Software Development Forum

Hi, When using Microsoft Visual Studio, building in release the code just hangs and fails to execute but with Debug it builds and runs to the end. And I don't see why there should be a difference. I did a shutdown then clean and a rebuild of solution but the …

I'm using [code=php] for (int i = 0; i<mdim_; i++) { for (int j = 0; j<ndim_; j++) { data_[j * ndim_ + i]; } } [/code] to change the matrix 1 3 2 4 stored in data, into row order. If I print data_[j * ndim_ + i]; to …

[code] void encrypt::transform() { int length = 0; char *buffer; char ch = ' '; int i = 0; fileEncrypt.open("filter.txt", ios::in | ios::beg); fileEncrypt.seekg(0, ios::end); length = fileEncrypt.tellg(); fileEncrypt.seekg(0, ios::beg); buffer = new char [length]; fileEncrypt >> ch; while(!fileEncrypt.eof()) { buffer[i] = ch; i++; fileEncrypt >> ch; } for(int j …

I have a 2x2 matrix A stored in data_ 1 3 2 4 (column major order) and a 2x2 matrix B stored in b.data_ 5 7 6 8 and I'm using the function below to append (stick underneath) B to A. so my result should be 1 3 5 7 …

I'm trying to find a formula for copy[3] = b.data[0] copy[4] = b.data[1] copy[5] = b.data[2] copy[9] = b.data[3] copy[10] = b.data[4] copy[11] = b.data[5] letting the right hand side be b.data[i], I can see this is like copy[3] = b.data[0] multiply by 2, add 3 copy[4] = b.data[1] multiply …

I have created a script to encrypt and decrypt a text message based on the bifid cipher([url=http://en.wikipedia.org/wiki/Bifid_cipher]wiki about bifid[/url]) everything works fine [B]IF[/B] the text message does only contain letters. How can I integrate the ability off spaces etc... the best way? by adding them to my alphabet might solve …

i cant get this to loop and i cant get it to error trap cout << " Please choose an odd number 3-9 to calculate width and height of your choosing\n"; cin >> number; [CODE]do { if((number!=3) || (number!=5) || (number!=7) || (number!=9)) { cout << "invalid choice " <<endl …

Hey, I have a problem. I want that when the user presses the ESC Key, my program will send him a message if he sure he wants to exit the program. [b]Basicaly what I need help with is how to do the "IF Esc is pressed"[/b] Thanks

1.Password authentication Write a C++ program that has asks the user to enter a string-input. If the string matches the password stored in the program, then print a suitable welcome message, otherwise allow the user to re-enter the correct password. The user has at most 3 chances to enter the …

[CODE] private void button1_Click(object sender, EventArgs e) { aTimer = new System.Timers.Timer(3000); aTimer.Elapsed += new ElapsedEventHandler(button2_Click); aTimer.Enabled = true; for (int i = 0; i < 16; i++) { mciSendString("open new Type waveaudio Alias record_sound", "", 0, 0); mciSendString("record record_sound", "", 0, 0); } } private void button2_Click(object sender, EventArgs …

I've read other posts in this form, but still do not know why I get this error: [CODE] File "/home/amr/bin/mysql_lib.py", line 196, in createNewCsRowSQL db_date + ");" TypeError: cannot concatenate 'str' and 'long' objects [/CODE] from this code [CODE] sql_cmd = \ "INSERT INTO customer_synch " + \ "VALUES ( …

Hi, my first programming query: well three queries. All I hope are trivial :) I thought I would have a go at trying to retrieve a value from an existing excel sheet. To do this I have used Project...Add reference to add - Microsoft Excel 12.0 Object library - Microsoft …

Hi Everyone, This is my first post on this forum. I am pretty new to programming so any help is greatly valued here. Was hoping someone could steer me in the right direction with this Dice-Poker style program I am trying to write in C#. So far I am able …

I have: [CODE]void hughint::operator *=(hughint y) { int i,t1,t2,prod,remainder; int carry=0; for(i=num.length()-1;i>=0;i--) { t1=(int)get(i)-(int)('0'); cout<<"t1: "<<t1<<endl; t2=(int)y.get(i)-(int)('0'); cout<<"t2: "<<t2<<endl; if(carry>0) { prod=(t1*t2)+carry; remainder%=10; carry=remainder/10; } } }[/CODE] I'm using 123*100 and the answer I keep getting is 123. Help please.

Hi guys. Good day.! I just want to ask on how to retrieve a query result when i filter a field on one table that has a value base on relationship of other table. example: table1(genderid(autonumber),gender(text) table2(membername(text),gender(text) The value of table2 gender is based on table 1 via relationship created …

i need some help on where to start... i have to get an xml file and n xsl file(already created) merge the to... so that the stye sheet is applied.... sofar all i can do is, is select the 2 files... where to go after that im not sure... any …

Hi; I have a number of text strings in an access db file. I want to compare those text strings with the user input. I need to make sure that atleast 60% of the text input matches with the correct string to declare it a correct answer. e.g. for a …

Okay i have created a wxPython application and converted it into an windows executable programme using py2exe. The app works perfectly but every time i run the exe the console window appears with the gui. Is there anyway to get rid of the console because the app has to run …

i think im missing something could use a pointer heres the problem A palindrome is a string that reads the same backward as forward. For example, the words mom, dad, madam and radar are all palindromes. Write a class Pstring that is derived from the STL string class. The Pstring …

I don't know what's causing this, but every time I have a do..while loop and the statements inside is quite long, I get an error "Loop without Do". Here is an example of my code.. PS: I know this code segment isn't efficient but this is how i code, do …

I have created a encryptor/decryptor that allows you to encrypt/decrypt text in a textbox, or a file. The basis of the system is to allow a user to thoroughly protect data within their system. Is there anyone that would be willing to test the program?

I'm trying to create a csv file from a list of dictionary items where each dictionary in the list has the same keys. I want the csv file to have the keys in the first column and the remaining columns will have the values for each dictionary in the list …

I have been learning c++ and Allegro (graphics libary) for about a year, and have been trying to get this code to work (in particular, passing the array of classes), and when compiling i get the following errors C:\Documents and Settings\User\Desktop\npc.h In member function `void cNPC::NPCmove(cNPC*)': 96 C:\Documents and Settings\npc.h …

Hey Everyone, I am trying to compile and run a program for my C++ class, and I am getting a Segmentation Fault as a runtime error. I looked at my code and my datafile to make sure that there was not an issue but I can not seem to find …

I seem to be inventing my own syntax here. The idea seemed simple enough: use the keyword 'new' to allocate space for a new integer array, and populate it with a few integers. Where have I gone wrong? [CODE] #include <iostream> using namespace std; const int SIZE = 5; int …

Hello, I would like to reshape and then transpose data that I import from a file. I downloaded the 'numarray' to access the shape and transpose functions since I am using python version 2.5. This is the pdf I'm using: [url]http://stsdas.stsci.edu/numarray/numarray-1.5.pdf[/url] The data is one long column (length=455), I will …

If I uncomment the 'int x;' above main, and comment out the int x = 0 inside of main, it works, but I don't want to use global variables. What I can't understand is why x is out of scope. The text I'm using says “vars having local or block …

I tried using a lib (svgacc) in Borland C++ both from source directory(i.e. bin) and lib and include directories(ofcourse after previously copying the in those dirs D:). The error is : Linker error: undefined symbol _videomodeget in module main.cpp . I tried building in a project of modules as well …

I am trying to write a code that calculates the end time of an event (in military time) based on 6 values the user enters: the starting hours, minutes, and seconds, and the duration hours, minutes and seconds. The user can't enter values greater than 24, 60, and 60 for …

Ok, so I'm having a bit of trouble with understanding how swing interfaces work. Here's the problem. Write a Swing program that declares an empty array of grades with a maxium of 10. Implement a JOptionPane input box within a while loop to allow the user to enter grades using …

hello I would like to create a subroutine, so that I don't have to repeat the code. I have different labels on a form in which when the user clicks on them it hides the second form and show the third form for now I have this code for every …

I am trying to change the default value in a print function so that n > len, however, when I do so, the output has garbage at the end of it. How do I properly get rid of the extra characters? [CODE]#include <iostream> #include <assert.h> #include <cstring> using std::cout; using …

so I am trying do this problem involving linked lists where i need to basically make 2 linked lists each representing a polynomial. I got all that down... now I need to make a function to add the two polynomials and this is where i got stuck. I have the …

Hi guys I'm trying to learn animation/graphics(they're synonymus to me) what would really help me is a working model of a line turning on an intersection. I've searched around and all i can find is clocks and stuff but all i want is the basic code to cause a line …

Hello, I am trying to create a doubly linked list that will print the entered input in the original order and then print it in the reverse order. Earlier I was able to get it to print the list twice, but the second time was not in the reverse order. …

hi i have written a script whose output is getting mailed to me using crontab what i want it to do is mail it to someone else. this is what iam doing. 37 01 24 1 * /usr/local/bin/perl /tpf106/data2/cis_web/cis3/cis3.11/work/rishi/s-branch/perl1/perl/compare.pl | mail -s "file compare output " [email]rishi83@yahoo.in[/email](not real) but [email]rishi83@yahoo.in[/email] …

quick question how will i go about setting setting up characters to draw a shape such as a triangle. but the user must pick an odd # that equals to the shape . the one i have is simple but idk how to input the number the user choosen to …

I'm trying to use matrix multiplication to multiply b onto a. Using the method I've written below, changes the values of matrix A which I've then realised messes up later calculations. Would the best way to get around this be to make two copies of the matrices A and B …

Figured problem out. Please delete post. -- original text -- hey all I'm a novice C++ programmer and I'm stumped on a console app I'm trying to build [CODE]#include <windows.h> #include <stdlib.h> #include <tchar.h> #include <iomanip> #include <stdio.h> #include <time.h> #include <Winuser.h> #include <atlbase.h> #include <iostream> #include <conio.h> #include <direct.h> …

[CODE] def create_widgets(self): B_PAD = 4 PAD_X = 3; PAD_Y = 2 NUM_PAD = 7 '''Create Boolean variables for all the buttons.''' def create_button_vars(): self.backspace = BooleanVar() self.CE = BooleanVar() self.C = BooleanVar() self.MC = BooleanVar() self.MR = BooleanVar() self.Mminus = BooleanVar() self.num = [] for i in range (10): …

Hi all, I need some help finishing this program, I know it's easy but I'm new in C++ and programming. [CODE]#include "stdafx.h" #include <iostream> using namespace std; int main() { const int arraysize = 10; int a[arraysize] = {11,22,33,44,55,66,77,88,99,100};[/CODE] This is the start of my program ; a giving array …

hello everybody, im coding a game with opengl,pyggel,python,pygame etc and it runs smoothly without any problems =) [url]www.youtube.com/watch?v=JlDuje39S_8[/url] - My python 3d game projekt <--- sorry if outside links isnt allowed =( But the thing is that when im compiling it with py2exe using this as setup.py [CODE=python] from distutils.core …

Hi, I need to define some common variables in one file and use that file in my python script , Like in php we define some variable in (eg :definevble.config) file, later we will use that file using include method in php script. Plz let me know how to do …

Hi friends... I have a series of points which are actually the points that form a circle... Can anyone help me how to get the circle image when i load these points as input... A simple code example will be helpful... Thanks in advance....

Well first of all, hi, and thanks to all of you guys, cause this may be the first time I start a thread, but not the first time that one of you solve my problems. Anyway. I'm following an internet tutorial about API development, ( [url]http://www.winprog.org/tutorial/menus.html[/url] ) But rigth now …

Can any one tell me how to put a part of program into a header file or how to work with multiple files? According to my book, I need to put the template and class part into a separate file and include the header as "counter.h". I have done same …

hi everybody!!!!!!! can anyone tell me how do we test the data type of variables in java, like if a variable is a string, the system prints out that this variable is string or not. more especially how can we test this on primitive data type? waiting for your replies!!!

Hi guys good day. Ive create a pc time logger to detect the time-in, and to set timeout of the user. But i am having problem regarding on getting the time left value. Time out value will be the timein value plus 2 hours.Here is my code in Timer1. [code=vb] …

[b]Purpose of the program:[/b] This program is supposed to use a void function called removeLetters to remove both uppercase and lowercase letters from a given string. The function isn't allowed to use square brakets (ie no arrays) and the only (1) local variable allowed must be a pointer. [b]Problem:[/b] The …

I have to be able to read text from a file then manipulate it to find the average value of an integral over a given bounds [a,b] from an input file, then export it to another file. I do not know how to store the information to process it. Say …