I\'m learning LINQ/EF and I have coded the following snippets. Create/Read/Update work but Delete throws an InvalidOperationException.When I mouseover the error it shows null values for the Customer o
I have been writing a sql clr udf that is called from a stored procedure to save an unknown file type (jpg, doc, pdf, etc) to the file system. The UFD accepts a param of type SqlBytes that is getting
I have a SOAP service that\'s been running for a little over a month now. Over the past two weeks we\'ve had situations where the service will randomly start to generate exceptions. Each time, they se
I use SelfTracking entities, everything was working ok until we added some fields in a reference detail table. I can\'t get what is the problem with the reference foreign key! I haven\'t design the da
following is a code snippet: class xxx { public xxx(){} try { throw new Exception(Invalidoper开发者_JAVA技巧ationException);
I\'ve using EF for a while but I\'ve never had this problem. Basically we have a WCF services that provide data for web front end. In that service, we use EF 4 as data implementation. Bypass all the r
I have a type of control that holds a GridView and some utility buttons. The control is used everywhere in my application. It is populated asynchronously, through delegates:
I developed an applicatin using Visual Studio.Net 2008Team System with Infragistics Net Advantage Tools 2010.3 and made a Setup Exe file for my application and installed on client machines where they
I have a WPF application that calls a winforms subform. The winform calls a WPF window using showDialog(). The WPF window contains borders that I am setting the background image of. My problem is this
Ok... this has me stumped.I\'ve overridden OnContentTemplateChanged in my UserControl subclass.I\'m checking that the value passed in for newContentTemplate does in fact equal this.ContentTemplate (it
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