Software Development Forum

I made a database project. when I run it another pc and press the Add New button (in my project) it show this msg. Run time error - 91 Object variable or with block variable not set. I connect the backend database by data sources(ODBC)> system DSN. I write code …

okay guys, plz help, this is so wierd. I am not an expert in C, in fact, not an expert in anything. I defined a struct as the following: [code=c] typedef struct Fact { char predicate[MAX_TOKEN_SIZE]; struct Fact* valuePtr; struct Fact* next; }Fact; [/code] and i have some code like …

please can u tell me how to create a software that can be used to send a email?

i want to resize and Drag&drop control on the run of my c# application

I'm trying to compile an example nasm program I downloaded for windows. But I can't get it to compile. [CODE]C:\nasm-2.06rc1\nasmw -f win32 example.asm C:\lcc\bin\lcclnk -s -subsystem windows example.obj[/CODE] When I compile it with that, the first part of it goes fine, it's when I use lcclnk to link it I …

I now have teo classes the first one contains this [CODE]import java.awt.*; import javax.swing.*; class fm1 extends JPanel { public fm1() { this.setLayout(new GridLayout(3,0)); Dimension D1 = new Dimension (300, 300); JLabel fruit1 = new JLabel(); fruit1.setPreferredSize(D1); fruit1.setOpaque(true); this.add(fruit1); JLabel fruit2 = new JLabel(); fruit2.setPreferredSize(D1); fruit2.setOpaque(true); this.add(fruit2); JLabel fruit3 = …

This is my code its to calculate book club points earned. i cant see where the error is if any one can help me i would be very gratefull. thank you def main(): books = getBooks points = getPoints printPoints def getBooks(): books = input("enter the books purchased") return books …

Hi.. my query is.. i have combobox in that i have to load the particular column from db.. for that i used ... ...... da.fill(ds,"user") dt=ds.tables("user") for i= o to dt.rows.count -1 combobox1.items.add(dt.rows.count(i).item(0)) next my doubt is... i have lots of columns in my table(db)... if i load combobox one …

how can i declare this correctly: because i always get an error like, too long declaration. Type of food Name Address Average cost Thai ABC Makati 250 American DEF Pasay 350 Asian GHI Manila 150 Thai JKL Muntinlupa 300 Thai MNO Paranaque 350 American PQR Manila 200 Asian STU Makati …

Why we use main() function in c and c++? please reaply as soon as possible.

Hi I am Gaytri i would like to know:- why we use main() function in C. And what is advantages of main() function.

Can somebody tell me the file read and write syntax. I found the following code on the net. but didnt get that. fs2.Read(fs2Content, 0, (int)fs2.Length); fs1.Write(fs2Content, 0, (int)fs2.Length); what exactly first, second and third arguement will do in above statements. pls give me some details regarding this. Thanks

Hi All, I want to create a custom treeview control in which some nodes will have image and some will not. What should do for this, Need some Help.

Are there any equivalent classes in python for the for the following java classes import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpException; import org.apache.commons.httpclient.contrib.ssl.EasySSLProtocolSocketFactory; import org.apache.commons.httpclient.methods.GetMethod; import org.apache.commons.httpclient.protocol.Protocol; Thanks

I'm trying to read a single letter from the beinging of a string that is generated from user input. Though it sounds childishly easy, I think I may seriously have a heart attack from trying to solve this problem. Example code follows: [code=CPP] #include <iostream> #include <string> #include <sstream> #include …

hi guys..! i need some help on how can i print out the output of my program.. the problem is, it will only print out the first char of a characters and i don't know how to use the pointer using an multidimensional array. ex. input: jhonny output: j here's …

This may be a stupid question but.. I am trying to do something like this.... [code] if not something and not somethineElse and not someOtherThing and not thisThing: print "asdf" [/code] and i get an invalid syntax error. so how do you do that properly? google wasn't much help.

Hello everyone I am new to the forum I have a question. I created a method foo(ifstream &myfile) and works only if executed ones. In a loop or consequtively calls make the cerr call [code]int foo( ifstream &infile){ if (!infile) { cerr << "Unable to open file "; return -2; …

Hello I wanna ask is it possible to to us vb for building a program's GUI and c++ for its coding?

Dear All, How to Check registry Key existences in XP using Visualbasics 6.0, For example i want to check HKEY_LOCAL_MACHINE\SOFTWARE\Test1\Test2\Hardware\MachineID\100000 if this Key exist means i will run one bat file else i will run another batch. my aim is to Check Key Availablity. regards User

[CODE] class OrdArray { private double[] a; // ref to array a private int nElems; // number of data items //---------------------------------------------------------- public OrdArray(int max) // constructor { a = new double[max]; // create array nElems = 0; } //---------------------------------------------------------- public int size() { return nElems; } //---------------------------------------------------------- public int find(double …

Hey guys i was wondering if any of you could help here. I've looked around the forums and found a few topics on word_count, the problem is that they use codes that my class hasn't gone into yet so i cant use either. My problem is that we are supposed …

Hi All, I am working on a project and have come across a slight problem. I have a file i am reading in that consists of the following: John Smith 333222333 01/01/80 M z11119 cs111 2008 fall a cs222 2009 spring f The first line is the Students information, the …

hey guys i am new to java...well data structures, i have this assignment, where we have to basically accomplish radix sort. The first method is building a master linked lists. i have not even started can anyone help with me with that package sorting; import java.io.*; import structures.linear.Node; /** * …

Hi am trying to make a simple application that write and read from and to a text file the problem is that i want to be able to aerch in the text file for an specific line. the text file is a list of words with a meaning each word, …

This is homework and I am using a getfile that is just a 5 row 4 column list of numbers. I can get this program to compile and when I go to run it, I get my cout text output but without my numbers and the program crashes. I am …

Their are commercial/delphi solutions to reading GPS input from the USB port but these do maybe 10, 20 or a 100 things whereas I used to read input via the COM port and then do whatever after that. Is there a small (?) piece of delphi (7 or lower) code …

okay, i've been looking for a nice algorithm for this one for a long time, all i find are cpp, java and c# code. i've been trying to reverse the order of each word in its place, but i don't seem to be able to do so. i tried with …

I know this is a bit messed up (the code), but, I'm baffled why it isn't working. I know I'm not great at delphi, and I'd really like some help. [code] var Form1: TForm1; SteamString : String; CommunityString : String; ZeroOrOne : String; SteamId : String; CommunityStringMath : Longint; Calc …

[code] procedure TForm2.Button1Click(Sender: TObject); var s:string; i,count:integer; begin s:=edit1.Text; count:=0; for i:=1 to length(S) do if Pos('111111', Edit1.Text) <> 0 then label2.caption:='Yes: 111111!' else label2.caption:='No: 111111!'; end; [/code] someone will be upshot use "while" OR "repeat..until"

Hello, I'm relatively new to c++, so I would appreciate any help. This must be a very basic issue, but how is it that one can assign a stuct or class member to a pointer instead of that structs or class member's address (via &)? (from stroustrup) [code] struct name{ …

[code][code=java] public class LineSeg{ // these are the attributes of a LineSeg object private Point end1; private Point end2; private double length; // the constructor public LineSeg(double x1, double y1, double x2, double y2) { end1 = new Point(x1,y1); end2 = new Point(x2,y2); this.length=(double)(Math.sqrt((x2-x1)**2+(y2-y1)**2)); } }[/code]

hi how to extract file name from a url example [url]http://nothing.com/soft/paint.exe[/url] now i only want to get the "paint.exe" how do i do that..thx

I used this code to serialize: [code] using System; using System.IO; using System.Runtime.Serialization.Formatters.Binary; [Serializable] public class Car { public string Make; public string Model; public uint Year; public byte Color; } public class Exercise { static void Main(string[] args) { Car vehicle = new Car(); vehicle.Make = "Lexus"; vehicle.Model = …

Hello EveryBody, I am having problem in uploading servlets in my server. The servlet works fine in my locanhost. But when i upload it it does not work. Can anyone help?

i have this code: [ICODE]import random choices = ['closet', 'lampshade', 'fridge'] print "i have hidden 10,000,000 pounds in one of these places:", choices choice = raw_input("Where do you want to search? ('closet', 'lampshade', 'fridge')") random_c = random.choice(choices) while choice != random_c: choices.del(random_c) for word in choices: if choice == word: …

Hi I am using optparser to design a command line interface.How do I read multiple arguments. For eg if I want to create a folder, I will take the arguments path and folder name something lilke the following main.py --createFolder Tesfolder --path C://Test/Test/... How to read these arguments? I can …

I have a code snippet that strangely works one way on a fedora 6 machine and another way on a fedora 8 machine. [code] void Form1::SendToApp() { vector<int> isciistream; vector<int> fontstream; cout<<"Entering Form1::SendToApp()"<<endl; isciistream=wwnd->OnOK(); isciistream.push_back(32); char str[255]=""; cout<<"Size of IsciiStream:"<<isciistream.size()<<endl; for (int i=0;i<(int)isciistream.size();i++) { sprintf(str,"%s%c",str,isciistream[i]); cout << "isciistream[i] :" << …

My friend, help me about vb 6.0 excel as a database. i need your xample project finish, have capacity to save in excel when clicking a button vb 6.0 codes... it is my assignment in school my friend, actually im Pablito P. Jacquez from Philippines 2nd year student IT of …

[URL="http://www.megaupload.com/?d=GZJD9V51"]http://www.megaupload.com/?d=GZJD9V51[/URL] Above is the program spec. and below is what I did so far. [code=python]numStr = raw_input("'p' to be prompted for the secret number or 'g' to have it generated: ") p = numStr print print true = p while true: secret = raw_input("Enter the 'secret' number (five digits, no …

Hello friends, Need help in generating random numbers from an array without repeats.Once a number is generated, the number has to be deleted from the array so that only the remaining numbers can be generated from the array the next time we call that function.And it should go on until …

Hi Everybody, I am new to C++,but strongly it is recommended to learn C++ for its speed. That is why I'm here.Could you help me about it. Where do I should start from,read which book and etc. Thanks in advance.

Hi all i have some infopath forms ,all dynamic xml files for input data and recode them in a Dbank, on my box Infopath installed but i prefer the cilent side [ end users] can view and use the forms without infopath,actually IE shows it as a tree form and …

hi all, i am working on an application which hangs when i click on it. the problem is increasing with every ew setup. can anybody help me. Thanks in Advance Vipin

Maybe I have this all completely wrong because I don't know what I'm doing, but I'm trying to work with win32 programming and I want to get the position of all the items on the desktop. I've found the handle for the desktop and I've found the LVM constants in …

hi guys, if I have a form with, say, a picturebox in it. The picturebox is loaded with an image, and I need to copy just a section of it, say at rectangular points, X, Y, L and W to the clipboard, or to another picturebox. Is it possible in …

hi, i am doing the project in .net. i m using linq in my project i using vs2005 and installed the linq. i am able to run the linq only in LinqconsoleApplication. but i need to run in normal console application. ie i like to create one class file and …

i am trying to move to the dest_dir from Current Working Directory using the following script. my intension is instead of using cd dest_dir, i have to use the script to do the job. when ever i tried with the follwing script, iam again in my Current working directoy... #!/usr/bin/bash …

hi, i suppose to make simulation to cellphone. when press any digit ,it should appears on the display textfield to form a complete number. and when press the send button a message with"redialling+ the gigits pressed" appears on the textfield also when press redial button a message with " redialling+ …

Hi. I am working on reading data from a XML file and upload to sql server 2005. The XML file has many rows of data stored. Each data row node has many subnodes. I have to validate the XML against the schema. The problem is if a particular data row …