Visual Basic .NET - Week 41, 2006

Re: VB.net 2003/2005- Can't figure out how to test for working internet connection

Robert - 14 Oct 2006 10:55 PM - 2 messages

Look into Ping [link](VS.80).aspx just ping a known ip address and see if it is reachable. ================================================ ========================================== From: gene kelley <o***@by.me> I ran across this article the other day which you may find useful: ...

picking off each digit of an integer

Candace - 14 Oct 2006 8:56 PM - 9 messages

I am using the following code to pick off each digit of a number, from right to left. The number I am working with is 84357. So for the first iteration it should return the number 7 and for the second iteration it should return the ...

Re: What .NET classes are SLOW vs. API?

teslar91 - 14 Oct 2006 8:02 PM - 6 messages

Update and clarification: ..GetFiles appears to retrieve *only* the names, and stores them in the ..FileInfo array it returns. Each call to .FileInfo to get size/dates/attribs appears to result in a *separate* and time-consuming call down to the API to get this information. ...

Place of web.config

reidarT - 14 Oct 2006 7:12 PM - 3 messages

I have a web application conected to a sql database. When I publish this site I get one file in the bin directory, the web.config file and the aspx.files in the application folder. As I understand it: My web is at [link] and ...

Need help updating my dataset with changes made on the Source? Getchanges Merge?

mike11d11 - 14 Oct 2006 6:08 PM - 7 messages

I'm trying to create an application that will have multiple users working off a table on a SQL server. Since multi users will be updating different records at any given moment, how can i get those changes and merge them into my current Dataset. I've been playing ...

vb.net database programming

sandy - 14 Oct 2006 1:17 PM - 4 messages

hi friends... i am new to VB.NET.i was trying to read some data from the database using code, and display that in 2 textboxes.i was able to get only the first row. i used ExecuteReader() function of SqlCommand class and read() ...

Code Snippet Manager

Newish - 14 Oct 2006 9:58 AM - 4 messages

Hi I can't see code snippet manager in Tools menu. Can someone please tell me how to access it. Thanks Newish ...

Crystal Reports - Average of two fields

amit - 14 Oct 2006 9:37 AM - 2 messages

Hi guys I am using access database with Crystal Reports in VS2003 I am working on "Hospital Database" The fields are - Name - Date - ConsultingCharge - TotalFees i.e. Total Fees include fees for medicine issued by hospital In the report I want to display the Average of ConsultingCharge and ...

Problem bei der Installation eines VB.net Programms

Nicolas Nickisch - 14 Oct 2006 8:54 AM - 7 messages

Hallo newsgroup, ich habe unter VB.net ein Programm entwickelt und nach einigem Hin und her sogar ein passendes setup Projekt hin bekommen. VisualStudio hat also eine setup.exe und ein .msi-File erstellt. Auf dem Quellrechner lässt sich dieses Paket auch problemlos installieren. ...

odbc

GS - 14 Oct 2006 6:45 AM - 7 messages

I would like to connect to a third part database. I know the datasourcename and even know the location of the dll that can serve the database, . what is the best way for an vb.net ( 2005 express wit .net2) application to ...

Visual Studio 2005

Yasseri - 14 Oct 2006 5:46 AM - 2 messages

Hi, I've previously installed Visual Studio 2005 on my computer, but when I reinstalled a new version of Windows XP on another drive and began to reinstall it, it was terminated unexcitedly. Also, when I tried to uninstall my the copy from my computer, and run the setup CD, it was terminated ...

Looking for VB.NET sample code: radio button list, check boxes

dogrady - 14 Oct 2006 5:14 AM - 3 messages

<newb alert on> Having no luck figuring out how to make a radio button list work on a web form (working against a SQL server). If someone could point me to some sample code I would really appreciate it. ...

DataGrid Customers vs NHibernate.

Javier - 13 Oct 2006 11:37 PM - 2 messages

Hello, I need develop a DataGrid control on winform in vb.net languajes. This controls is connected to NHibernate data source, but I need too, that the control show only two columns of the table. Thank Javier. ...

HTTP 403.9 - Access Forbidden: Too many users are connected

Christina - 13 Oct 2006 11:20 PM - 6 messages

Hello, I am using IIS 5.1 on XP Pro. I have a page with many links on it (say 'Main Page'). Clicking on any of the links in Main Page, leads to say 'Page1. My Scenario (modified to make it simple): ...

Find Files and folders

frogman7 - 13 Oct 2006 9:14 PM - 12 messages

what i am trying to do is something similar to the search that windows does to find files and folders. I am putting a start directory and want to find all the file (including the files in the sub folders) so i ...

executable don't start at a computer

Thomas Wegener - 13 Oct 2006 8:15 PM - 3 messages

I convert a VB6.0 project to VB .Net 2.0. It works fine. I copied the executabel on several machines and it runs, except one machine. Other C# 2.0 executables runs on this machine. Anybody has an idea what I can do, to find out the reason? ...

printing a zero

Candace - 13 Oct 2006 8:09 PM - 4 messages

I have a program that performs calculations and displays a four digit number. Sometimes the calculation results in a number like 0854, but my program displays it as 854. How can I force the program to display the leading zero, ...

Export a DataTable to Excel

Daniel - 13 Oct 2006 7:47 PM - 2 messages

I have a DataSet that consists of two Tables (made from TableAdapter Queries). I want to export each of these to an Excel spreadsheet programmatically after the Fill method completes. How do I do this? Using VB 2005 Express. Thanks! ...

reversing the Mod operator

Candace - 13 Oct 2006 7:44 PM - 6 messages

I am writing an encryption program that takes a digit and yields its modulus. For example, 7 Mod 4 yields 3. How can I reverse this procedure and get the original digit back in order to write a decryption program? ...

.net framework 1.1.4322

Mark Brown - 13 Oct 2006 6:25 PM - 3 messages

Where can I find the installation file for .net framework1.1.4322? I'm trying to install my vb.net (vs 2003) application and it says it needs this version of framework installed. I thought the setup program was supposed to ...

CopyMemory(buffer, newBuffer, nBytes)?

vb newbie - 13 Oct 2006 5:49 PM - 4 messages

I need to copy the contents of one byte array to another one. I was hoping to do it quickly uisng the CopyMemory api call. However, I'm getting: FatalExecutionEngineError was detected Message: The runtime has encountered a fatal error. The address of the ...

Datagridview and arraylist

Dwight - 13 Oct 2006 5:33 PM - 3 messages

You can attach an arraylist to a datgridview by dgv.datasource = arraylist. If the arraylist elements are a class, is there a way to databind this class to particular columns in grid? Thanks ...

Minimizing the Console Window

Abelard - 13 Oct 2006 5:29 PM - 8 messages

How do I programmatically minimize the console window in a VB .NET console application? ...

How To Redistribute Office 2003 DLLS

Dylan Copeland - 13 Oct 2006 4:12 PM - 7 messages

Hello newgroup. In my application I'm calling on the Microsoft Word Object Library to run a spell checker. How would I redistribute this object library? Thanks. --------------- -Dylan Copeland [link] [link] ...

Prevent form minimize

M O J O - 13 Oct 2006 3:57 PM - 12 messages

Hi, I'm creating my own Sidebar (like in Vista). In my XP's quick menu, I have a button called "Show Desktop". When I click it all forms are minimized. Since I don't want my SideBar to be minimized, how do I prevent this? ...

dialog to choose folder in vb .net 2005

spamsink42 - 13 Oct 2006 3:45 PM - 4 messages

hello how do i create a dialog to allow the user to choose a folder? i tried FolderBrowserDialog but encountered a couple of problems: - when you specify the starting location (property RootFolder) you have to supply a constant such as MyComputer, you're not allowed to supply a ...

Threading a ShowDialog? - progress form.

Miro - 13 Oct 2006 2:56 PM - 6 messages

I will try my best to ask this question correctly. I think in the end the code will make more sence of what I am trying to accomplish. I am just not sure of what to search for on the net. ...

Data binding a text box

si_owen - 13 Oct 2006 2:48 PM - 2 messages

can anyone tell me how to data bind a list box to display data in a text box upon a click event, i have set the list box to auto post back. any ideas much appreceiated. simon ...

is there any way to find the position of mouse click on a form

sagar - 13 Oct 2006 2:28 PM - 6 messages

is there any way to find the position of mouse click on a form actually the problem is i m having more than one controls on a form i want to find which control is selected using mouse down any help is fine for me ...

Command Prompt or Windows

TBoon - 13 Oct 2006 2:12 PM - 4 messages

Hi there, A console application (.exe) can be executed at Command Prompt or Windows (double-click). Is there a way to detect whether if it is executed at CP or Windows? regards, Boon ...

text area's

si_owen - 13 Oct 2006 1:00 PM - 2 messages

is it possible to add a data control to a text area??? ...

OPEN A FILE FOR READ ONLY

Morten Fagermoen - 13 Oct 2006 12:17 PM - 4 messages

I want to open the current IIS log file in read-only mode. This file is held by IIS but I still can open it in Notepad, but I have not been able (so far) to read from it using my VB.NET program. ...

SQL datasources

si_owen - 13 Oct 2006 11:59 AM - 3 messages

Hi all, I am looking to add a data control to a text area but without success, can anynow help me or suggest an alternative to a text area control. But i need a control that can hold a lot of txt and a txt box is ...

SQL datasources

si_owen - 13 Oct 2006 11:16 AM - 5 messages

Hi all, Im relatively new to the .net framework and i was wandering if any one could help me with a problem. I have created two tables using sql. I have linked one table to a drop down list, and require the second table's contents to be displayed in a ...

How to programatically check if an application has hang ?

Woo Mun Foong - 13 Oct 2006 10:13 AM - 3 messages

Hi, I need to write a monitoring program to check a series of application residing in a server. The monitoring program should be able to :- 1) Determine whether the applications it is looking at has hangup. 2) If it hangs restart the specific app. ...

Setup problem VB.net 2005

steve - 13 Oct 2006 10:07 AM - 2 messages

Hi All I have an application with a setup project which has worked faultlessly for months Today I added some graphs to the Report viewer in VB.net 2005 and when I build the setup project and try to install on a PC I get the error message ...

Why return false?

yxq - 13 Oct 2006 7:29 AM - 5 messages

In VB2005. Dim a() As Object = {10, 4} Dim b() As Byte = {10, 4} MessageBox.Show(a.Equals(b)) Why return False, but not Ture? Thank you ...

Type ... is not defined, WHY??

Søren M. Olesen - 13 Oct 2006 5:51 AM - 2 messages

Hi In my website I have a module, placed under App_Code with a number of utility functions. For one of these functions I'm trying to pass a usercontrol as an argument, however I keep getting 'Type myControl is not ...

Help with Merge and INSERT/UPDATE commands

John Cosmas - 13 Oct 2006 3:22 AM - 4 messages

I have a DATATABLE which I have populated in my application, and I need it written out to a particular table I specify in my ACCESS database. My code works to the point of the MERGE and UPDATE, but it creates exactly the ...

Fail to connect SQL2005

Agnes - 13 Oct 2006 2:34 AM - 3 messages

my Two vb.net application run very well. Suddnely, todaymorning, When user want to run One application There is an error (When I open the database connection) "An error has occurred while establishing a connection t the server.When ...

where can I get prerequisites for VS .NET?

×“×•×¨×•×Ÿ ×—×¡×™×“×™× - 13 Oct 2006 2:32 AM - 2 messages

Does enyone know where I can download prerequisites for Visual Stodio .Net? Please Help. I cant install it without it. Thanks ...

Problem passing Collection from VB.Net to VB6

holysmokes99 - 13 Oct 2006 1:16 AM - 2 messages

I have run the VB.Net upgrade wizard to get a vb6 project up to VB.Net 1.1. This is a class library that is referenced by another VB6 app. I have exposed it to for COM access. The problem is that the collection ...

Using code to add controls

David Pick - 13 Oct 2006 12:31 AM - 5 messages

I am currently switching from vb6 to vb.net. I know in vb6 in order to add a control to a form such as a label you would use code like me.controls.add("Forms.Label.1"). Could someone please tell me the ...

Sort on two columns in ListView?

vb newbie - 12 Oct 2006 11:56 PM - 2 messages

Does anybody have suggestions on how to programatically sort a ListView on TWO subitem columns? Here's the code I'm using to sort on one subitem: Public Function Compare(ByVal x As Object, ByVal y As _ Object) As Integer Implements _ ...

Fill DataTable Progress

processoriented - 12 Oct 2006 11:21 PM - 13 messages

Hi, I'm something of a noob at this, but here it is... I have an app that fills a dataset from a SQL database, and then writes the dataset to an xml file. Everything is a SELECT query... I am basically just ...

Iterating through a ListBox in VB.NET VS 2005

Henry Jones - 12 Oct 2006 11:09 PM - 7 messages

I have a listbox on a Windows form and it is bound using the following code: objListBox.DataSource = tbl objListBox.DisplayMember = "ContactName" objListBox.ValueMember = "ContactID" ------------------------------------ On my form, I have a multi-select listbox and I would like to select a few ...

CreateObject fails AND works

dlasusa - 12 Oct 2006 10:38 PM - 8 messages

Sorry if this is the wrong group...I THINK I got to the right place...(oh...and I'm a newbie programmer...so please be gentle) Anyway I have a program that works fine when I run it from within ...

date criteria in VB Express query

Daniel - 12 Oct 2006 9:46 PM - 11 messages

In Microsoft Access I can write a query that includes the criteria: Between Date()-7 And Date() to retrieve the records from a table that fall within the last week. I'm trying to write a procedure to do this in VB.NET (2005 Express ...

DataGrid - Howdo I remove the bottom "Null" Line?

Stephen Plotnick - 12 Oct 2006 9:17 PM - 3 messages

I'm getting a bottom line with Null values andit causes a problem; how do I get rid of it? ...

Resursive Folders - Exclude Folders

Gabe Matteson - 12 Oct 2006 8:22 PM - 4 messages

How would I go about excluding a list of specific directories in a listbox from being queried using the following code? Any ideas? Thank you. Private Sub rAllStats(ByVal sDir As String) Try Dim objFolder As New System.IO.DirectoryInfo(sDir) ...

Converting Hex Fraction to Dec

Jeff Dillon - 12 Oct 2006 8:16 PM - 6 messages

How might I convert a string like 10.A (in hex) to it's decimal equivalent? Basically I have an input string like ((1F.A + 3A.D) - 1F.E) and need to calculate the result. Using Reflection and dynamic compilation, I was able ...

Copying cells to successive rows in Excel

bruxerjk - 12 Oct 2006 8:03 PM - 6 messages

I need to do the following. I want to copy cells from a number of Excel files, say "1.xls", "2.xls", "3.xls", etc, into successive rows of "All.xls". That is, I'd open "1.xls", copy cells and paste them into row 1 of "All.xls", then ...

Property Grid

Lespaul36 - 12 Oct 2006 7:25 PM - 3 messages

I have a control that I have made that uses a custom class for storage of some of the information. I want it to display in the VS.Net 2003 property grid in the IDE like the Font property does, so a use can expand it and set ...

Newbie Add Row Question

phenderson - 12 Oct 2006 7:11 PM - 2 messages

Hi, I'm fairly new to vb/ado.net and am having a hard time adding a row to a table. The following code executes without any exceptions, but the rows do not appear in the database. Also, I've stepped through the ...

VS 2005 nightmares

Doug - 12 Oct 2006 7:06 PM - 4 messages

In VB.NET 2003 I was doing the following(in codebehind) and it worked great. In 2005 "WebMain" in no where in scope. How do I make "WebMain" visible to all Code-Behind classes? Note: these classes are codebehinds of web pages. ...

How to show a html page in a form ?

Dominique - 12 Oct 2006 6:27 PM - 2 messages

Hi, I'd like to show an html page in a form but without use the webform control because I can't create my own context menu detecting the link right click, and so on ... Does any one have an idea or some sample source code ? ...

Oracle throwing an exception, "ORA-01036: illegal variable name/nu

vvenk - 12 Oct 2006 6:27 PM - 3 messages

Hello: I wrote a small program to insert a row into an Oracle Table: CREATE TABLE case_list (case_list_name_c VARCHAR2(100) NOT NULL, expiry_dt DATE NOT NULL, ...

ASP web app

Kevin M - 12 Oct 2006 6:04 PM - 5 messages

I am new to ASP. However, I'm am somewhat familiar with HTML. I recently built a simple application using VB 2005 which works great. It is basically a web application which allows one to book an appointment. I currently have ...

Adding a control programmatically...

johnb41 - 12 Oct 2006 5:54 PM - 3 messages

I want to create a textbox programmatically and add the SAME textbox to to different panels. This code does not work: Dim tb As New TextBox tb.text = "xyz" Panel1.Controls.Add(tb) Panel2.Controls.Add(tb) The textbox gets added to Panel2, but not Panel1. How can i get the ...

"Optional" reference?

Steve - 12 Oct 2006 5:48 PM - 3 messages

Kind of a strange question... I have a VB.NET 2.0 solution containing a main project (my EXE) and a number of other projects (class DLLs) that are "plug-ins" to the main app. These plugins get installed ...

Favorite Code Generator for VB.NET

Plinkerton - 12 Oct 2006 4:36 PM - 3 messages

Does anyone have any favorites for Code Generators for VB? It looks like there are quite a few.... [link] ...

Convert C# "writer.Write(@" to VB ?

bh - 12 Oct 2006 3:40 PM - 6 messages

I'm trying to convert the following statement to VB.NET: writer.Write(@"<some html here>"); I tried simply removing the semicolon, but VB chokes on the @-sign. Unfortunately, when searching online, I can't find any information on what ...

vb.2003 Formatting Text Boxes

Peter Newman - 12 Oct 2006 2:38 PM - 3 messages

Firstly i would like to tank the helpful posts in the past regarding formatting... the scenario is that i ahve a form created by the data wizard. I have created a private sub to handle the validating for TextBoxes ,, and it works ...

Multi-panel dock

blue_nirvana - 12 Oct 2006 2:38 PM - 2 messages

I have four panels on a form and I want them to be docked in a certain order. No matter if I do it in code or the designer, it does not dock them like I want. For example, I set Panel1 dock to Top so that it is docked to the top ...

some general mouse events should be there

sagar - 12 Oct 2006 2:04 PM - 11 messages

hi everyone, i m having a problem with mouse events. any help related is apreciated. i m having a form in which i m having 2 buttons. and i m moving(draging) these buttons on run time using mousemove event handler ...

VB.net 2003/2005- Can't figure out how to test for working internet connection

adalton - 12 Oct 2006 1:58 PM - 5 messages

I've been trying to figure out how to test for a valid internet connection. I am able to connect to a valid internet connection, but when it drops, or if it is not there when my program starts, I get an exception. ...

newbie question

wasted wanderer - 12 Oct 2006 1:43 PM - 9 messages

I am just starting to learn to program in VB.Net and have a question. Can a program designed in VB.Net be used by computers that do not have VB.Net? If yes, how is it done? I'm not concerned with Mac's just PC's. ...

Memory leaks?

T Clancey - 12 Oct 2006 9:34 AM - 5 messages

Hi, I have an app which connects to an Access database on a server, there are around 10 clients. It's a fairly heavy data intensive app, but most of the traffic is look up data. While the system appears to run completely error free around every 6 weeks ...

Get EXIF data from picture

dennemandergal - 12 Oct 2006 8:19 AM - 2 messages

Hi How do I get the EXIF data from a JPEG file using vb.net. Best regards Lars Harpøth ...

Passing 2-D Array from one function to another

hotpars - 12 Oct 2006 7:58 AM - 2 messages

Hello, I am getting info. from database and storing into 2-D array. And another function getting this array and do process. But problem I am getting is. 1. How can I return 2-D array from first function. 2. How can I pass 2-D array from first function to second function. ...

Make application sleep

Morten Snedker - 12 Oct 2006 7:33 AM - 13 messages

I open a file for input. Each line is handled individually. Every time a line has been handled I wish to wait for ½ second before reading the next. Am I doing it right or wrong ? (I think it's wrong): ...

file transfer help?

Bonzol - 12 Oct 2006 6:48 AM - 3 messages

vb.net 2003 Windows application We have a Client/Server system set up by communicating through a TCPClient object. The server loops continuously using a tcplistener device and each time a client object attempts a connection, a new instance of a Client object is created (in the server's clients ...

anyway to unload the dll

Amy - 12 Oct 2006 6:15 AM - 4 messages

Hi, I'm using vb.net vs2005 to development an mobile device application. I need to call a dll in the program but i discovery that the resource of the dll is not free after using it. Is there any way to free the dll? ...

Design View when using an ASP:Panel to show/hide groups of <tr>'s

Nathan Sokalski - 12 Oct 2006 1:46 AM - 3 messages

I have an HTML table in which I am using ASP:Panel controls to group together <tr>'s so that I can more easily show/hide them (by setting the ASP:Panel's Visible property). This works fine, but Visual Studio .NET ...

Calculator

Jeff Dillon - 11 Oct 2006 11:50 PM - 2 messages

Granted this question is for a take-home pre-screening interview question. No rules against using the newsgroups! I need to take an input string like (4 * (5 + 6.7) - 81 / 9) and calculate the result. I was thinking of using reflection or similar to actually let VB do the ...

mp3 synchronised lyrics

Wolfgang Hüll - 11 Oct 2006 9:57 PM - 7 messages

Hi All. Is there anybody out there who could possibly give me a hint on how to add synchronised lyrics (lyrics3) to a mp3 song so that the good old mediaplayer can display them? I have been searching the net for days now and could not ...

Programmatically Find All Registry Entries

eSolTec, Inc. 501(c)(3) - 11 Oct 2006 9:49 PM - 4 messages

Thank you in advance for any and all assistance, it is GREATLY appreciated. I'm wondering if there is a way to duplicate a function in regedit of find and find next for keywords programmatically, then to list them in a treeview ...

Bitmap to JPEG with compression settings

Smokey Grindel - 11 Oct 2006 8:32 PM - 2 messages

I have a bitmap object I want to return as a JPEG image with a compression set at 90% and progressive passes enabled, how can I do this in .NET 2.0? Progressive passes are not necessary but the compression ratio is.. thanks! ...

Check for .NET Installed

eSolTec, Inc. 501(c)(3) - 11 Oct 2006 7:15 PM - 2 messages

Thank you in advance for any and all assistance. It is greatly appreciated. Is there a way to programmatically check for .NET Framework versions installed on the computer? ...

Check for .NET Installed

eSolTec, Inc. 501(c)(3) - 11 Oct 2006 7:15 PM - 12 messages

Thank you in advance for any and all assistance. It is greatly appreciated. Is there a way to programmatically check for .NET Framework versions installed on the computer? ...

Check for .NET Framework

eSolTec, Inc. 501(c)(3) - 11 Oct 2006 7:13 PM - 2 messages

Thank you in advance for any and all assistance. It is greatly appreciated. Is there a simple way to check and see if .NET Framework versions are installed programmatically? ...

What .NET classes are SLOW vs. API?

teslar91 - 11 Oct 2006 6:36 PM - 4 messages

As a fairly new .NET coder, I would greatly appreciate some comments on any .NET classes that are known to be notoriously slow by comparison to direct API calls. I've already had a bad experience with System.IO.DirectoryInfo. My ...

ToolStripMenuItem Possible bug in VS2005

genojoe - 11 Oct 2006 6:36 PM - 3 messages

I begin a new form. I add a MenuStrip. I then right click it and select "Insert Standard Items". This results in a loaded MenuStrip that contains File>>New among others. I then add a button and give it the following code. ...

Trouble executing a stored procedure

vvenk - 11 Oct 2006 6:15 PM - 3 messages

Hello: I wrote a test procedure on Oracle that returns a string and a value. CREATE OR REPLACE PROCEDURE EBMS.p_CSV_Upload ( P_ERROR OUT VARCHAR2, ...

PLEASE HELP! CANT INSTALL .NET

×“×•×¨×•×Ÿ ×—×¡×™×“×™× - 11 Oct 2006 4:03 PM - 4 messages

Hellow, I am a teacher, and trying to install a copy of visual studio .net that received from my school. I insert CD1, klick setup, klick the only option available ''siprerequites'', and than there is a message telling that there ...

Play avi file

phonl - 11 Oct 2006 1:18 PM - 4 messages

Moving from VB6, what is the .net component for playing an avi file? In VB6, it was the annimaiton control that was part of the Microsoft Common Controls. I want to play a simple avi file like the "filecopy.avi". ...

Strange Issue / DB Error / Not Showing Error Message

Ivan Weiss - 11 Oct 2006 12:11 PM - 14 messages

Good morning all, I am trying to access an access database to authenticate users upon logging into my application. Something is throwing an excecption. My error handling code should display this message in a msgbox. However, the messagebox is always ...

VB.NET equivalent of C# Operator '??'

Philipp Brune - 11 Oct 2006 11:24 AM - 12 messages

Hello Newsgroup, in c# there exists the '??' operator. It is used like this : string s1 = null; string s2 = s1 ?? "(undefined)" And does the following (simplified) : if(s1 == null) s2 = "(undefined)" else s2 = s1 Is there an equivalent operator in Visual Basic.Net, and if so, how is ...

Graphing in MS Report viewer

steve - 11 Oct 2006 10:35 AM - 2 messages

Hi All Can anybody point me to some info on creating a graph in VB.net 2005 report viewer I can't seem to find any on the web I want to show sales totals by week in a vertical bar graph ...

Using For Each in a Custom collection class with hashtables

Erick - 11 Oct 2006 7:00 AM - 7 messages

I've created a class called Procs and a collection class called Processes which uses a hastable object to store the Procs. Now i want to enumerate with the "For each" to extract all the Procs in my Processes class. As far as i can tell i need to implement an ...

Sql server express 2005 connections open

steve - 11 Oct 2006 5:28 AM - 5 messages

Hi All I have a VB.net 2005 application which uses Sql server express 2005 When I read or write data to sql server I always close the connection immediately after finishing using... --------------------------------------------------- If Not IsNothing(con) Then con.Dispose() ...

Is there any way to Mount Virtual CD's from VB?

Terry Olsen - 11 Oct 2006 2:39 AM - 4 messages

My 5 year old has lots of games that require the CD be in the drive. I would like to come up with a program that will mount the .iso image to a virtual cd-rom drive and then run the game executable. Is there any way to do this ...

When "As New" or not when instantiating?

Ronald S. Cook - 11 Oct 2006 12:20 AM - 5 messages

So most of the time I need to write the following to instantiate an object: Dim cnn As New SqlConnection() But sometimes Intellisense tells me not to include the "new": Dim dst As DataSet When do I use "As New" and when don't I? Intellisense is good at letting me ...

back at the same point in a web page !!! ??? please help...

Ros_Au - 11 Oct 2006 12:09 AM - 2 messages

I have a very long page then with a button_click event I need to make some calculation and fill a table shown in the page, the problem is that when my page postback I start at the top of the page and I need to ...

Compiling for .NET Framework 1.x in VS 2005

jtertin - 11 Oct 2006 12:03 AM - 13 messages

Can you force VS 2005 to compile a program to be compatible with version 1.x of the .NET Framework? HOW!? ...

Search for Directories/files/Folders

eSolTec, Inc. 501(c)(3) - 10 Oct 2006 10:55 PM - 6 messages

Thank you in advance for any and all assistance. I'm looking for a way to programmatically scan all installed drives for programs that are installed. Can someone point me to code to look for say, "keywords" on the installed ...

DataTable - Date Difference

Dennis - 10 Oct 2006 9:58 PM - 5 messages

I am trying to set up an Expression column in a DataTable for display in a DataGrid that subtract the column ("BirthDay") from todays date. I can't seem to get it right...is this possible? ...

"using statments"

Shooter4Life8 - 10 Oct 2006 9:07 PM - 6 messages

for some reason when i try to use a "using" statment i get an error saying. "Name 'Using' is not declared." does that mean that i need to inheirit or import from a class? Im trying to use it to read from a file. The file format is as follows. ...

How to open a .CSV file ?

fniles - 10 Oct 2006 9:04 PM - 21 messages

I have a .CSV file (comma delimited) that I want to open using OLEDB, but I get the error "External table is not in the expected format." If I save the .CSV file to an .XLS file, I can open the connection with no ...

WinForms DataGrid formatting question

stoned99 - 10 Oct 2006 8:25 PM - 3 messages

Dear .NET experts: Hi, I have a table bound to a grid with a column that can contain either SSN or TAX-ID. Based upon the content of the cell I want to apply either the mask 00-00000 or 000-00-0000. I can only figure out ...

Moving Forms

slightly OT: VB user base

How to load text from log file in listview

How can I add jobs to the system scheduler

Save color settings

VB.net app to run in the background

ItemDataBound for Winfrom DataGridView?

Excel problem: Cant hide column.

data binding and rejectchanges

vb with odbc

How to reference Webform textbox controls in a for next loop

File handling in VB

Trouble with mouse click

how to compare two date variables?

canwt install visual studio .net - need to reboot every time

Cannot get Application Setting

How do I calculate the date of the previous day given a date ( in "MM/dd/yy" format)

How to Load string into mshtml object?

PLEASE HELP - Executable properties - right click

what method to use to add 1 day to a date (hotel reservation for one night by clicking on calender)

Detect WiFi Networks

class library

Adding rows to a data table: Rows do not show up

Variable precision

How to send output ticket Printer(VB005)

displaying data from related tabels vb6

internet browser tutorial

Saving color changes for next login

Something I don't quite understand about "file in use by another process" exceptions.....

Locating Windows Application Installation Keys

Reflection - Delay Signing Error - HELP

Round to 2 decimals in a Datalist

&H201

MaskedTextBox Help

How to find my information

Bad practice with Enumerations....

MDI Child start position

Merge VB.NET and C#

vb.net 2003 ... Global Formatting ?

Drop your pants and grab your ankles..its VISTA!

Seeking info on httpweblistener....

Animations, Bitmaps and Icons of Visual Studio 2005

datagrid vs datagridview

Detecting the browser once IE7 comes out

Can we determine at runtime if app is Console or Windows?

How to lock a text file?

Combo Boxes in Datagrids

How to debug program error on Windows with another language?

Prompting for an IP address

Connect to the right SQL Server during runtime

Tab groups in VB2003 debugging

Reserved Word - Exception ? mdb table.

How can I get the data type of a data table's columns?

uncleared code

ASP.Net 2.0 programmatically forcing page re-load from the server

Access DB on a pocket PC

Experience Request: GPS Application

Multi-dimensional array - Question on Data types

What is the optimal way to upload 10,000 records to Oracle DB?