Software Development Forum

Pardon my newbness, I only just found this site today and I have been having this problem for a bit. Background: I am using Python 2.5.2 that I recieved from a CD from my college. My OS is Windows XP, and my internet provider is Internet Explorer. Problem: When I …

Hello everyone I'm having a little difficulty, hopefully you guys can help or point me to the right direction. I'm trying to get a pointer from a class point to another pointer from another class. Naturally it doesn't work because the assignment operator doesn't allow us to do this so …

Hi, I have completed a C++ application.It is about 3.5 mb in size. I need to create a demo version of this application,The application should not work after 30 days of installing and using it.. Is there something any software that allows you to create demo versions or what steps …

Okay, here's the challenge, I know its probably pretty easy, but i'm just starting to learn and I have the challenge problem that I can't figure out, any help/guidance would be appreciated! This program will accept two numbers from the user and display the sum of the square roots of …

I am getting a segmentation fault when i run the follwing program. This program takes in a const char* and returns the integer format. I also need advice on converting a C++ Octal or Hexadecimal Notationed string to an integer. Here is the code [CODE=C++] #include <iostream> #include <cstring> int …

please help me.. am using turbo c 3.00 i'm gettin a compile time error : Lvalue required. ------------------------------------------------------------- [code] #include<stdio.h> #include<conio.h> #include<stdlib.h> int func(int x,int y) { int *ptr1=&x,*ptr2=&y; int **ptr_1,**ptr_2; *ptr_1=ptr1; *ptr_2=ptr2; printf("\nUsing function pointer : "); printf("\nx=%d\ny=%d",**ptr_1,**ptr_2); int sum=*ptr1+*ptr2; return sum; } main() { int *fnptr(int,int); // declare …

Hey all. First time user here :) Im making a Windows XP C++ console application with Code Blocks (GNU GCC Compiler). This program is written to control another program that is missing some features i need (read input from external source). Last thing im missing from my program is little …

I have programed before (QuickBASIC and Macromedia Flash MX) but I am new on Python I want to create a program in which you give it a keyword and it generates a cypher. Like this: (Built in alphabet) ABCDEFGHIJKLMNOPQRSTUVWXYZ (Asks for keyword) (Lets say the keyword is BLOCK) BLOCK (Adds …

I'm writing a simple number generator program and I'm trying to find an easier way to get a random number, store it then display it. The catch is I don't want duplicated numbers (each need to be different). here is what I have so far, it does work but I'll …

Hi, I am having a problem with the following function: [CODE]void calcEnergy( vector< vector<double> > &Energy, vector< vector<double> > &Data, const double Constant ) { double Time = 6; // store the change in time double energy ; // Temp variable to store energy double v1,v2; for ( size_t i …

would anyone be able to help me convert this c function to an assembler function? Any help would be greatly appreciated thanks. [CODE]void load(char x[][1000], int collum, int row, char ln) { int i =0; int j =0; for( i = 0; i < row; i++ ) { for( j …

guys i want to debug an application without using a break point. the problem is i dont know which function of the class is called first, so i dont know where to put the break point. i want the debugger to stop when any of its method is called. is …

Hello, I feel embarrassed to ask these types of questions but i can't get answers to them in my text book. So here you go: I have an assignment of copying the constructor writing clone() method and add() method. While i understand the idea of creating of clone and add …

Hey, I have a problem when I'm trying to delete an image file. I always get an error that says: IOExeption was unhandled. Acces denied because the file is beining used by another process. I do'nt know what process that could be and how to solve it. [CODE]private void comboBox3_SelectedIndexChanged(object …

Hi there, I have an array of strings defined in the following way; [code] string wordbank[]={"yes", "no", "hello", "goodbye"}; [/code] My problem is I would like to create a seperate array of characters for each element of that array. Something of the form; char *word_0[]={'y','e','s'} The things I have tried …

can any one help, need a program to search a particular word in a file (its a .dat file ) then count the number of it occurrences in the whole file, output the count on console. I have not worked with programs before..........

Hi, I am working on a assignment where I have results sheet which is in form of text file; I want text file content to be written in excel sheet; generally we manually copy and paste the results in excel sheet. Our existing excel sheet has 70(sub-sheets) e.g result of …

Hi all, I have wrote VBA code by export data into excel. But when i run it in some machine, an error occured. Error message is below: "Run-time error '-2147024770 (8007007e)': Automation error The specified module could not be found." Error occured in some compters only, not all. Any one …

Hi, I wish to know that the cause of the following error when i run the program : a) Is memory leak in the program B) The system on which i am running the program has insufficient memory. [ICODE] terminate called after throwing an instance of 'St9bad_alloc' what(): St9bad_alloc[/ICODE] Thanks

hi, Dear Friends i am developing LAN chatting software in java. i got a confusing problem, i.e when a user do chat while opening chat_Window, and at that same time if he open another chat window, then he types the message in old already opened window the messages shows in …

Hi all, I am new to image processing :rolleyes: . what i want to do is read the header section of an image of any type (jpg,bmp,gif ...etc) and show it on the screen. then save the header in a text file and the new image (without the header in …

can anyone please tell me a way to calculate any given factorial number using trees.

In the following program, implement the function a. int *biggest(int *a, int count); This finds the largest element in an array of integers. #include <stdio.h> #define SIZE 16 int* biggest(int *a, int count); int main(void) { int values[16] = { 47, 17, 38, 91, 33, 24, 99, 35, 42, 10, …

Before I explain what I mean in the title, I want to say that I 1) Have very little experience with python, so take anything I say with that in mind. I've only read about it, haven't really used it (although I have installed it), 2) I [B]want[/B] to learn …

I tried searching the forum, but I couldn't find any threads that really dealt with what I'm trying to do here. I have a struct set up with three fields (shown below). [code] struct StudentInfo { char id[10]; double mark; char grade; }; [/code] [I]Note that the id MUST be …

hi everyone , i am trying to access image files in java and then want to modify those bits present in the image . is there any standard package or utility which would help me to do that ...? i would be glad if you could enlighten me with other …

Can anyone suggest any resources that could help me learn Java GUI creation? I have been working on a lab assignment where we need to copy the Google Kitchen Sink example and my biggest problem has been layout issues, whether I code by hand or use the IDE although I …

[code=java] public static void setValues(PreparedStatement statement, Object... values) throws SQLException { for(int i = 0; i < values.length; i++) { if(values[i] instanceof Integer) { int value = (Integer) values[i]; statement.setInt(i, value); } else if(values[i] instanceof String) { String value = (String) values[i]; statement.setString(i, value); } } } public static ResultSet …

hi, i am useing the netbeans for the first time n i am trying to connect to a MS Access DB through the wizard but i am not able to. I entered for a DSNless connection: Name:JDBC-ODBC Bridge. Driver: sun.jdbc.odbc.JdbcOdbcDriver Database URL: jdbc:odbc: Driver={Microsoft Access Driver (.*mdb)};dbq=C:\Users\Vamsi\Documents\PIN.mdb; the issue its …

Hi, I have a question about UI design in NET. I am creating a scientific application with C# and VS2008. Currently I am using a tab control were till now I have 3 level tab depth (eg tab inside tab etc) which is not very convenient, nor user friendly. I …

Can you tell me how to resolve my problem. i can reserve the matrix A and B into file, but how to read , i can't remember...above, shows what i pretend to do.. # include <iostream> # include <fstream> using namespace std; int main() { int matriz[3][3]; int x,i,j;//variables for …

How to do image Zoom in Zoom out in J2ME.. Help with Source Code..

I would very much appreciate any advice on this. I am reading a single byte from the serial port and wanting to store up to a hundred of these. Essentially I need to check incoming data to see if the value of it has been sent previously. These are my …

Hello, I am working on the problem of creating an abstract class Shape also with Package shape and then creating a subclasses Circle, Square and etc. I belive, i don't have a complete understanding of an abstract. Anyways i keep getting an error: " Shape.Circle is not abstract and does …

[CODE]private void menuButtonActionPerformed(java.awt.event.ActionEvent evt) { panel1.setVisible(false); startMenu.setVisible(true); img = new ImageIcon("DeathRun.png"); Graphics g = startMenu.getGraphics(); img.paintIcon(null, g, 0, 0); } [/CODE] The code is very simple for this method but here is my problem. I have a menu that I want to display an image behind. When I hit the …

I have a java applet on my website and i need it to connect to my mysql database. When I was trying to figure out how to do this i saw several examples that used jdbc. I'm confused can I use this to connect to my mysql data base at …

Hi all, I have a java program which runs repeatedly by calling to main functions in a loop based on a condition ..But after running for some time(say 30 minutes),it shows the follwing error and it terminate the program execution.But as per my requirement i want to run this program …

i want to retrieve 2nd row of a column from datareader object... i want to show 1st row value of datareader..... if seattype_code == "00", 2nd row value if seattype_code == "01"...and so on..... what method shud i use for dr..as it is not working that i tried..? dr = …

[code]#include<iostream> #include<fstream> #include"d_nodel.h" using namespace std; void merge(dnode<double> *, dnode<double> *); //free function to merge the two lists int main() { dnode<double> *listA = new dnode<double>; dnode<double> *listB = new dnode<double>; double sz1, sz2; int val1; //first set of integers int val2; //second set of integers ifstream inFile; //declares the …

Ive used the search function just found one thing I needed more detailed help I need to a read file of float numbers no more than 100 numbers but can be less than 100 into an array I have made sample file contain 1 2 3 I have the following …

If I have a class that has a vector as a private member, a get function to access the vector, and I iterator over the vector, the iteration only works correctly if I make a new copy of the vector: [code] class MyClass { public: typedef vector<int> Vector; MyClass(); ~MyClass() …

Hi all, I am in need of some assistance with addresses & pointers as my dysfunctional professor is of no help. (I'll be as succinct as possible.) First, the program must call three subroutines from main to fill "n" array elements with a given value; for instance, one must set …

What I need to do is build a type of database. Firstly have a few questions, whether what I have done it right...and how to do something else. This is my algebraic type for the database (correct me if its wrong) data Film = Film String String Int String with …

Should I be able to use VB6 to read/write an Access 2002 db, where the executable is running on Win98 SE?? I've resolved the oleaut32.dll version issue and reference DAO 3.6 but still get "unrecognized database format" if I reference a 2002 db.

I have everything almost done, the only problem I have is that I can't seem to get the linked list to advance when the terms start out with different exponents and instead of just printing the results I will tie them into a third list. Can you see what I'm …

I'm working on a simple update function to add to an existing program. It does a stat check of the source file and then copies the new file if necessary. This is easily accomplished with .py files. I've realized that I need a separate update app to delete a currently …

Write a program to implement a survey that prompts respondents to enter an integral value within a specified range to indicate how they like a new product. Since the program must be adaptable to any arbitrary number of respondents and value ranges, define macro MAX_RESPONDENTS to represent the maximum number …

Hello, I'm trying to get the STL equal_range function to work on a data structure I've designed, but I may be trying to use the equal_range function in a non-standard way. Is there a way to get this to work? Basically, I have a vector of vectors of structures (elements) …

I have some code that adds records to a database but it is quite common for there to be a lot of duplicate records. I am trying to write some code that will remove the duplicate rows in the database table. I am using table adapters for this task, i …

OK, I'm obviously going bonkers here, but has something happened to the java code tags? Why doesn't this work in preview mode? [CODE=java] i++; [/CODE]