ~String(); // and destructor. private: char *_text; size_t sizeOfText; }; // Define the constructor. String::String( char *ch ) { sizeOfText = strlen( ch ) + 1; // Dynamically allocate the …

Hi I am developing an application in Windows environment. I was used to program under linux with Kdevelop and I do miss a feature in the Dev-c++ now. In Kdevelop I can collapse all the functions in my code even the loops and if statements. So when I collapsed all …

A little project I am doing for fun. I want to make a self extracting exe that will take files of format .scx and extract them to a location on the computer based on a registry key that I know of. The key will help locate the location of the …

Hi there just a quick question I am using C#Express. When I add the reference System.Windows.Forms I cannot seem to access Messagebox.Show...any ideas what I am doing wrong? Btw this is in a console application...

Ok guys so i am trying to create 2 versions of a program which sorts items into boxes. The first version i have to create puts the item weights (integer between 1 and 20) into the first "box" they will fit into. So given the input 11,17,3,5,4 the list the …

i am having this problem , i have 8 strings say ( boy,topped,pens,remotes ,boted ,toyed, car,house) but i am looking for 3 strings having substrings ending with a (ed,s,s ) for exapmle topp[COLOR="Red"]ed[/COLOR],pen[COLOR="Red"]s[/COLOR],remote[COLOR="Red"]s[/COLOR] however i have to check by first checking the first string boy and i throw it away …

Hi, Currently I developed a C sharp windows form application which is installed in both German and English windows operating system. The problem is the calculation part and storing it in MySql. The German windows operating system uses "," as a separator (for e.g 2,53) where as English operating system …

i am trying to print this: [CODE] string one = "[----------------]"; string two = "[ ]"; string three ="[ Go To Jail ]"; string four = "[ ]"; string five = "[_______________]"; Console.Write(""); Console.Write(one); Console.Write(two); Console.Write(three); Console.Write(four); Console.WriteLine(five); Console.Write(i); Console.Write(m); next to this square: string one = "[----------------]"; string two …

[CODE]'<form action="" method="post"> '<fieldset> ' <ul> ' <li> ' <input type="text" name="username" id="user"/> ' </li> ' <li> ' <input type="password" name="pass" id="pass"/> ' </li> ' <li> ' <input type="submit" name="submit" value="submit"/> ' </li> ' </ul> '</fieldset> '</form>[/CODE] Above is a php form that has refused to be submitted by my …

I want to search through an sql table called hardware for a partial serial numbers. I have the following code but there is something wrong with the way i am doing my sql query. hope someone out there can help me. [CODE] Public Function GetDatabysn() As DataView Dim SelectQry = …

Hiya. I have this program that gives me alternating squares that switch from full squares to hollow. The problem I am having is that the squares that should be hollow are showing up with numbers in them like this. Anyone know what my problem is? [CODE] *** *** *** 0000 …

Hi all, I'm writing a program to read from a stream file, one line at a time, I used getline() and fgets(), both gives a correct result, but they give a "segmentation fault" when reading the last line of the file, I think because of the NULL character at the …

Hi guys here is my code, prettty much the same as one posted before but im getting a few errors. Fairly new to this so if someone could help me out i would greatly appreciate it. Thanks in advance:) Here is the code and errors underneath that: #include<stdio.h> #include<string.h> #include<ctype.h> …

Well i intended to develop a sohisticated java server client program . but just couldnt push myself so far so ust had to satisfy myself with it. Well , i have created a simple chatting interface . i would not call it a chatting interface actually cuz i had something …

I'm using VS2010 with .NET4 Hi all, I'm working on a program that spawns a childform for each row in a database at runtime. This required some custom solutions and prevented me from using the built-in database interactions. All of that is working well, but I'm at the point where …

okay the situation is ,a friend and I are creating a chat program for fun and want to be able to add a game into it. I have a Tic Tac toe game that was already created but I would like to actually try using it( previous download). What needs …

I have the following piece of code which works fine [CODE]data[person].history[data[person].trans]= "CASH WITHDRAWAL 100.00 GBP";[/CODE] but how would I write it so instead of 100.00 it inputs a float called safe_input2

Hi! When I try to run the code [ICODE]tableModel.setQuery("select l_code, l_title, l_description from Lists");[/ICODE], then I receive the following error: [CODE] java.lang.ArrayIndexOutOfBoundsException: 0 >= 0 at java.util.Vector.elementAt(Vector.java:427) at SystClasses.QueryTableModel.getValueAt(QueryTableModel.java:72) at SystClasses.QueryTableModel.getColumnClass(QueryTableModel.java:53) at javax.swing.table.TableRowSorter.useToString(TableRowSorter.java:224) at javax.swing.DefaultRowSorter.updateUseToString(DefaultRowSorter.java:607) at javax.swing.DefaultRowSorter.sort(DefaultRowSorter.java:556) at javax.swing.DefaultRowSorter.allChanged(DefaultRowSorter.java:816) at javax.swing.DefaultRowSorter.modelStructureChanged(DefaultRowSorter.java:826) at javax.swing.JTable.tableChanged(JTable.java:4364) at javax.swing.table.AbstractTableModel.fireTableChanged(AbstractTableModel.java:280) at SystClasses.QueryTableModel.setQuery(QueryTableModel.java:110) at SystClasses.Form.createAdminTable(Form.java:747) at …

for lines 14, 15 and 16 the error is that I have undeclared identifiers for a, b and c. Does anyone know how to fix this? thanks for your help. [CODE]#include <cmath> #include <iostream> #include <string> using namespace std; bool die(const string & msg); bool getDouble(double a, const string & …

Hi, i have this assignment to do and i dont really know what i have to do could someone tell me what i have to do in simpler language thanks Here is the assignment: Create a program which: Implements a class called Queue: The class should contain an array of …

Monday morning, our final exam is to write a Python program according to whatever the teacher will throw at us. Any ideas as to how or WHAT to study to be ready for anything? (Most of the class expects to fail this, btw. I don't want to be among those …

I need help with a program that is supposed to take data on football players from a txt file and place them in a binary search tree then use case statements to t osearch the tree inorder, preorder and postorder recursively here's what i got so far [CODE] /* Bradley …

Hello all, is that possible to help me out with Error Checking for user input? I am developing a peg solitaire program and now need a error checking for user input or for input file. Either use try and catch.. or making another method.. can anyone give a me a …

I have to create all the method signatures in the ResizableArrayList and then fill it in with comments. And each method is supposed to be blank with a return null or --1. How do i do this?

I am working on a program with classes and a main function. This game involves tanks moving around a grid of defined size, and shooting at each other. Each tank has a name, armour and firepower. On the grid, there are randomly generated squares that contain extra armour or firepower. …

Hey, I've gota make a program that reads characters from a text file, produces the Huffman code tree, and prints the codes for each character in the file. I've already written the code to read chars from a text file, but the Huffman code tree is the part I'm a …