Software Development Forum

Hello every one, I Request you to kindly provide me the description of Tree and its traversal meothds of using iterative. i tried for all recursive ones but this one i cant get. how to get back to the parents nodes when printing in inorder and post order methods. how …

plz tell me that how we can call one frame window from another frame window

When i run a java file through comand prompt it says.. "Unsupported class exception error"...Bad version number in .class file. (compilation is ok. this happens @ runtime) i checked the versions of jdk & jre . Both are same which is 1.6.0_01. When i compile and run the same code …

I basically new to C# and i need some help=) I have 3 combo box, 5 textbox and 3 buttons. One of the button[BTNAPPLY] is disabled and when we type in detail in textbox or change the selection in the combo boxx in runtime, it will be enabled. How do …

HI all, I would like to know about Network data mover used for Java APIs. Please do let me know where I can collect technical quality information about it? Thank you very much. Regards.

Hello! So, I created my own Arraylist class called myArrayList. I need to read a file that contains strings (which are just short phrases) into myArrayList. I created a class called Phrase that are to be the objects that will be stored into the Arraylist. I also have a class …

Hi, guys. Just installed new borland c++ 2010 - I think it's quite cool. One question though, where can I find comment and uncomment command? Thank you

Hi Alls, I really need help from u all regarding how to update database using checkbox in datagridview.... i got 4 columns from my access database that is:- Columns1 = Id Coulmn2 = Name Columns3 = Status Columns4 checkbox = I need to update any data in column that have …

Hello DaniWeb, So I have a function: [CODE] time_t current_time = time( NULL ); while ( 1 ) if ( time( NULL ) == current_time + 3600 ) // execute body every hour { // stuff current_time = time( NULL ); } [/CODE] This is the only way I could …

Dears, I would like to create a list of QWidgets (lets say QDial). No problem till here. self.motorDial = [] self.velocityEdit = [] for iMotor in xrange(3): self.motorDial.append(QtGui.QDial()) self.velocityEdit.append(QtGui.QLineEdit()) The problem is to connect each of these Widgets to a function, passing to the function the index of the QDial …

Can you see why the code from simulation.cpp marked with: // clipped output start and // clipped output end produces the clipped output below.(The "..." is where I deleted repeating output to make it more readable) Letter key can be found below after output. Initializing neural network... SOMa memory usage: …

Hello, I'm currently in High School and looking for a career in programming, and my dilemma is this: Game programming or Software Engineering? I have heard the horror stories of terrible hours and bad job security in game programming. But I haven't heard much about software engineering. Please enlighten me. …

Hi all, I just had a simple regular expression question. Why does this only match the first character in the string? it should find the 'a' no matter where it is in the string, right? [code=python]C:\Python26>python.exe Python 2.6.2 (r262:71605, Apr 14 2009, 22:46:50) [MSC v.1500 64 bit (AMD64)] on win32 …

[CODE]#include<iostream> using namespace std; struct Base{ virtual void print(){cout << "Base"<< endl;} }; struct Derrived : Base{ void print(){cout << "Derrived"<< endl;} }; template< Base* arr,int size = 10> class Template{ public: void print(){arr->print();} };[/CODE] [CODE]#include "template.h" int main(){ Base *b = new Base(); Derrived *d = new Derrived(); Template<b> …

I'm working on a project. It involves networked code, so I wanted to send it to a friend to test it with. I sent him only the .exe in my Debug folder, and it had an error on opening. It said something similar to "can not open because side-by-side config …

is there a short hand way of passing just a row in a 2d array into a function that accepts only 1d arrays. for example something like this even though I know that this doesn't work. I don't want to have to use loops to copy a row from the …

Hey, I've been trying to install pycURL on my Python install on this Mac for the past 3-4 days now and I can't seem to get it to work. I have easy_install setuptools installed and I've been using the command: easy_install -U pycurl and it finds the package just fine, …

I was reading 'Starting Python' trying out in the shell some of the examples. However, I get an error with this [URL="http://www.daniweb.com/forums/post116650.html#post116650"]one[/URL]. What am I doing wrong? [code=python] >>> def sum_average(*args): size = len(args) sum1 = sum(args) average = sum1/float(size) # return a tuple of three arguments # args is …

Can someone please tell me what I am doing wrong. I know this is easy, but I haven't managed to make it work properly. [code=python] overwrite = None while overwrite != 'Y'.lower() or overwrite != 'N'.lower(): overwrite = raw_input("Do you want to overwrite (Y/N)? ") [/code] It doesn't exit the …

Hi. Im making a program which uses an array from the main function and passes it to a function which displays a table. However i am having a problem with calling the function in the main. When i compile my program it shows error LNK2001 (unresolved external symbol). Thanks for …

Hi there, I'm creating a program and I need to block out the keyboard completely. Including every button and key combo. Is there a way to do this? I already scoured the internet... any help would be greatly appreciated!

Hi again I thought I had this sorted until I realised the date I needed to convert was 91202 (YmmDD). Also, when specifying the format, I have no idea the relevance of the lower-case/capitalisation of the letters (YmD etc?) Any help appreciated. [code] private static string ConvertDT(string date, string informat, …

I am just starting out in C, i am doing this from what i remembered from the class i take and i just cant find whats wrong with this[CODE]#include <stdio.h> int main() { char lol[30] = ("hello everybody"); printf("%c", lol); return 0; }[/CODE] when i compile, i just keep getting …

I was wondering how if possible to get information from the internet and display it. Thanks, Mr. Man

I heard somewhere that i can draw a datatable onto a local form, with the connection open.... How do i do this..??

this is my code.. In my code i have succesful get table column name. But i want the first table column name showing not all. Thanks' [code] rs.Open(strSQL, adcLEDGER, ADODB.CursorTypeEnum.adOpenKeyset, ADODB.LockTypeEnum.adLockPessimistic) Flds = adrCURR.Fields TotalCount = Flds.Count For Each fld In Flds MsgBox(fld.Name) Next [/code]

hi :) This program requires me to read user input from the commandline (a int and a string) and use recursion to print out the the first letter of the string x times based on the int user input: I have this so far, but it seems print out just …

Hey guys. This looks like the right place to ask this question. I just started Python, and I'm still getting familiar with syntaxes and such. Right now, I'm trying to make a program that will make an Isoceles triangle with Turtle module and math module I really don't know what …

I was googling for a way to reverse a string and I found this. [code=python] >>> 'asd'[::-1] >>> 'dsa' [/code] It works, but there was no explanation where I got if from. Can someone please be kind enough to explain it. Thanks.

i started learning java yesterday and its my first programming language to learn. ive covered most of the basics and such but im stuck at one thing i have a program written that asks for a password i want it to compare the user input to the actual password using …

Dear All, I have been stuck and confused while bringing changes in this program which i got from [url]http://www.dreamincode.net/code/snippet76.htm[/url] This program uses a simple 0xFACA character and adds and subtracts for doing encryption and decryption. Now what i want to use is asymmetric encryption technique or we can say part …

Im trying to extract an icon from a resource file (.dll) and i need to use the function ExtractIcon() What namespace/class is it in? or is there another way to extract an icon from a dll file?

I know you can make a Web Browser without using the default one .NET comes with, but how would I go about doing this? Any tutorials or tips for this project? Thank you!

Hi, How can I define template formal parameter as T*? I read in some textbook that if I define template with formal parameter T* then actual parameter can be of the type T1*,provided that T1 is derived from T Thank you in advance

Hi, I was trying to use Checkbutton widget from Tkinter and I searched here in the forum for example code how to apply it, and I couldnt find any. So I have to test it myself using some documentation of Tkinter. Since I couldnt find any relevant code in this …

Hello, I am new to the forum and to Java have no programming experience. try to write a program that enters a year and month as integers and displays the number of days in the month. here is what I have written any help would be much appericated. import java.util.Scanner; …

Hi guys.. I don't know how to do this, the result would be like this, you input then the repeated numbers would appear once only.. like this Screenshot

When I enter a string that it not in the list, I get this error in my enum CrimeType class: IllegalArgumentException, no enum const class CrimeType.a(in java.lang.Enum [code] public void enterCrime() { Crimes crimes = new Crimes(); System.out.print("\t\tEnter crime: "); crimeName = In.nextLine(); if("murder".equals(crimeName) || "arson".equals(crimeName) || "assault".equals(crimeName)) { crimes.daysToStay(3); …

Hi I need a pointer in the right direction. I receive a string of data from hardware in the following format " 01 1 2 1 0340 10 33 56 08 09 20 09 0002  0010 0000 0303 0303 0600 0000 0600 0000  0349  0302 0349 0301 …

Hey guys, I am still pretty new to C++ and am completely self-taught up to this point. I am currently learning about try, throw, and catch statements for exceptions and am trying to incorporate this into my programs. I know that normally when you allocate new dynamic memory, if the …

hi to everyone... i will make a program about parenthesis checking and my prof said that we will not be using a stack for this. will you kindly help me to this.. aside from stack can you help me on what to use.?.

Hi, I am facing problem with my coding but can't seems to find the problem with it. Can someone guide me? [code] //for loop for (line=1; line <=height; line++) { for(col=1; col <=line; col++) { if (line%2 !=0)// odd line { if (col%2 != 0)//odd line,odd col System.out.print(A); else //(col%2 …

Hi all I want to create a method that converts from one time or date format (as a string) to another by specifying the inputformat and the outputformat. I can do the output as below but I'm struggling on how to specify what the input format is. Can anyone help? …

i have problem trying to extracting the string from the text file. i knows how to read from the file but unable to extract the string which i want. i wanted to extract only the id out, how can i do it? my text file format is below: [CODE]user:password,id,office[/CODE]

After a brief and rocky relation, I have had jilted Borland 5.02 and found new love for CODE::BLOCK only to discover a while ago that Borland could compile a code snippet which CODE::BLOCK couldn't. In the working program produced below, CODE::BLOCK gave out an error message and failed to compile …

hi all i need is the comments for this piece of code here it is: [code=vb.net] Private Sub populate() con = New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & _ System.Environment.CurrentDirectory.ToString() & "\DataBase.mdb") ' con.Open() dAdapt = New Data.OleDb.OleDbDataAdapter("select * from Watches", con) dSet = New DataSet dAdapt.Fill(dSet) dBind.DataSource = dSet dBind.DataMember = dSet.Tables(0).ToString() …

Hi! I've started to write my kernel in assembly but I think its far too complicated! Instead I would like to try to write it in C/C++. I'm new to these languages but i've written alot in VB and C# so I don't think it's going to be too hard …

I have some App using Visual studio 2008 and C#. some small App that im working on during my college study. (still student) I need to show in datagridview all the results (the App deals with cars rent) for Available cars between 2 dates. In the DB i have table …

Hi all, I need a big favor to carry out a task. I want to get information in a exel sheet to a datagrid in VB.Net. For example lets say Excel sheet contains following information. ID,Name,Telephone I want to get these data into the datagrid. Can anyone suggest me a …

Well I'm new to wxpython and in trying to learn I started making a small Phone Book program but now I'm stuck need some help on a few things. First thing is when I click on my New Contact in my menu I want a new frame to appear with …