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Member Avatar for GagaCode

hey all, i have a little issue here with the below however the wired thing that i encoutred is that the below code run only for one time perfectly and when i invoked it again it displayes the error : " The ConnectionString property has not been initialized. " private …

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Member Avatar for G_Waddell

HI All, I'm writing an application in Visual Basic .NET but the application will use a SQL backend. If the user runs the application and the backend database is not set up, I want the user to select a SQL Database Instance, supply an administrator user ID (sa) and Password …

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Member Avatar for androtheos

I have a console application that I need to run a stored procedure in but I'm getting this error: a t S y s t e m . D a t a . S q l C l i e n t . S q l C o n n …

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Member Avatar for kindofsudden

I have a bound datagridview and a dataset with tables. I have two sets of comboboxes bound to the same field "Restaurant" in the tables (mirroring each other). In the "NewEmployeeRestaurant" combobox I change the value and it reflects in the datagridview. I can shoot around clicking all over the …

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Member Avatar for galhajaj

Hello :) i intend to make a game in c# that will contain information of 10,000 people i dont familiar with db yet but i guess from a little reading that the best way is to use ADO.NET sql library... the game is not on the internet, it will be …

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Member Avatar for tapandesai007

I have form where 4 buttons(Platinum, Diamond, Gold and Reset) are there, I have 3 Panel Control one for each of the first 3 buttons, what I want to do is that when I click on any one of the first three buttons the Panel for the respective buttons should …

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Member Avatar for tapandesai007

I have added a panel control at the design time and I want to add some buttons in the panel at the runtime, the code for adding the buttons in working perfectly, but the problem is with the Panel control, when the Buttons are added at the run time, the …

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Member Avatar for tapandesai007

I have a Windows Form where 225 buttons are added at the run time, also I have the database which have two columns (first column is the SeatNumber with the datatype nchar(4) and the other column is IsBooked with the datatype bit). The SeatNumber contains data like this, A1,A2,A3,A4................O13,O14,O15, The …

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Member Avatar for symeramon

Hi there all, First of all, I need to say that I'm so happy to join you... Second, I have a problem... First I created a form page with a constructor that fills the listbox in it... As you can imagine all stuff begins after filling it... However, a friend …

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Member Avatar for roxin_phoenix

Hi all. I'm new in .NET programming. I want to make an application using C# and Microsoft Access. I cannot found any good tutorial about C# and Access. I just want to know how to connect, insert, delete, edit, and update database. Any suggestion for a good site to learn …

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Member Avatar for JohnDove

My vb 2008 app uses Excel, but only briefly. Can I avoid referencing the Interop library Microsoft.Office.Interop,Excel?? Is there another way to link to Excel? In terms of its dealings with Excel, my app does little more than open a workbook and shade some cells. Many thanks

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Member Avatar for digitalsindhx

Friends I m working with RowFilter, its working good with String Data, and like statements, specially its Autometed functuallity with string data is good, just like in follwing code (it is written in Textbox "txtSearch"s TextChanged Event) [CODE] Private Sub txtSearch_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles txtSearch.TextChanged …

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Member Avatar for digitalsindhx

I have created simple database project, using vb.net, ado.net, oledb, datatable, datagridview. My program is working nice, I just need Help with how to add, delete, update and edit records. Can any one please and please help me in this case, or can provide any good tutorial or source code …

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Member Avatar for digitalsindhx

Friends I m workin on vb.net ado.net oledb, I have also added datagrid Control to my form for retriving database from .Mdb file i used following code [code] 'decleared Name Space Imports System.Data.OleDb 'Dicleared Variabls in Class Form1 Dim con As New OleDb.OleDbConnection Dim ds As New DataSet Dim da …

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The End.