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When building an ASPapplication that generates Word documents, it was working fine on the local machine. A windows XP installation with Office 2007. When we deployed it to windows 2008 (64 bit) and Word 2007 we saw that Documents.Open returned null. Other than this, there are no exceptions. The code...
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When installing SQL Server 2008 R2 on a Windows XP development machine that has been around for quite some time, I got an error stating an unhandled exception occured in the application (see image). The error showed up directly upon startup and read: An error occurred creating the configuration section...
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Just saw this on Channel 9 - http://bit.ly/ojq6Hk . It refers to a blog post by Gal Ratner , http://bit.ly/p093H7 . Discussion on Skype API and source code for how to attach to Skype process and redirect conversations allowing you to record them. Check it out.
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Among its many qualities, I found that reflector! always had a remarkable ability to just disappear from my machine when I called upon it. It’s not every day that one needs to view the source code of some binary, but occasionally I would find myself looking at the IL generated by my code, and I’m not...
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About a month ago I started diving into the world of Rails again . As I said in that blog post, Rails has always had much thought leadership and has always been a hip way to develop. Now 2 of the main new technologies that where discussed in that blog post have made it into the .NET world in a very polished...
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When installing the Windows Azure AppFabric Tools for Visual Studio (found here ), you might get the error message shown on the right, stating that Windows Server AppFabric is installed and that it is not compatible with this release of Windows Azure AppFabric Developer Tools for Microsoft Visual Studio...
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When writing WCF services, most of us find ourselves writing quick test applications. To give you more time to do what a developer should be doing (adding business value to the project) the Visual Studio team added a WCF test client that can help you reach goals faster. This is not a very difficult application...
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When you’re creating a desktop application you'd probably want to store some user settings. Especially when using the Ribbon inside your application, there are several things (like RibbonIsMinimized and ShowQuickAccessToolBarOnTop ) that users can set and want to keep even if the application en closed...
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Saving a file from Silverlight using the SaveFileDialog , added in Silverlight 3, is easy. If you’re used to desktop development however, you might find yourself getting a SecurityException with the message ‘File operation not permitted. Access to path 'xxx' is denied.’. Here’s why: In desktop...
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For a project I’ll probably dedicate a post on this blog to in the future, I needed a ZIP library for Silverlight. After asking around on twitter ( @rickvdbosch ) I was pointed towards the SharpZipLib port on Codeplex, found on http://slsharpziplib.codeplex.com . Basically what I wanted to do was replace...
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The above scenario gave me the well-known could not load file or assembly error message. The assembly that couldn’t be found was ‘log4net, Version=1.2.10.0, Culture=neutral, PublicKeyToken=692fbea5521e1304’. Or one of its dependencies of course… The situation in which I was getting this error message...
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A long time since my previous blog as nowadays I often tweet my ramblings but this one does not fit a tweet :-) Sometimes you are working with strong named assemblies and when you are having unit tests and want to access internals then you have to use the InternalsVisibleTo assembly attribute. So to...
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Although the feature has been around since ASP.NET 2.0, I still meet people that don't know and/or use app_offline.htm. Do you know (and use) the feature...? When working on an ASP.NET web application, you should notify your visitors in a decent way that your application is down. There's a nice...
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Because we were still using an old Visual Studio 2005 solution which included a Web Site project, it was time to upgrade. We upgraded our Visual Studio 2005 solution to Visual Studio 2010 (and .NET 4.0), converted the Web Site Project to a Web Application Project and then, of course, the AjaxControlToolkit...
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While working on a project with a LinqToSQL Classes object (.dbml), sometimes your dbml file will get hosed when you remove/add/modify some part of the data model. At first, my error was "The custom tool 'MSLinqToSQLGenerator' failed." , indicating that the LinqToSQL custom tool was...