Hi, I am looking for an example how to use a sqlite embedded database in a windows app. Seen one? Please let me know greetings John ...more >>

Hello all Do you know how to change color of a button when the mouse is over it (like a button in manu bar can change its color in a website) in VB.net Thank you S.Hoa ...more >>

Hi, I want to create description for parameters of subs or functions like what VB.NET does (e.g when you are typing a function, a windows like a big tooltip displays various overloaded versions of that function and when you move between parameters, the description in bottom gets updated immediat...more >>

I get the following error when starting a web project from vb.net: ...Unable to start debugging on the web server. Server side-error occurred on sending debug HTTP request... I use Win 2000, visual studio 1.0, sql server 2000 is not being used. The problem began yesterday when I reloaded...more >>

I don't understand what to do with this code [1] that is supposed to enable the creation of an image from a provided URL and I'd appreciate it if someone could give me instructions how to compile and run the code so I can see what exactly is going on. <%= Clinton Gallagher [1] http://weblog...more >>

I have been trying the whole day to insert a table within an existing table in a Word document. I can not figured it out! Please help me..... : ( Public Class Form1 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click D...more >>

What is an equivalent of a Right Shift operator (>>) in visual basic 6.0? I am trying to convert a C++ code into visual basic that looks like the following: While (m < n) { k = (m+n) >> 1 } Thanks, Bob ...more >>

Hi, I'm developping a client-server soft (vb.net, Access DB) for a customer, he has the Access database on a server and The application on 6 client machnes in the same office (and on the server too). when I test it on the server where the DB is, every thing is ok But When I test it from a clien...more >>

I have created a hash table; dim h as new hashtable h.Add (0, "No Choice") h.Add(1, "First Choice") h.Add(2, "Second Choice") What I want to do is supply a value such as "First Choice" and return the key 1. I have found out how to enumerate all the values to the console, but I simply w...more >>

Hi, I'm generating both VB and C# code from language-independent interface definitions, which is why I'm raising this issue. (The problem apppears to be somewhat esoteric, but it is real in my situation and is about more than just convenience.) C# has the notion of an out parameter (which i...more >>

Hello, I have a dataset which i'm loading from an xml file (using ds.ReadXml() ) and I'm wondering how I can write back only the changed records to the xml file instead of saving the whole file back to disk. Thanks, Paul ...more >>

I have a few questions concerning a DataBound DataGrid. What event is raised when a User creates a new Row in a Databound DataGrid? How can I set the value in a particular column in the DataGrid programatically. I need to set one of my columns to a particular value whenever the user adds a ...more >>

Hi All, I have a simple application that allows users to clock in and out and stores the data for use by the payroll department. It spends most of its life as a tray icon and when the user clicks on it, a clock-in/out form is displayed. My problem is this: I've added a timer to the mai...more >>

Hello, when I try to print something, either DataGrid or from Crystal Report viever the folowing error message appears and cancels printing: Object reference not set to an instance of an object :(((( Anyone pls help me to solve this problem!!! thanks in advance, Adriano ...more >>

Hallo Is there anybody able to tell me if and how to restore a lost socket communication? I try to explain. Computer A and computer B are net connected and they estabilished a socket connection. A (which acts as a server) is waiting for data from B and, while waiting, it sends a "ping" charac...more >>

Hi All :-) Can anyone give me a URL where I can find a good example of code on how to create a temporary SQL table using VB.net? I've checked the Microsoft site at: http://msdn.microsoft.com/library/default.asp?url=/library/en-us/createdb/cm_8_des_04_8jtx.asp which is okay at explaining ...more >>

The following exception has been thrown by a VB.NET program: "System.InvalidOperationException Timeout expired. The timeout period elapsed prior to obtaining a connection from the pool. This may have occurred because all pooled connections were in use and max pool size was reached". I cou...more >>

I have just recently started playing around with VB.Net and I created a small app that used an existing com dll written in VC++ 6.0. I then noticed that it created a file called interop.mycom.dll. I also noticed that the exe file would not run without this file. I did some searching and...more >>

Hi, how can i set the text color of the tab ? and how can i set the backcolor of the text area (the top area) ? Thanks, T;-) ...more >>

Hi Every one, i have a login form which collect user and password from the user And i would like to give the user an option to remember his user and password for the next time. what is the best way to save the user and password and where should i save it ? Thanks T;-) ...more >>

Hi, Does anyone have a function that when called returns which operating system we are running on. E.g: Select Case GetOSVer() Case 1 'Win95 ... Case 2 'Win98 ... Case 3 'Win98SE ... Case 4 'WinME ... Case 5 'WinNT4 ... ...more >>

How do I test for existence of a file in the file system: If FileExists(myVariable & ".pdf") = True pnlMyPanel.Visible = True End If -- _____ DC G ...more >>

Hi, I am adding an new picbox and animated gif to it at runtime Dim img As Image =3D Image.FromFile(Application.StartupPath & "\animation.g= if") With pic_Wait .Location =3D New Point(300, 250) .Width =3D 72 .Height =3D 101 .BackColor =3D Color.Transparent ...more >>

I've got a vb.net app that uses webservices to download updates. One of our clients has called saying he cannot update and get the following error: System.Net.WebException: The underlying connection was closed: Unable to connect to the remote server. ---> System.Net.WebException: The remote ...more >>

Hi, Can I put a function name in a string and run that function. For example Function dbVersion01() .... .... End Function Dim strFunction as String ="DbVersion01" Call strFunction Something like that using delegate or some other way. Thanks in advance KG ...more >>

How do I get Autocomplete in a Combobox? /Lars ...more >>

I have a group of objects that I want to be able to echo information (Console.writeline in the NEw(), Add(), etc). The objects will be used in a service and in my test application (Winform). Would it be best to capture the std output and echo the information there? And if I did this, HOW do ...more >>

Does anyone know how to get the current logged on NAME from AD? I can get the username domain\username, but I would like to actually get John W. Doe from the currently logged in person. Anyone? Help? hehe Derek -- Derek Martin 593074 ...more >>

Is it possible to bind data from a stored procedure with parameters to a textbox that is not located in a datagrid or table? I also need to bind the data from the same procedure to a session variable. Please explain to me how to do it. Thanks ...more >>

Im trying to write an app that takes credentials I enter and automatically enters them in a popup (login box). If any one can point me in the right direction for capturing the login box. That would be great. Thanks Jason P...more >>

I would like to play with web projects via VB.Net I have a web site, hosted by my ISP, where a FP2003 site resides right now ( I wrote it). I would LIKE to use that site as a test portal for the project(s). .net comes back and complains when I put that site in the new project window as a ...more >>

I seem to have found a bug in the AddFromTemplate method of the ProjectItems object. I'm asking that someone can double-check/verify this bug before I submit it. I created a wizard (the vsz file for it along with a vsdir). I wrote a wizard object that implements EnvDTE.IDTWizard. In the Imp...more >>

Hello fro Italy, is there anyone who can help me here. This is easy code for inserting data in our company questionnaire. The problems comes when user inser a data with apostrophis. If he writes "la casa" it works but if he writes "l'albero" the message gives error because with apex in the strin...more >>

Hello I am trying to change the backgroup color of windows form datagrid. I found a sample class at the following URL http://msdn.microsoft.com/library/default.asp? url=/library/en-us/dnwinforms/html/wnf_CustDataGrid.asp I get a compilation error sub 'Paint' cannot be declared 'Overrides'...more >>

I haven't got a "Windows Forms" tab in my toolbox. I think I accidentally right clicked and deleted it. How do I get it back? -Jerry ...more >>