Top "Datatable" questions

How I can filter a dataTable with Linq to datatable?

hi how i can filter a datatable with linq to datatable? I have a DropDownList and there I can select …

c# asp.net linq datatable linq-to-dataset

How to retrieve values from the last row in a DataTable?

I am having problems retrieving values from the last inserted row in a Data-table. I have a login form and …

c# asp.net sql datatable datarow

IEnumerable to string

I have a DataTable that returns IDs ,1 ,2 ,3 ,4 ,5 ,100 ,101 I want to convert this to single string value, i.e: ,1,2,3,4,5,100,101 How can …

c# asp.net linq ado.net datatable

Transform a DataTable into Dictionary C#

I want to know how to transform a DataTable into a Dictionary. I did something like this. using System.Linq; …

c# linq dictionary datatable enumerable

DataTable already belongs to another DataSet

This error is occuring while adding one datatable from a dataset to another ."DataTable already belongs to another DataSet." dsformulaValues.…

.net vb.net datatable

How I can search rows in a datatable with a searchstring?

I want to search rows in my DataTable. I've tried this: protected void imggastsuche_Click(object sender, EventArgs e) { string …

c# listview datatable datarow

How to check if Datarow value is null

Tell me please is this is correct way to check NULL in DataRow if need to return a string Convert.…

c# datatable null datarow

Mapping columns in a DataTable to a SQL table with SqlBulkCopy

I would like to know how I can map columns in a database table to the datatable in c# before …

c# sql datatable sqlbulkcopy

.NET - Convert Generic Collection to DataTable

I am trying to convert a generic collection (List) to a DataTable. I found the following code to help me …

c# generics collections datatable nullable

How to delete multiple rows in a DataTable?

How can I delete specific DataRows within a loop of a DataTable rows which meet a custom condition -lets say …

c# .net ado.net datatable datarow