Cannot have multiple items selected in a DropDownList

January 13, 2011

This error caused me at least an hour of research and nothing really helped. I found this error in an application I was building to test out some features in a Web Service I’d created. I was building a couple of ASP.Net DropDownLists to hold Day, Minute, and Hour values and just threw all of [...]

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Filed under:
ASP.Net, C#, Strange Errors by Bert

Multi-threading in WPF 4.0

January 4, 2011

I have to build a desktop application and decided it was about time I played with Windows Presentation Foundation because it has some exciting options when it comes to building applications. The basic concept for this application is that it will run all the time and use background worker threads to accomplish various tasks. I [...]

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Filed under:
.Net 4.0, Multi-Threading, WPF by Bert