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We have already tried network service and domain administrator accounts. We just tried administrator and it still won't work...
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Hello,
Is there a way of RowFilter the null columns?
Sort of:
dataview.RowFilter = "RevenueID = " + WHAT GOES IN HERE?
Thank you.
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Try:
dataView.RowFilter = "Isnull(RevenuID, '*NULL*') = '*NULL*'";
the '*NULL*' is simply a replacement string. It can be anything you wouldn't find in the column.
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I tried that before.
Unfortunatelly the RevenueID is an integer, so it gives me an exception that it can not perform an '=' operation on Int32 and String.
Don't know what to do.
Thank you
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Hello,
Try To Use this:
dataview.RowFilter = "RevenueID IS NULL" if u need to view the null values
dataview.RowFilter = "RevenueID IS Not NULL" if u need to view the not null values
good luck.
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Hi
I am trying to post some xml data to secured server https:// using HttpWebRequest of System.Xml class in c#. It works fine and get valid response from remote server 1st time when I post the request but in the subsequent request I get following exception of HttpWebRequest "The remote server returned an error 400 bad request " but if restart the application and try to send again it does not throw this exception.
Would much appreciate your help if anyone of you had encountered the same problem and resolved it.
Thanks in advance
Share knowledge to enhance your learning
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Hello,
I have a table "LotYields", and I have a dataview.RowFilter on this table to display only certain rows depending on RevenueID (column in dataview).
However, I want to create a new record in the table, and RevenueID will be null, is there a way do Filter that row, and set the values to it's cells.
Thank you
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Hi,
In c#. NET, why two dlls in two different projects
cannot refer to each other (causing circular dependencies when compiling) ?
What should I do if the two dll really need to refer
to each other ?
Thanks
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One way to over come a circular reference is (if I may coin a new phrase) code triangulation.
Basically, what you want to do is create a third assembly with the "common" items you need to access stored with it (enums, methods, properties, etc). Then add that third assembly as a reference in the other two. That way the third assembly becomes an intermediate between the two.
In Assembly1:
private void Method1()<br />
{<br />
Assembly3 a3 = new Assembly3();<br />
a3.PropertyA = "Something";<br />
<br />
a3.Commit();<br />
}
In Assembly 3:
public void Commit()<br />
{<br />
Assembly2 a2 = new Assembly2();<br />
a2.DoSomeWork(this);<br />
}
In Assembly2:
public void DoSomeWork(Assembly3 a3)<br />
{<br />
<br />
Console.WriteLine(a3.PropertyA);<br />
<br />
}
Hope this helps. Let me know if you have questions
Peter Corcoran
peter@corcoranp.com
www.corcoranp.com
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If you have circular dependencies, you really need to think about redesigning the code. Circular dependencies are a design flaw. I've never found one that I couldn't fix with a better design.
I'll give you an example: In our project, we have a number of custom controls.
One is a general control library that contains a collection of basic controls.
Another is a grid control which uses a number of controls from the general library.
A third is a library of less basic controls that tend to be composite controls of the general or grid control. It also contains things like our custom modal form class.
We ran into a problem where the grid needed to use the custom modal form to display grid configuration information. Obviously, this would have created a circular reference since the third library already has a dependency on the grid control. The solution was to make the custom form control a "general control", which in the end made more sense.
As the previous poster pointed out, the solution is often a third library.
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I had a similar situation too.
Live Life King Size
Alomgir Miah
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Hi,
How can I get the version number of the Setup (last item in the deployment-project property window)?
I would like to use this version # instead of the complex Application.ProductVersion #.
Thanks
Ariadne
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Hi!
IIRC, there's the variable [ProductVersion] you can use, for example as argument to a custom action.
Regards,
mav
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Hi Mav,
there's the variable [ProductVersion] you can use
does that mean, I have to export this variable at setup-time into eg. registry-entry and read that, if the user requests a about box?
Ok - good idea, but how to insert the [ProductVersion] in the Registry-key? What do I have to type in the value property of the registry settings property in the setup project?
Thanks
Ariadne
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Doesn't simply setting the RegKey's value to [ProductVersion] work?
I guess Windows has to store this value somewhere in the registry as well, because you can look it up using the Software control panel, but I don't know where.
Regards,
mav
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mav.northwind wrote:
Doesn't simply setting the RegKey's value to [ProductVersion] work?
No, unfortunatly not.
mav.northwind wrote:
guess Windows has to store this value somewhere in the registry as well, because you can look it up using the Software control panel, but I don't know where.
Yes, but it is a path like:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\<br />
CurrentVersion\Installer\UserData\S-1-5-18\<br />
Products\18BDC9716DDB9A34F877C4F67C64396B\InstallProperties
and that is IMHO too heavy to decode.
Now I'm just writing a little program, which increments the build No. each time a build a release version. (I have posted an article here in codeproject). This make more sense in my situation.
Thanks
Ariadne
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I want to drop text in a TextBox (using Drag&Drop). But i want to drop it at the current MousePosition and not just add at the end of the Text.
In another words:
How can i convert the MousePosition to the characterindex of the TextBox?
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Hi folks,
I have an issue with the System.Diagnostics.PerformanceCounter class (and associated classes).
I have a Windows Service written in C# that creates and uses it's own performance counters and this all works fine on XP, but when I run the service on NT4 (the target platform, unfortunately) I get a PlatformNotSupportedException thrown.
Now, the documentation says the PerformaceCounter, and CounterCreationDataCollection are supported on NT4.0 workstation and server -- are the docs wrong, or is there a part of the jigsaw missing?
Cheers
Dr Herbie
Dr Herbie
Remember, half the people out there have below average IQs.
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I've been playing around with SharpDevelop and C#, and started doing very simple C# programs. I created a textbox using the design view, went to the code view and modified some code. I built and ran the program, and it worked. So far so good.
But I switched to design view and back to code view again. Poof! My changes are gone. Bummer! My guess is that every time you switch from design to code view, it updates the code, throwing out changes you might have made.
The change I made is in the InitializeComponent() method, if it helps.
Does anybody know of a setting where I can disable this from happening? Or does it require a code fix?
Cheers,
Vikram.
http://www.geocities.com/vpunathambekar
"You still have the coolest name on CodeProject." — David Wulff to me.
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You shouldn't be able to edit this... that method is SPECIFICALLY for designer-generated code. If you need to change a setting in this method then you should be doing so using the designer/property grid.
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I fixed it by putting the code in the form's ctor after the call to InitializeComponent(), as Patric suggested.
Thanks!
Cheers,
Vikram.
http://www.geocities.com/vpunathambekar
"You still have the coolest name on CodeProject." — David Wulff to me.
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When you use Visual Studio it adds the following little comment to your code right above the InitializeComponent() method
#region Component Designer generated code
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
private void InitializeComponent()
Put you changes in the OnLoad eventhandler or the contructor instead.
/Patric
My C# blog: C# Coach
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I saw those comments, but just did not know where else to put them. Besides, the changes I made were pretty 'harmless'.
Patric_J wrote:
Put you changes in the onload eventhandler or the contructor instead.
That worked. I put them in the ctor *after* the call to InitializeComponent, and it worked beautifully.
Thanks, Patric!
Cheers,
Vikram.
http://www.geocities.com/vpunathambekar
"You still have the coolest name on CodeProject." — David Wulff to me.
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Patric_J wrote:
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
Perhaps the comment should be modified to explicitly state that it's autogenerated code and that changes will be lost using the header generated by the xsd tool as a template.
//------------------------------------------------------------------------------
// <autogenerated>
// This code was generated by a tool.
// Runtime Version: 1.1.4322.2032
//
// Changes to this file may cause incorrect behavior and will be lost if
// the code is regenerated.
//
//------------------------------------------------------------------------------
//
// This source code was auto-generated by xsd, Version=1.1.4322.2032.
//
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hii all:
am developing an Encryption algorithm and i have to read the input file as block of bits . the block length 512 bits. i store them in bitarray collection, the problem is how can i convert them back using c# to 64 bytes?
marcoryos
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