Software Development Forum

I am attempting to use VB2008 Express to Display, Edit, and Append an Access database. I can display information fine, but for some reason updating the database is posing an issue. The code below runs fine and doesn't throw any exceptions. However the Access database itself does not update. When …

I'M reading the book "Python Programing second edition for the absolute beginner". While explaining the object paramater whithin a class, this how it reads. Base your class on [I]object[/I] , a fundamental, built-in type. Can someone please tell me what that means? Thanks.

Hey all, I am currently working on building a small text-based RPG to practice C++. I am working on a function to load a saved game from information saved in a text file. Below is the code for the function: [code=cplusplus]void getSavedGame(playableCharacter& player1) { int stamina, health, mana, level, strength, …

hi, i drew a line which fit in the output form when it is in minimized state. but when the it is maximized line remain the same height but the window expand. i want that the line and window expand and shrink in same ratio. i hope i made u …

Does anyone know where I can find a goo pdf python reference for the following? pre built constructors, functions/methods for the follwoing tuples, lists, dicts...etc I hate reading a book with nothing but quick explanation, I want to see them for myself. And I already know how to find them …

I'm having trouble understanding why I can't seem to access a dict object of a class once the class instance is referenced through a dict of instances. If that makes sense at all ;) I have a simple class containing only a dict called index. [CODE]class Node: def __init__(self): self.index …

I am writing a function that has two parameters F & L and the function returns the sum of the squares of all the intergers between F & L e.g if i call def sum(3,5) should output 50 (9 + 16 + 25) def sum(first,last): sqaure = i for i …

i have a problem in which i have to remove char from strings by sending one string and char ata time to a function. in the below code it works fine for first string but for each successive string initial characters are not passed ..like for second call first chatcter …

How do i stop the following thread? [CODE] from threading import Thread from scapy.all import sniff class SnifferThread(Thread): def __init__ (self,filter): Thread.__init__(self) self.filter = filter def run(self): sniff(filter=self.filter, prn=self.pkt_callback, store=0) def pkt_callback(self,pkt): print pkt.sprintf('%TCP.payload%') if __name__ == '__main__': sniffer = SnifferThread("tcp port 80") sniffer.start() #here i will make a GUI …

hi, Please could you help me with displaying the png image file I am saving. I want it to display just after it is saved so within the same function onPLOT [CODE]import wx import cx_Oracle import datetime import wx.grid import csv import numpy as np import matplotlib.pyplot as plt import …

hey, everyone. I am still learning templtes and I have 2 questions: 1-Why is it that all the examples of templates I have seen are about arrays?Is that all templates are used for? 2-after pondering about the above question, I decided to try something else witha template..a generic unction. However …

i have place Masked # # # # # # # # # . and i have put MS Sans Sarif Font But it is not going in the Boxes Properly Kindly let me know the Idea.Kindly find the attachment also.and kindly let me know any way.So that Amount as …

hi i have a plotted a graph in zedgraph and i had a problem that the line was stopped in the middle and not completely drawn. I have thought that i have not completed the zed graph point pair list. But when i checked it programatically it was completed and …

[CODE]L = [ 0 , 2, 1 , -1 , -1 , -1, -1 ] for i in L: if i <= 0: L.pop ( i ) print L [/CODE] What I was expecting was that L = [ 0, 2, 1 ] but the result was [ 2 , …

can anyone help me with the code. am trying to import the content of an excel sheet to my access database using common dialog in vb6. i tried this code below but is not working ........ [CODE] Private Sub sLoadExcel() If CommonDialog1.FileName = "" Then Exit Sub Dim exc As …

Okay, well, I got my Address Book project done on time :) My current project is to turn it into a class. I have been working on this for a while and I keep getting set back to square one. My biggest problem is with writing some sort of user …

I'm a first time Java programmer and I'm having trouble compiling/running code. I installed jdk and I'm using windows XP MCE. I can get javac.exe to create a .class file but when I try running it with java.exe I get an error Please help. Thanks! [URL="http://img121.imageshack.us/img121/6788/javanowork.jpg"]http://img121.imageshack.us/img121/6788/javanowork.jpg[/URL]

//The below mentioned code is not working on my C compiler.The //errors im getting is :(1)Extra parameter in call to_ inport b_. //(2)Too few parameters in call to "outport".(line 25) //(3)Not an allowed type(line 25) [code=c] #include<stdio.h> #include<conio.h> #include<dos.h> void main() { char data; int choice; clrscr(); printf("Enter the choice …

I'm using Visual Studio 2008 express and I'm simply trying to put my source in different files. I have my Definitions in my .h file, my definitions in my cpp file, and my main.cpp file. I thought this was the correct way of doing things but the linker still has …

Hello All! I have been working on a network design problem and am having a problem in the following part- What I am trying to do here -- { for every set of edges (a,b), { for all arcs (l,m) assign length of -- arc [l,m] = edge [a,b][l,m] shortest_path …

Heres the homework problem: Write a program that displays the status of an order. The program should have a function that asks for the following data: 1. The number of spools ordered 2. The number of spools in stock 3. If there are special shipping and handling charges (Shipping and …

hello, me again. When ever I try to add pictures it WONT LET ME ADD THEM. i download them, type all the code, and no image shows up at all. Can someone tell me how to correctly do it. do i have to define the code that imports pictures?

Hi and I have been working on a simple problem but can't seem to find any solution and have tried browsing the net. My question is how do I append to an array. Below is the code I tried but still doesn't work. [CODE]String[] names={""}; if (charcheck1==true) { String[] chartmp={"A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"}; …

Hello, I'm refactoring a C++ program into a Java program (yes, it's homework). I have a problem where I add objects to an ArrayList of type Student, but when I try to access the objects, every valid index returns what should be only in the last element. For the sake …

How do I center my text in python? I have a title and a description, and wan't to center it all in my output.

I am learning how to program through the windows.h library and was following a tutorial. After I copied the code to just create a window I got a lot of errors here is the code [code=c] #include <windows.h> #define WNDCLASSNAME "wndclass" //the needed global variables using namespace std; HWND handleWin; …

Hi! I have a VB6 project and I used ms access as my database(Database.mdb), I packed my project including the database, I already install it on my PC, but when I use or run my newly installed VB6 project and type the username and password I got this error: Run-time …

I have to make a recursive function that is passed a location in a previously allocated 2D array, and changes the "color" (indicated by a letter) from the "oldColor" to the "newColor." The function then changes any adjacent elements containing the "oldColor" to the "newColor." (If you are confused by …

I wanted to try something seemingly easy, but I can't wrap my head around this. I want to open a .txt file, remove all dots from the text, and write the altered .txt as a new file. [CODE]#!python def process_file(): infile = open("dots.txt", "r") outfile = open("no_dots.txt", "w") for x …

I have a main form which is going to use much input data typed in by the user. So I thought to make a separate form to handle the input. The closest to a solution was this thread [url]http://www.daniweb.com/forums/thread231368.html[/url] But I don't want the second form to be disposed off, …

So for my latest assignment, I have been asked to convert our LinkedList and ListNode classes to template classes. I understand the general idea of templates, but all of the examples deal with more concrete examples. I'm having trouble extending it to my multi-file project with intermingled data types and …

Hi guys, I have a normal .exe file written in visual basic 6. It's just many forms linked through a database. I want to put it online, so the users can use it online and my application only need to be installed in one central computer. How can I put …

I recently wrote a thread about help with classes. I got a lot of good responses but I am still struggling with more complicated stuff. I have an old project that I wrote a few weeks into learning python. I am now suppose to turn this project into a class. …

ok guys what im trying here is to fill array with a big integer number(which is string) by using class-objects first i made two references n1\n2 to the objects entry and arr -constructor to assign entry to null i used a property ( as wanted in the question ) to …

I have this code now for inserting new ID into database: [U]IDs are all primary key.[/U] [CODE] MaxID = 0; string GetMaxID = "SELECT MAX(IDPerson) AS IDPerson FROM Persons"; SqlCommand cmd = new SqlCommand(GetMaxID, sqlConn); sqlConn.Open(); SqlDataReader reader = cmd.ExecuteReader(); if (reader.Read()) { MaxID = reader.GetInt32(0); } MaxID++; reader.Close(); sqlConn.Close();[/CODE] …

Well, I've written a simple program that gives you info about your computer. The program runs perfectly fine, but the console window pops up and really does nothing. So I would like to hide the console window and only show the gui frame. Pointers on how to do this?

Hello, who can tell me how to format a string in Delphi? I must format 09-120-123456 into: 091200123456 it is, remove the dashes and insert additional 0 in the middle to make a 13 character long string. I searched Internet, but I can't find anything understandable... like: [Format(<qReportIzpis."acDoc">,the result???)] this …

This is a sample code I looked up. I am a rookie and I do not really understand it. [CODE]n = int(input('Enter an interger >= 0:')) fact = 1 for i in range(2,n+1): fact = fact*i print(str(n)+' factorial is '+ str(fact)) [/CODE] My biggest problems are: 1) for i in …

Hi all. I am very new at python and so i am having trouble with the simplest things, and i dont understand why this: newfile = raw_input('what do you want to name your new file?') text_file = open (newfile, "w") isn't working. Can somebody explain it? Thankyou

[CODE]import Tkinter class converter(Tkinter.Tk): def __init__(self,parent): Tkinter.Tk.__init__(self,parent) self.parent = parent self.initialize() def initialize(self): self.grid() self.labelVariable = Tkinter.IntVar() welcome = Tkinter.Label(self, textvariable=self.labelVariable, anchor="w", fg="black", bg="lightgrey") welcome.grid(column=0, row=0, columnspan=3, sticky='EW') self.labelVariable.set(u"Hello there. Welcome to MAKK's currency converter.") self.entryVariable = Tkinter.StringVar() self.entry = Tkinter.Entry(self,textvariable=self.entryVariable) self.entry.grid(column=0, row=1, sticky='EW') self.entry.bind("<Return>", self.OnPressEnter) self.entryVariable.set(u"Enter currency here.") money …

hi I am working on HQL queries and writing an application in Java it is just in development phase so I am using a dummy database. But I am having troubles with displaying result using HQL queries. /** * Displays a report listing all companies that have no departments. */ …

I need to iterate through a TreeMap. I won't be able to use another collection instead of a TreeMap, I am merely changing some code in someone else's program. Is it at all possible to do this? I'm thinking: [CODE]while (Treemap.hasNext())[/CODE] or something similar. Is this possible in Java?

How could I call function by clicking in the graphics window. I currently have a draw eyes function but i want to be able to call it by clicking on the graphics window and call 30 eyes in the same colour sequence of blue, green and brown? so i could …

Hi y´all. I´m more than a little green at this and have been trying to get an understandig of Python. I came across WXPython and decided to try the first program in the tutorial by Fuze I´ve downloaded and installed python 2.6.3 and Wxpython 2.8.10.1. I´ve also got Python 3.1 …

These three things are holding me back. 1. The new style class object parameter - [CODE]class MyClass(object)[/CODE] [INDENT]Note that I'M also also not familir with the old style[/INDENT] 2. The [CODE]_init_([/CODE] - constructor, or any constructs for that matter. 3. The [CODE](self)[/CODE] parameter. How is it different from the normal …

Hi everybody, I'm trying to write a function that takes in 2 values, a min and a max, that prompts the user to enter a value within that range, and uses 0 as a sentinel to quit the loop. My issue is, I also want the loop to continue prompting …

I am trying to read from a text file which of size 1 MB, and contains 5000 lines of data. Following is the code of class which I am using to read from the file [CODE] public class PlayFile extends Timer implements ActionListener{ File filename; BufferedReader out; //float frameid,prev_frameid; public …

I have some code i've written and i need to splita string and assign the results to 2 variables type and value The first part of the string up to the : would the type and what is after the : would be the value When i output the variables …

I have a com component that logs error details. I wan't to delete the log files that were created one month back. Where this code has to be written ? I mean it should be run only once when the COM compponent is loaded for the first time.

Hi, I have usually have 2 monitors available but not always. I use one for displaying maps and the other for the data on a called form. How do 1 get Maps on 1 and Data to appear on the other without dragging the form onto the second monitor. Thanx …