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  1. C

    Multiple connection strings

    I have a winforms application & depending on the user selection regarding SQL authentication there are 2 possible connection strings :- - using (var con = new SqlConnection(String.Format("Data Source={0}; database={1}; Integrated Security=True", Sql_ServerName, Sql_DataBaseName))) - using (var...
  2. C

    Data conversion, manipulation & transfer

    Hia all, Hoping you're all having a great festive season !! Quick question to pose :- I've a DataTable that has a single column and houses data in string format (as imported from external files). I'm now moving this data to a secondary DataTable and would like to apply some conversion /...
  3. C

    Passing data between DataTables

    Hia, I'm looking to move data between two DataTables (with a twist) & am looking for some guidance...... I have a WinForms application that works as follows :- - Form_A is the main form & has graphing elements on it - Form_A has two DataTables (a RawDT & an AnalysisDT) - Form_A calls...
  4. C

    Question Copy from datatable to new datatable

    Hi all, Hoping for some pointers / advice......... I have a winforms application that imports data from a flat file into a datatable. I need to select certain columns from this import & use there to populate a second datatable, as well as a dataview grid. The following is the code that I am...
  5. C

    Question Excel data import mapped to datagridview columns

    Hi all, I have an Excel spreadsheet that I am importing into a datagridview in a winforms application. Unfortunately the Excel spreadsheet comes from an external source that I have no control over and they often change the column order, headings, etc. All in all I cannot rely on a specific...
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