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August 12, 2011

C# ListBox Management Adding Removing Updating Databound Items ASP .Net

The lambda one-liner indicated in the snippet below essentially nests at least two “for/foreach” loops. See my related article for full source. This code snippet is used to populate a drop down list of all factories containing unregistered robots where… Continue reading

July 15, 2011

Non-static method requires a target

In my specific situation where I received this error, I was able to resolve it by simply changing “null” to the object containing the method which needed to be call. This error indicates a use of reflections that can easily… Continue reading

July 15, 2011

call parent page from user control to invoke page methods

To illustrate how we will accomplish this using Reflections, we will be using repeater in a user control within a page. Your repeater loads data easily within the user control code behind, but you want to utilize the “ItemCommand” event… Continue reading

June 21, 2011

C# .Net Clone and Copy Objects using Extension Methods

One of my earliest blog articles – Clone Objects in .Net Using Reflections – briefly discusses shallow and deep object copying and cloning. For more info. on the semantics and what these terms really mean, see referenced wikipedia article. You… Continue reading

June 20, 2011

C# Create a Windows Installer Class Custom Action bootstrap DLL in .Net

The standard windows installer project included with Visual Studio right out of the box is great in many deployment scenarios. For more advanced needs, organizations and developers usually defer to 3rd party solutions, such as InstallShield, Wise, wix or NSIS… Continue reading

June 20, 2011

Call Cancel from Custom Action in .Net Windows Installer Project

As an alternative to using the “Rollback” or “InstallException” approach, simply use pinvoke/interop to call the cancel button on the base installer form directly. (see my related post for more detail and full code) References https://ronniediaz.com/2011/06/20/the-savedstate-dictionary-does-not-contain-the-expected-values-and-might-have-been-corrupted/ Continue reading

June 16, 2011

C# Nested Repeaters ASP .Net

Nested repeaters are a very common topic in ASP .Net so I thought it would be a good subject to write on, especially considering the number of solutions that exist when you Google “nested repeaters” that offer plug-and-play answers, but… Continue reading

May 24, 2011

OrderBy Column Name as String using Linq C# .Net Dynamic Sorting of Anonymous Types

If you’re familiar with Linq, you have undoubtedly used the popular “OrderBy” extension method. Unfortunately, this method does not accept a string value with the column name. To resolve, you can add the following small class or just the method… Continue reading

May 24, 2011

Calendar Extender Highlight Current Day in C# .Net

Thanks goes to Karan from asp.net blogs. References ASP.Net (blogs), http://weblogs.asp.net/karan/archive/2010/09/20/calendar-extender-today-s-date.aspx Continue reading

May 17, 2011

Render PDF Reports in .Net Web or Winforms

One thing to note – render is not the same as draw. This article assumes you are using purely .Net for reporting purposes. If you are using C1, Telerik, Crystal Reports or some others, these examples are not included, although… Continue reading