Extending Excel Functionality with a C# COM Library

Creating Compiled Code Libraries for Excel Using C# Excel analysts and developers who create useful functions often wish to share their work with coworkers and others. For many applications, creating an Excel macro workbook (xlam file) is sufficient. But for some code, the need for more power requires the development of libraries of compiled code. […]
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How to call F# code from C#

          Functional programming is popping up everywhere these days. Why? And should we care? One reason we are seeing more of it is the explosion of interest in parallel processing. Computing clusters (for big data analysis), general purpose GPUs and multi-core processors all use parallel execution to deliver their performance benefits. […]
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Five C# 6.0 New Features to Look Forward To.

With Visual Studio 2015 due to ship this month, it seems like a good time to consider how C# 6.0 is going to make our professional lives just that little bit easier. C# 6 is more evolution then revolution. It’s about smoothing off some of the rough edges of the language. So there’s something for […]
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Creating a Custom DNN Module and Integrating Captcha

I recently had a customer request to add a Contact Us form to their DNN installation. It’s something I hadn’t done for a while. In fact, it’s been so long that the language has changed. Last time I played around behind the scenes on DNN (or DotNetNuke as it then was), the language was VB […]
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Working with SSL at Design Time with IIS Express

One issue that arose from my planned switch to serving images from Amazon S3 was: how to deal with HTTPS? Hitherto, that’s been a non-issue. I used a relative path for images so the switch between HTTP and HTTPS happened automatically and painlessly. Now, of course, there is a potential problem. I have to use […]
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