LOSS OF DATA IN DATASOURCE
Hi PalsThis is my first time of developing an application in visual studio. Am using Linq to SqlI have a datagrid view that holds a table data. On execution it is working fine and i can enter data and...
View ArticleShould SqlDataSource Selected Event always fire?
Hi In the page load of my webpage I call a databind for a gridview.It generally calls this event handler :protectedvoid SqlDataSource1_Selected(object sender,SqlDataSourceStatusEventArgs e) However...
View ArticleA data source instance has not been supplied for the data source...
i have an webapplication and i have 2 reports first report give me list with all application i have in my database table when i click on one id of this list it shuld rediract me to the second report...
View ArticleClik here to view.
Connection string with .mdf file
Hi EveryoneI'm making a new website with ASP.NET (visual studio 2012). First I need a connection string in my config file, like this:<connectionStrings> <add name="BookstoreConnectionString"...
View ArticleHow do you find nested listview controls in ListViewDataItem
I need to retrieve the value of checkboxes that are in a nested listview.<asp:ListView ID="StandardsListView" runat="server" DataKeyNames="Id" ><EmptyDataTemplate><table id="Table1"...
View ArticleThe age old Selecting Event not firing
I have 3 combo boxes whose datasourceID is a sqldatasource.cmbCampus (list of all University and Colleges who have organizations that are our customers)cmbOrg (list of all Organizations on a particular...
View ArticleProblem editing checkbox ListViewItems by getting new values
Is it possible to iteriate through ListViewDataItems to save changes to checkboxes in a ListView? My problem is when I modify the checkboxes the new values are not being passed to my code behind.Here...
View ArticleUse Session Variable in SelectCommand
I have a DetailsView control, that I generate after a user selects a row from a previous GridView. I would like the DetailsView to only get records where the employeeID is equal to the employee id I...
View ArticleClik here to view.
Issues using Request with SqlDataSource
Hey everyone,Just started a course on webdev and its going well, up until this point.I cannot get my site to display information passed from a Request such as...
View ArticleSQL to copy row and change 1 column value
How do I write the sql code to copy a row within a table, but at the same time change the value of one of the columns of the row being copied? I am using SQL Server 2005, C#, stored procedures and a...
View ArticleRetreive single value from database in page load
hi,I have a database with one table. --- CustomerID, CustomerName, CustomerEmailI want to retreive the email string by CustomerID in my page load. I"m getting the CustomerID from the query string.I...
View ArticleFiltering in an SQLDatasource
In a SQLDatasource I hve the following sqlSELECT Locations.Name, COUNT(*) AS TotalCars, SUM(CASE WHEN StockType = 'NEW' OR StockType = 'DEMO' THEN 1 ELSE 0 END) AS TotalNewAndDemoCars, SUM(CASE WHEN...
View ArticleReturning DataReader from separate class file (in App_Code folder)
I am trying to improve my web app code bu moving functions to a separate Class file which in contained in the App_Code folder.My first attempt which calls a method from my web form codebehind...
View ArticleUpdate the SqlDataSource for ListView
Is it possible to pass a variable to the SelectCommand in the SqlDataSource for a ListView, lets say from a DropDownList?Right now I have a value in SelectCommand that I would like to pass a variable...
View ArticleIncorrect syntax near 's'. Unclosed quotation mark after the character string...
hi! im just wondering what makes this syntax wrong?cmd.CommandText = "SELECT * FROM Client,Project WHERE Client.ClientName = '" + client.SelectedValue + "' AND Project.ProjectName = '" +...
View Articleread data from database by datareader to textbox and update data .the textbox...
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Data.SqlClient; using System.Web.UI.WebControls; using System.Configuration; using...
View ArticleConversion failed when converting the nvarchar value xxxxxxxx to data type int
I am using Sql server 2005, Asp.net 2.0. In my application i have to store a mobile number in database, and in table it is declared as nvarchar(50) (datatype). In stored procedure as it is...
View ArticleSQL - Filter on the user who is logged in
I'm a bit new to SQL and I coudnlt figure this out in my references, maybe you guys can help.I've added two collums of data (Account_Balance and Pending_Balance) to my Users table in the ASPNETDB.mdf...
View ArticleUpdate unable to find TableMapping['Table'] or DataTable 'Table'.
Hello there,I am getting this error message "Update unable to find TableMapping['Table'] or DataTable 'Table'."Code follows -If validateForm() Then Dim ds As New Data.DataSet Dim...
View ArticleInserting NULL in a TableAdapter
I have two columns not nullable (A and B) and one column nullable (C). All the columns are nvarchar.I want to insert a record and leave C null.How do I do this with:MyTableAdapter.Insert ( "A", "B",...
View Article
