Recent Posts

2
Comments

Adhoc testing of .NET RIA Services by preishuber

Suddenly my Silverlight 3 application breaks during development process. Cause I have installed Visual Studio 2010 a few hours before, I was sure: must be something with 2010 . After uninstall and reinstall SP1 everything worked fine, except .NET RIA...
Filed under: , ,
2
Comments

Open SQL Port for specific IP by ASP.NET Website by preishuber

We run a public SQL Server on Windows Server 2008 and had a lot of dictionary attacks in the past. To prevent that, do following 1) disable sa user 2) enable Windows Firewall, set a inbound rule ( here named sql) and lock the port 1433, then add the external...
Filed under: , ,
28
Comments

ASP.NET have left the track? by preishuber

I am a fan of ASP.NET. I have teached hundreds of peoples, written some books, have been MVP for that topic. But now I have doubts. Today I try to build a special kind of user navigation experience. I learn ASP.NET have stopped to grow since version 2...
Filed under:
5
Comments

Silverlight Twitter Client with authentication by preishuber

Its not easy to access a cross domain RSS feed. But it is nearly impossible to do same with authentication. HTTP Client stack and HTTP browser stack in Silverlight 3 and beyond does not support authentication. All tricks with manipulating HTTP header...
12
Comments

Silverlight 3 Visual Studio 2008 Designer Preview by preishuber

Documentation says that Design Preview in Silverlight 3 Tools for Visual Studio 2008 is away. The preview with Silverlight 2 was only read only and sucks. OK is bad but no preview is even worse. When you right click a XAML file there is still context...
Filed under:
4
Comments

Silverlight 3 Beta to RTW changes by preishuber

It is very important that your applications are ready for Silverlight 3. If you have developed with the Beta bits you have to do a lot of changes to get ready for RTW. There exists a document changes.docx which I can not find at the moment. For that reason...
Filed under: ,
2
Comments

ADO.NET Dataservice This collection already contains an address with scheme http PartII by preishuber

You may have searched for This collection already contains an address with scheme http.  There can be at most one address per scheme in this collection. Parameter name: item I have written some time ago a blog post which have a workaround with removing...
Filed under: ,
11
Comments

Silverlight 2.0 Compression Rate by preishuber

After a short discussion in silverlight forums with a guy who have only 19kb line, I checked out compression for XAP files. A XAP is a zipped package of DLL’s and resources. With winrar installed you can open by context menu from Visual Studio Explorer...
Filed under: ,
7
Comments

B# and Silverlight Isolated Storage by preishuber

I am a VB developer. As most of expert coder are using C# I must step forward. B# is the language which can be written by VB guys and make it readable for C# gurus. Today's topic is the data store of Silverlight on client side- isolated storage. Isolated...
Filed under: , , ,
6
Comments

Input Validation with Silverlight by preishuber

I miss ASP.NET. With the 2.0 Microsoft had the world best technology for creating applications of all kind. Small or large, ASP.NET 2.0 have features for all. Now several years later we have Silverlight 2 (no 2.0) and should be good as ASP.NET 2.0!? I...
Filed under: ,
More Posts Next page »