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Using LINQ to 'Hand-Optimize' Your Code

On my current project, we're in a 'make it faster' mode right now.  We've already knocked out a bunch of low-hanging fruit, and the profiler is telling me that about 10-15% of my time is spent by CSLA looking up authorization rules in a Dictionary<string,X>.  Read More...
Posted Thursday, April 10, 2008 9:28 PM by jrupp | 1 Comments
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How do you get asp:DataGrid to render headers with '<th>' instead of '<td>'?

UseAccessibleHeader="true" of course. What did you think it'd be called, "UseTHTag" or something reasonable? We can't do that, you might be able to figure it out on your own that way. Read More...
Posted Wednesday, January 16, 2008 5:09 PM by jrupp | 0 Comments
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Office integration: easier than I thought

Friday morning, one of my co-workers idly remarked about something that occasionally happens to all of us -- we write an email and in some way reference a file we're intending to attach, but forget to attach the file. Especially if you're sending a build Read More...
Posted Monday, January 14, 2008 8:47 AM by jrupp | 2 Comments
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"Just My Code" vs. unit test mocks that explicitly throw exceptions

The project I'm currently working on is using unit tests will nearly full code coverage to ensure things continue to work as we refactor the code. Today, I was working on writing the unit tests for some code that adds some logging to exceptions throw Read More...
Posted Wednesday, January 02, 2008 2:06 PM by jrupp | 0 Comments
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Using AttachDbFilename with VS 2008 unit tests

The current project I'm working on is using Visual Studio 2008 and it's unit testing framework (which is very similar to NUnit). I've figured out how to mock out most of the code that needs it, but there's a bit of code I want to test against an actual Read More...
Posted Wednesday, December 12, 2007 12:56 PM by jrupp | 0 Comments
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Performance problems with unnamed parameters and the OleDbCommand

Adding unnamed parameters to an OleDbCommand is a quadratic operation, not a constant-time operation. Read More...
Posted Tuesday, October 09, 2007 6:31 PM by jrupp | 0 Comments
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Static objects + databindings = memory leak

The project I'm working on right now makes extensive use of databinding in many windows (implemented as user controls). Naturally, we're very careful to make sure each window gets disposed when the user navigates away from it. However, we were still experiencing Read More...
Posted Sunday, May 06, 2007 4:19 PM by jrupp | 0 Comments
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Getting MSI created in Visual Studio to uninstall old versions

A project I'm working on right now uses a per-user installation model with MSIs. During some testing with the people in charge of managing installation, we noticed that "Add/Remove Programs" was showing multiple copies of our app -- one for each version Read More...
Posted Thursday, April 26, 2007 8:29 PM by jrupp | 0 Comments
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