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How to merge a Dataset while ignoring null column values Posted by yachea2002 NO[at]SPAM hotmail.com at 7/30/2004 2:13:21 PM Hi, I am trying to merge a Dataset with author one that contains some
null column values.
Ex:
Table A (Main Table)
Id: C2: C3
01 null 30
02 null 30
Table B (Source Table)
Id: C2: C3
01 50 null
02 50 null
When I try A.merge(B) this is what I get:
Table A (Main Table)
...more >>
datagrid control & stored procedures - how to use together Posted by steve at 7/27/2004 9:29:31 AM I'm trying to write a small app using vb.net going to SQL Server 2k, and
using:
Imports System.Data.SqlClient
Imports System.Data.SqlTypes.
I'm using all stored procedures, necessarily, and am having quite a bit of
trouble interogating, updating, and generally manipulating the datagrid
c...more >>
Article: Permissions View Tool (Permview.exe .Net FrameWork Tools Series) Posted by Namratha Shah \(Nasha\) at 7/27/2004 7:07:05 AM Hi All,
Permissions View Tool is shipped with .Net FrameWork. This tool is used to
view the Declarative and Requested permissions set on an assembly.
So let us create an assembly set some requested and declarative permissions
on it and view them with Permview.
Let us start by creating an ...more >>
Wonder why GC has only 2 generations ... here is the answer. Posted by Namratha Shah \(Nasha\) at 7/26/2004 8:05:20 PM Hi Guys,
Wonder why GC has only 2 generations :
The CLR Garbage Collector is a generational, mark-and-compact collector. It
follows several principles that allow it to achieve excellent performance.
First, there is the notion that objects that are short-lived tend to be
smaller and are acce...more >>
Properties Form Posted by Simon McCabe at 7/26/2004 5:08:11 PM Hi all,
I am looking into developing a record update form that mimics the look and
feel of the properties form in Visual Studio.NET.
Has anyone come across this type of solution before, or have they developed
something like this.
I am interested in any thoughts you may have on this.
Rega...more >>
.Net Technologies and Data Conversion Posted by timdennis30 NO[at]SPAM hotmail.com at 7/19/2004 7:46:42 AM I am researching a potential solution for my company. Currently we
convert a new client's dataset into our own data structures using Fox
Pro and then Sql (Our data is in SQL). There are a lot of field
mappings going on in the first part of the conversion. I would like
this to be done through t...more >>
DataProjects How/Why Posted by Ed Warren at 7/15/2004 1:18:36 PM I have a GCE (gross conceptual error) regarding the how/why of Data
Projects -- I have read all I can find from Microsoft and the help from
Visual Studio. I can build a Data Project, by adding it to my solution.
But I cannot find anything about how to use it to connect into the
applications for...more >>
Viewing deleted rows in a dataset Posted by fredchen8 NO[at]SPAM yahoo.ca at 7/13/2004 7:36:09 AM My application has a save button that the user must press before
changes in the DataSet are committed to the database.
I am using the Delete() method to delete rows fromt the DataSet.
I am having trouble reading columns from rows whose row state is
Deleted in the DataSet that is returned by ...more >>
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How to populate stongly typed datatables with Batch Queries(Or Multiple recordsets) Posted by summitemr NO[at]SPAM hotmail.com at 7/12/2004 10:30:06 AM Does anyone know how to populate strongly typed datatables with batch
queries (or as they used to be known as Multiple Recordsets in ADO
2.x)
I would like to do it without using dynamic datatables and mapping to
to the strongly type datatables.
Thanks,
David...more >>
Getting MAPI to fetch() from a different directory? Posted by Ted at 7/3/2004 9:00:12 AM I am trying to get the Fetch() to retrieve the messages from another folder
other than the "Inbox".
I would like to read the messages in the "Sent Items" or "Outbox".
I am using VB.NET version 7.0.
So far I have this and it works fine for the Inbox.
MAPISession1.SignOn()
MAPIMessages1.Sess...more >>
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