i have written a program using thread. i have 8 threads, each doing their own printing. i wish to add a restart function which allow to do printing all over again, but i am now fcing the problem of unable to stop and reuse the threads pls help me......more >>

I am having problem loading the image from the database. It gives this error: "Invalid parameter used." This is my source code: Private abyt() As Byte Private fo As New OpenFileDialog Private sf As New SaveFileDialog Dim strCn As String = "Data Source=DATABASE\BARCA;" & _ "Initial Catalog=MI...more >>

how can i open a print dialog to select one printer and store it's name in a string, so that i can call this string anytime anywhere to set the printer setting later on in my program... i tried Dim pd As New PrintDialog() pName = pd.PrinterSetting.PrinterName but it always get the def...more >>

I'm to delay my program for some limited time...i try using the following codes but it doesn't work, how do i do a time delay??? 'Extracted from the main function Timer11.Start() Do tCC = timeCount Loop Until timeCount > 10000 ...more >>

I've seen code that copies a bmp file into a RichTextBox by first putting it into the clipboard and then using Paste to get it into the RichtextBox. This destroys the clipboard contents. Is there an easy way to save the clipboard contents and then restore it? Thanks ...more >>

How do I set the back colour of a label using code? I can do regular colours with something like: "label1.backcolor = drawing.color.blue". But the color I want to set at run time using code is a custom color "128, 255, 128". Is this possible? ...more >>

Hi All, I like to design my printouts with a layout designer and fill the fields with code. It would me nice if the end user can use this designer to add a company logo or change margins and perhaps more. An example would be an order form with a header/ footer, customer details, a few r...more >>

Hi I am looking for a method that allows calling a method that will be executed by the main application thread bu will be called from any thread that I create manually. (I think that technically it is similar to sending a message to the program) I tried the Invoke method but it seem to wo...more >>

Hi, If i put a month callender on a asp.net web form and specify the culture on the page directive like '<%@ Page language="c#" Culture="ar-OM"%> it will display the Month callender in arabic. I want the same result for my windows application.Can any one tell me how can i do that? Reny...more >>

Hi, I followed this guide on msdn: http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dno2k3ta/html/odc_VBNETcallsVBA.asp And have suceeded in launching word, and displaying data from my database. However what I can't figure out is how to setup a data source in word, and i...more >>

My Program has two forms From1 and Form2. On From1 I have a TabControl1 witch has 8 tabs currently. I would like to add a new tab from Form2 is this possible? I have tried the following code on Form2 with no success: Public MyFrom1 As New From1 Private Sub btnNewTab_Click(ByVal sender As ...more >>

Cannot copy assembly '<...>' to file <...>.dll'. The process cannot access the file because it is being used by another process. Could not copy temporary files to the output directory. The file '<...>.dll' cannot be copied to the run directory. The process cannot access the file because it i...more >>

Hi there, I am trying to set up a Crystal Report with the following tables: Customer Info: -Name -Address -CustomerID Orders: -CustomerID -Order value ($) I have N customers and each customer has M Orders. I need to display the Customer Info for each customer, followed by a graph ...more >>

Greetings: I'd like to post this as a new thread to an article in microsoft.public.dotnet.languages.vb originally made by nevin and replied to by Alan Pretre back in December ("ThreadState == not in the enumeration"). Like nevin, I have a VB.NET multi-threaded application, and quite freq...more >>

How do i localize the DateTimePicker Control/ Reny --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.851 / Virus Database: 579 - Release Date: 01/28/05 ...more >>

I understand that writing programs with option strict on is the best way to obtain stable applications. I have also found the applications to run much faster. Option strict on disallows late binding, so if I have an array with class level scope and I am operating on that array at procedure ...more >>

Hi, How would it be possible to sort an array of objects (my_class) based on one attribute of that class? suppose the class' attributes are the following my_class: attr1 as integer attr2 as str Thanks ...more >>

Hi, I have a TabControl that has 1 TabPages on it. I would like to have a button on TabPage1 that goes to TabPage2. Kinda like a Next> button. I can get this to work using the .BringToFront and .Show methods, but the Tab at the top doesn't change. How do I get the tab at the top to be t...more >>

Hi I have two texbox A and B. What I want to ask is how to set if I press enter in textbox A and it set focus to textbox B. Thanks...more >>

Hi, im new to programming. Could anybody recommend me any good ariticles on reflection. I really have some difficulties in understanding the concept Many thanks ...more >>

Can someone suggest a good tutorial on inheritance of graphical classes, i.e. VB Form Classes, or are there known issues with this, as I seem to be running into all sorts of unexpected problems. I apologise if this is the second time I have posted this question, but the first time it didn't...more >>