by: Yasutaka Ito |
last post by:
Hi,
My friend had a little confusion about the working of DataReader after
reading an article from MSDN. Following is a message from him...
<!-- Message starts -->
I was going thru DataReader...
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by: Ravi |
last post by:
Hi,
I am not able to understand why a datareader needs a connection to the DB
all the time. Here is what I tried.
Sqlcommand cmd = ("select * from table1",con)
// where con is the connection...
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by: Jason Huang |
last post by:
Hi,
Is it possible to bind DataReader to a DataGrid in C# windows form? And
how?
And can we update data in a DataSet by using the DataReader?
Thanks for help.
Jason
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by: Thomas Scheiderich |
last post by:
I have 2 dropdowns that are exactly the same and I don't want to re-read
for each.
Is there a way to do something like below where I read the data, bind to
depCity1 and then bind to destCity2. ...
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by: Mark |
last post by:
Hi all, quick question , a DataView is
memory resident "view" of data in a data table therefore once populated you
can close the connection to the database. Garbage collection can then be
used to...
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by: Andrei Pociu |
last post by:
In a typical ASP .NET Web Application (website), I'm currently using a class
where I declare some public static objects. For example there's the place
where I initialize the SqlConnection.
Also...
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by: Brent |
last post by:
I'm having a hard time wrapping my head around how to build a
multi-dimensional array of n length out of a DataReader loop. Take this
pseudo-code:
=======================================
public...
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by: Varangian |
last post by:
Hi all,
the question I want to ask if the conversion of a DataReader to a Table
looping through the DataReader is better than using the Fill Method of
the DataAdapter... I'm asking because...
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by: Diffident |
last post by:
Hello All,
I would like to use DataReader based accessing in my Data Access Layer
(DAL). What is considered to be a best practice while returning from a DAL
method that executes a query and...
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by: Johnny Jörgensen |
last post by:
I've got an error that I simply cannot locate:
I've got a form in which I use a datareader object to read information from
a db. After the read, I close the reader and I dispose of both the...
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by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 7 Feb 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:30 (7.30PM).
In this month's session, the creator of the excellent VBE...
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by: MeoLessi9 |
last post by:
I have VirtualBox installed on Windows 11 and now I would like to install Kali on a virtual machine. However, on the official website, I see two options: "Installer images" and "Virtual machines"....
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by: DolphinDB |
last post by:
The formulas of 101 quantitative trading alphas used by WorldQuant were presented in the paper 101 Formulaic Alphas. However, some formulas are complex, leading to challenges in calculation.
Take...
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by: Aftab Ahmad |
last post by:
Hello Experts!
I have written a code in MS Access for a cmd called "WhatsApp Message" to open WhatsApp using that very code but the problem is that it gives a popup message everytime I clicked on...
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by: Aftab Ahmad |
last post by:
So, I have written a code for a cmd called "Send WhatsApp Message" to open and send WhatsApp messaage. The code is given below.
Dim IE As Object
Set IE =...
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by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 6 Mar 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM).
In this month's session, we are pleased to welcome back...
|
by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 6 Mar 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM).
In this month's session, we are pleased to welcome back...
|
by: jfyes |
last post by:
As a hardware engineer, after seeing that CEIWEI recently released a new tool for Modbus RTU Over TCP/UDP filtering and monitoring, I actively went to its official website to take a look. It turned...
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by: ArrayDB |
last post by:
The error message I've encountered is; ERROR:root:Error generating model response: exception: access violation writing 0x0000000000005140, which seems to be indicative of an access violation...
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