Software Development Forum

I want connect with other user through ip address and send them a message how it will don in vb.net

Hey, I'm trying to set up a hook with the Managed Windows API ([url]http://mwinapi.sourceforge.net/);[/url] however, whenever I do, everything crashes, and I get an error message (0x0000000) for every program, which states that the memory could not be read or written to. It forces me to restart my computer (which …

Hi All I am currently drawing up a database for contractor management. We have to keep an eye on when these contractors were inducted. The max term of an induction is 1 year. I have built a database and everything works EXCEPT when I want it to calculate the number …

Hi, I am trying to get to use the grep function in perl, I have been searching web pages but can't get a simple example. I am reading in a .csv file with 7 columns and loads of rows, this is done with: [code] $dat_file = 'sample.csv'; [/code] In the …

Ok, Hey guys. I was wondering how I would come about performing basic addition in GCC using inline Intel syntax assembly. I have a way of doing it in AT&T but in my opinion I just prefer using Intel generally. Ok, My AT&T code is this: [CODE=C]#include <stdio.h> int main() …

Heyy Daniweb, Got a project I'm trying to compile and I'm getting the following errors: [CODE]--------------------Configuration: rpg - Win32 Debug-------------------- Compiling... rrrrrrrrrrrrrr.cpp Walking.cpp H:\final project\rpg\Walking.cpp(551) : warning C4715: 'See' : not all control paths return a value Linking... Walking.obj : error LNK2005: _main already defined in rrrrrrrrrrrrrr.obj Walking.obj : error …

Hello, I'm bound the property visible in the controls of my form, by default they should to appear true, but is coming false. Someone knows what's happening? Thank You. :)

hi all, i need to get all the data in the list (which is posted in the form) and store it, separating each list item with comma's. Its really clear in the code...this is what ive tried so far..it doesnt compile and it seems to complain about this line of …

hi there, how can i call the cbPW_TextChanged event in another function thanxxxxxxx

I need help making some key that if the "a" key is pressed it plays a sound. All the tutorials ive seen confuse me so maybe you can help. I've tried a few things but am still confused. Thanks!

Hi Everyone, Im a little confused with arrays[] I have a set of numbers in a datagridview and wish to write a function which includes these numbers. I know i can use double[] arrayOfDoubles = {2.5,2.6,2.8,3.2,3.8,3.9,4.0,4.3,4.4,4.8} etc representing each datagrid value individually. just wondering if there is a easier way …

hi! I have a program, and I have 2 threads. in the first I lock a semaphore, and in the second I have to run some code, but only after the first locked the semaphore. right now I do it with busy-waiting: [CODE] void *thread_proxy_stub(void *arg) { int x; // …

I am trying to implement a toArray() method in my PriorityQueue. The PriorityQueue returns an array of Objects, but I want to do is have an array of the original type of objects which in this case is Job (which is marked by the 'T1'. The following is the toArray() …

Hello. I am wondering how to pass data to hundred and hundreds of functions from main() in an application that has more than 1000 files. Can anybody give me some code? Regards, Supriyo

ok i made a class and a new pointer object to the class class *a = new class[50] but at the end i forgot to delete them, now i know this will cause a memory leak which is bad but will the memory leak be gone when i re-start the …

Hiieee...der I am writin a somethin where I require to get string from the user anr then tokenise it.Can some1 give me some ideas on how to get started.I need the string to be in a loop as well.

Ive been trying to find a solution to a very annoying problem with my combobox. When i select a item on the list the combobox is the list is still active. It is annoying because when i scoll my mouse the combox item that ive selected changes. Any thoughts on …

Man!! I'm freaked out, I'm not able to do it Actually I add dataValues 2d array and colNames array in new created jtable but it doesn't work. Don't know why :S I also wanted to add button before the table but that's doesn't work even... PLease help me... [CODE] /* …

Hello everyone, Am developing a C# window form application where it will listen to when someone clicks on a link(for example, "chat now") on the website(in PHP). I've seen various examples on socket programming but not what I really need. More details: - C# sharp application with a listener(listens to …

Hello, I'm trying to develop a small image viewer just as an exercise to sharpen my programming skills. So far , all the features that I could think of adding to it are zooming in and out, inverting the colors of the image, resizing, and rotation. Could anyone suggest me …

Hello am Hemanth Pls help me How can i read excel sheet in Windows form using C Sharp. 2005.....

Hello every bdy dre......... I have developed the desktop (windows form) application using C# , with MS SQL 2005 database. That is separate application run in four different centers with their own separate database, but now i want to make it centralized database. For all four center has only one …

Hello! I am new user of this forum, and I want to ask you for ideas for finding the probability of winning in pre-flop, post-flop etc... For example, there are 3 players on the table (2 opponents). A (spade) A(heart) (1st opponent's cards) A (club) 8 (club) (your cards) 7 …

hi, int i=1; printf("%x",-1<<1); what is an output? how is it works? please any one explain it.

i need a code to merge two ordered list of objects of integers.the method should receive references to each of the list objects to be merged , and should return a reference to merged list object. pls help....

When i run this, i get an error message saying TYpe expected and it points to the line having a.drive(100)... Any help please? Newbie... [code] class Car { public Car(){ int odometer=0; System.out.println("Car constructed!"); } public void drive(int miles) { System.out.println("Driving....."); odometer+=miles; } public long odometer; } class Guzzler extends …

Hi, I want to know how i can use multithreading in vc++ . please give an example . thanks in advance

I would like to be able to create a list of all instances of a class. [URL="http://www.daniweb.com/forums/thread131805.html"]Another post[/URL] here described how to do it by appending to a list during the __init__ routine but since I am a real Python newbie (and even more of a newbie to classes) I …

hi, could sm1 please show me code that can sort and read text/string character by character into an array i.e identify integers and characters and put them in separate fields in an array e.g 2 integers then 3 characters like 23 IAM, 12 Her, or 32 MALE. it shuld also …

Hi! I just want to know, how can I open an image file using C in Console mode... Yes... I don't want it to open in MSPaint or anywhere like that. I want to open a 16-color bmp image with VGA Graphics Driver using C in console mode. Actually this …

Hey there..... I am working on VB.NET(Visual studio 2008)..I completed developing my application and i need to deploy the application. I tried it and faced problems in some areas like adding crystal reports to the setup and deployment. I created a setup file to my application and everything is fine …

Hey, I'm fairly new to this PInvoke stuff. Could anyone tell me how to get whether a window is being resized with the WH_CALLWNDPROC method? A description would be great too. Thanks a lot

i am trying to create a messagebox which brings up four random percentages which add unto 100%, i can create the messagebox with messagebox.show ("") but have no idea how to create the random percentages, can anyone please help me with this.

Hi, I am developing a large scale code. In order to save the space, when I declare any pointer, I allocate it in another subroutine. Now it seems that it does not work when I use an array of pointers. I can summarize the code as: [CODE] #include "headers.h" /** …

Hi guys i am working on a java car park simulation which controls the entry and departures of cars using the parking lot, the coding so far is below, but when i compile it i get 8 error messages, i have attached the errors message on the page...if anyone can …

I have this code that gives me the user logged on name of a remote computer, but if i run the program in certaing computers, it returns with the error "Not Available Due Restrictions" which is set if the scope cant connect... why it connects fine in some computers and …

I'm developing a very simple VB app in Visual Basic 2008, where i have a textbox being dynamically updated with a value every second, i need this value to be inserted into a mySQL DB, i have made the connection ok but not too sure how to structure the VB …

Hi, i have a stange problem with a my patch system. If two of the files are not exist on the users computer, patcher downloads them perfectly. If first file exist and different from the web site, patcher also downloads it perfectly. However, if the second file are exist on …

Hi All I have Dialog include 20 pictures, on dialog initializing I try to take them off. i write this code: [CODE]CString tempname, tempnum; // define temporary name and number char tempvar [10]; // define temporary variable for (int x=1;x<=20;x++) // x picture location { tempname="IDC_"; // IDC_1...IDC_20 itoa(x,tempvar,10); // …

helleo, my English langauge not very good I hope to help me my code contain open file dialog that put the path in textbox then insert to database iwant to cut path for example if textbox contain c:\cars\gmc\1.png iwant to be cars\gmc\1.png to insert into database we assume that path …

I am usig VB6 & Access 2000 to create a program for a clinic to store patient details. I want to check whether a record with same date exists and if exists delete it and save new details.but with my coding it is not deleted even if the record exists. …

I done an application using Power Point Interop library and it works well but if I copy it from DEBUG folder to another place, when I start it it gives me an error like: "Application has encountered a problem and needs to be close. We are sorry for the inconvenience". …

Can you convert CC++ Code into Java, if so how??

I have written this code to determine duplicate words in the string. but its not working. plz help.... i am getting error in line 19.[code]import java.util.*; import java.util.Scanner; public class duplicate { public static void main(String[] args) { Scanner input = new Scanner(System.in); int n = input.nextInt(); System.out.println ("Input length …

Let Python do the work for you and figure out the roman numerals for a given integer. I have to ask you to keep the integer values somewhat reasonably low (from 1 to 4999), since roman numerals from 5000 on use characters with an overline and most PCs don't have …

I need to know how can I get specific record there in report by passing string parameter from vb.net to crystal reports? For example - I have text box, button & crystalreportviewer there in my form. When user will use it he will write specific word there in the text …

In the following example: [CODE]int a = 2; float b = 3.2; float c = a+b;[/CODE] Is 'c' 5 or 5.2? Is there a rule, like "lower precision types are promoted" for example, or is there a rule like "the first operand is converted to the same type as the …

This code assignment is due by class #14, Wednesday 10/20/2004. Write a program that reads in any 25 decimal numbers from standart input source (terminal), determins the actual and absolute lowest & largest values, and computes average of all the given numbers. You may use any/all programming techniques we have …

I made a Roguelike game with SFML in Microsoft Visual Studio 2010 and got it to compile fine in both configurations. However, when I run it in Debug mode in either, I get an error message. Debug says: [quote] This Application has failed to start because the Application configuration is …

I am trying to make a circular linked list. I will appreciate if anyone can tell me how to make it better. [CODE] int n = num_people; Node *head = new Node; head->next = new Node; Node *temp = head->next; for(int x = 2; x < n; x++) { temp->next …