Justin Cooney

Web Development Tips and Examples

about

I am a Senior Applications Programmer / Analyst with years of experience developing enterprise solutions using the Microsoft technology stack including C#, VB.NET, ASP.NET, AJAX, IIS and SQL Server. I specialize in Web application development with a focus on building secure systems, integrating applications, and designing robust database structures.

Category: ADO.NET

ASP.NET – Generating an Excel Report on the Fly Using the Interop.Excel Namespace

2012-09-02

As a developer, a commonly requested feature is the ability to export data from the Web into MS Excel. Choosing the best way to export your data from an ASP.NET Web page to Excel for your users is never an easy task. There are several ways to generate your reports, with each way having its pros…
ASP.NET Error – Adding the specified count to the semaphore would cause it to exceed its maximum count

2012-08-13

If you are working with ASP.NET in Visual Studio, then you may be mystified when you see an error code : Adding the specified count to the semaphore would cause it to exceed its maximum count. This error had me wondering what exactly is going on…

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about

Category: ADO.NET

ASP.NET – Generating an Excel Report on the Fly Using the Interop.Excel Namespace

ASP.NET Error – Adding the specified count to the semaphore would cause it to exceed its maximum count