Justin Cooney

Web Development Tips and Examples

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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: HTML

  • Referencing GridView Controls Using JavaScript

    Today Luvy and I looked at updating the logic for an ASP.NET forms page that we are working on. The page contains a multi-row update-able GridView, and we were asked to make sure that if one CheckBox control was unchecked, that another CheckBox  control on the same grid line would also uncheck itself. We chose to handle…

  • Generating Excel documents through HTML, XML, and CSS – Part 2

    Overview: The latest versions of Excel (2007, 2010) differ from Excel 2003 in their support of streaming a HTML document containing Excel-specific markup. Although core markup features still work, some of the previously supported functionality has now been removed. This directly affects the ability in code to stream a table to Excel and then use MSO…

  • IE Blocks Cookies in an iFrame: IE & P3P

    The Challenge: IE blocks cookies from pages that are called in an iFrame. In my case this involved an ASP.NET application called from a Drupal CMS via a jQuery-based FancyBox. Details: Today I ran into an interesting IE problem that was tricky to track down. A few years ago I inherited a simple but useful…