Software Development Forum

Am trying to extract a string of characters and numbers from a text file into two different data types in a linked list...i.e the if the text file has the data myname 100 i want the "myname" to be stored as a string and then the 100 as an integer..can …

Hi, i have a function which is supposed to compare two matrices, however i does not work properly. I get this compile warning. [code] warning: control reaches end of non-void function [/code] Here is the function. [code=c++] bool matrix::isequal(const matrix& ob3) { for (int i = 0; i < rows; …

I have 2 integers x and y, now I want to read them from the user and the syntax kick me down, I guess u can only read string from the user according to C# syntax rule, I have tried many combinations but none of them are working, so now …

As basis for the assignment, we use a CSV file named country.csv in which information about countries is recorded. This file is posted on the assignment Web page1. The first line in the file is the header line and describes the content of each column. The first value in a …

I've posted something along these lines before, but it's a tad bit different this time, hopefully some of you can point me in the right direction. I'm designing a tool that will make adding things to a database easy for people not familiar with SQL, it will basically export a …

So I'm trying to create 4 arrays with data input from a .dat file, and for some reason it won't. The file has four columns, and I want four arrays with the info from each column seperate. For some reason, I'm having trouble doing that with the following code (minus …

Hie guys, Im creating a program that will display the details of every state of India when user will click on that states button. I have two forms: Main.cs = MdiParent form for program. India.cs = Where map of India will be displayed including buttons of every state. So what …

Hi, I've have a problem of printing data from stack, if it's simple words,then stack works just fine,but if I try to push changed data using function(Written by a very intelligent moderator :) ), I get just the same word n times: Intelect Intelect Intelect .... [code] #include<stdio.h> #include<stdlib.h> #include …

Hi. I have been figuring out how to deal with my dilemma. I'm developing a mobile application in C# in Visual Studio 2005. And I have a question regarding the adding of listview items from a form to another listview in another form. I have got my application running but …

Hello, I'm trying to use some default (static) members for my class. At first I've created class which looks like this (this is just a small code): [CODE] //rozšírenie materiálu, M (par (ext)) typedef struct ExtendedMaterial { //hmotnosť float Substantiality; //krehkosť - tuhé látky, viskozita - tekuté látky float Insubstantiality; …

Sorry - I should think before I post...

New to classes. Getting alot of errors when calling the private member variables (from down in main). Most are telling me either i can't access the private member variable IDs or the other member variables i'm attempting to access (debit, credit, balance) are undefined ('identifier not found'). Also getting 'overloaded …

Now this is an assignment for me, but ive spent the last two weeks writing this code day and night, I just cant get it out of my head, I have to beat it lol. So anyway, two days ago I won and completed my program exactly the way I …

[code] String like=searchJTextField1.getText(); query=entityManager.createQuery("SELECT c FROM content c WHERE c.artist LIKE \"%" + like + "%\""); query.setParameter(like, searchJTextField1.getText()); [/code] is there someone that could tell me if this code is right? thanks -Steve

Hi there, is it possible that the args of the OnStart method of the service be passed by reference, more explanation: the main goal is to: start my service from another program, and I need the caller program(which starts the service) to be able to interact with the service( to …

If netbeans ide has a queryproperty set to SELECT c FROM Content c How can I change this query to say ..limit the resultset to less records like 10 or 20 instead of the whole database. I am not sure what that SQL string would look like.

Anyone know of a good shell script beautifier that works in either unix or windows or a way of properly indenting/tidying up code???

Hi, this is my first time posting to this forum so please let me know if I'm doing anything wrong. I would like to know how to do the following... a. Write the internal representation of “17” in ASCII using two binary numbers b. Write 17 and -17 in two’s …

I've got a small bit of code I need to convert to C#. However my experience with C# is very very limited and a simple python program like the one I'm trying to convert is beyond my experience in C#. If anyone knows of any converters or is willing to …

Please help me in doing this problem in C++ without filing ______________________________________________________________________ [code=cplusplus] #include<iostream.h> #include<conio.h> #include<stdio.h> #define min(a,b)((a)<(b)?(a):(b)) int a[6000]; main() { file*input=fopen("number.in","r"); int n,p2,p3,p5,p7; a[1]=n=p2=p3=p5=p7=1; while (a[n]<2000000000) { a[1+n]=min4(2*a[p2],3*a[p3],5*a[p5],7*a[p7]); if (a[n]==2*a[p2]) p++; if (a[n]==3*a[p3]) p++; if (a[n]==5*a[p5]) p++; if (a[n]==7*a[p7]) p++; } { fscanf(input,"%d",&n); if (n==0) break; printf("the%d",n); if …

Hi: I have to write a program that uses methods and arrays. I have to create a method that creates an array and populates it with 10 random numbers between 1 and 10 inclusive. Then I have to write another method that sorts the number from lowest to highest and …

am trying to figure out how to insert a new number in a linked list after a specified number...i am failing to figure out how to fix in the number in the list...here is the partial code..any help is appreciated [code=cpp] void insert(detailsPtr& head) { detailsPtr prev, current,tmp; int num,curr_num; …

hi, how can I read all the names of files present in a folder and store it into an array???.

Hi all, I am a newbie to programming and have almost complete my assignment 'Frequency of words and phrases' to a satisfactory standard. My program reads a text file and counts the number of phrases within the file (A phrase is defined as a sequence of one or more words), …

hello, i have written a program which selects each record in the database-table(having ip,status and other fields) pings to that ip and if a reply is obtained then the program establishes a socket conn b/w another comp and exchanges information,if info is exhanged then nothing is to be done to …

I have the tutorial running with a entire database displayed. I am working with the tutorial at: [url]http://www.netbeans.org/kb/articles/mysql.html[/url] The above tutorial creates a jDesktopAPP. with components bound to the table. I am trying to add a button (basically). I am in the process of understanding binding. the program loads with …

i have a program running with lot of system.out.println statements.. i want to display this in a javaframe...can anyone tel me the steps to go abt it

I have a feeling this question might be a no brainer to all you. But is it possible to convert a string object to an istream obj. Because what I need to do is read the string expression and then calculate it using the "read_and_evaluate(istream&)" method in my if else …

I have this code that opens a Form. This code does work but if I just close the Form that did open with this code and press the button5 again, I will have an Errormessage: [B]"Cannot access a disposed object. Object name: ´Form2´."[/B] But if I change: this->form2instance.Show(); to: this->form2instance.ShowDialog(); …

I have a Form witch scrollbars that is called Form2. Is there any way to programatically go to the top of the Form without having to scrollup with the mouse ? So if you have scrolled down to the end of the form. Is it possible to press a button …

Hello everyone. I had a quick question. How can I go about setting constraitnts for a JTextField. I'm trying to not allow users to enter any non numeric numbers, except for dollar signs, commas and periods. Also how can I restrict a JTextField to only allowing two numbers to be …

hi, i have a problem with my form so i have a form with windowstate = maximized now there is a button in that form that if i click on, a new form will be opened. so the problem is that if the new form has been opened and i …

Hi I am using Visual Basic Developer 2005 I have this simple code that will delete all files created before today in the specified folders. The code works fine but I get an exception problem when the fso object deletes the files ie at fso.DeleteFile(file) inside the second For loop. …

I am running this loop where I am substr a vector like below and then ´creating´ a new string "NewData" that I will pushback in a new vector. The thing is that I got an Error message when running this code but if I instead change these 3 lines to …

There's a function that repeatedly shows up in languages, usually with more or less the following form (Python syntax): [code=Python]var1 = raw_input("Input a number between one and three.") choose var1: case "1": print "You inputted one." case "2": print "You inputted two." case "3": print "You inputted three."[/code] Or something …

Hi Guys! I am trying to make a simple and very basic Database in Python. Something, like a small agenda with contacts. I make a dictionary within the script and I was trying to update that info with new Input data. The problem is that I am not sure I …

Euhmm Ok i got some error that tells me that i can't open the program because there some error in my syntax but I really don't know where is the problem it self. #include <iostream> #include <iomanip> #include <cmath> #include <fstream> using namespace std; void voircatalogue(fstream&); void ajoutitem(fstream&); void ajoutclients(fstream&); …

[code] void firstClass(int f); void businessClass(int b); void coachClass(char typeTicket); int main() { char type; cout<<"Please enter your which class you want to fly. (f=firstClass, b=businessClass, c=coach)"; cin>>type; cout<<endl; //bad data check while (type != 'f' && type != 'F' && type != 'b' && type != 'B'&& type != …

First off I'd like to say I'm a beginner in C++ (VB was my stronger point I think), so be gentle about how gigantic my code is. I've been working on a project for a class for a couple days now, it's not due for a couple days, but for …

i am trying to teach myself python using this book called, core python programing by wesley chung. one of the exersises in this book says make a text based menu application that uses more than one of the programs you made already.When i made the application one of my code …

[code=java] import java.awt.Color; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.SwingUtilities; public class Testing extends JFrame { public static void main(String[] args){ SwingUtilities.invokeLater(new Runnable() { public void run(){ new Testing(); } }); } private Testing(){ super("tester"); launch(); } private void launch(){ setBounds(200, 200, 300, 300); setDefaultCloseOperation(EXIT_ON_CLOSE); JPanel topPanel = new …

How is it possible to delete all Rows from it´s contents in a dataGridView1 ? For example I have 10 Rows and 15 Columns with Information. Thanks...

How is it possible to programatically select Row 2 in a dataGridView. I know how to do it for a checkListBox like below but can´t find a member simular to this in the dataGridView. [code] checkListBox1->SelectedIndex = 2; [/code]

I am working with the tutorial at: [url]http://www.netbeans.org/kb/articles/mysql.html[/url] Is there someone able to assist me in learning how to add a search functionality to the above tutorial? right now I am deciding if I need to transform th code (below) to the @Action,actionPerformed(),and class extending (@Action) Task. [code] public void …

I want to read files and folder names from directories. I have used the following code. But the problem is that in the output the file name gets truncated.[I](See the output below)[/I] [code=C++] #include <dirent.h> #include <stdio.h> #include<conio.h> void main(void) { clrscr(); DIR *d; struct dirent *dir; d = opendir("."); …

Hi guys, I am currently working on a practical for a first year computing subject. I am determined to work it out because I think it will really unlock pointers and dynamic memory allocation for me. Essentially, the task requires that I produce a program which, when prompted, will store …

I am working with the tutorial at: http://www.netbeans.org/kb/articles/mysql.html can any one help me figure out why I can not set a query with this method? entityManager = java.beans.Beans.isDesignTime() ? null : javax.persistence.Persistence.createEntityManagerFactory ("splashbookdbPU").createEntityManager(); org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance (splashtemplateda.SplashTemplateDAApp.class).getContext().getResourceMap (SplashTemplateDAView.class); query = java.beans.Beans.isDesignTime() ? null : entityManager.createQuery (resourceMap.getString("query.query")); // NOI18N list …

Hey, I was just wondering what was the simplest way to "real" world type, like open wordpad and you could watch it actually typing, thanks in advance. (Hopefully the answer is not writing to file etc)

Hi, I'm quite new to C++ so all help is appreciated. I have a program that makes a string of at least three characters. I want to be able to compare the string to a list of words (i.e. dictionary) in a separate file, and then output the string if …

I wonder how it is possible to create a "Folder". I know how to create files like this. How could this be possible with ofstream. I am not sure if I find any members to ofstream that could be associated with "Folders" ? [code] ofstream OutFile1; OutFile1.open("C:\\File1.txt"); OutFile1; [/code]