Category: C# Blogs

Projects and Solutions in .Net (.csproj and .sln)

Benjamin Perkins C#

Holistic approach or high level approach are common phrases you will hear when beginning the design of a new system or the start of a new project that will modify or enhance an existing program. Therefore, when you begin a new project, start from the solution context. This means, know what the program does end-to-end […]

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NHibernate 3.2, What’s New?

NHibernate Benjamin Perkins

The newest release is as BETA 1 when writing this blog an it contains some new and nice features. One of my favorite is that as a programmer we no longer need to configure a proxy. It was always a little confusing knowing which one to choose, I.e. looking in the Required_For_LazyLoading directory and deciding […]

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Progress Bar, Multithread in WPF using C#

Benjamin Perkins C#

I created a video a while ago that discussed how to implement a progress bar in a windows form application. It used the System.Thread class library and the the BackgroundWorker class. With the release of .NET 4, there is a new. easier way to implement this. In this example, I have added the progress bar […]

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NHibernate could not execute query, ORA-00904 invalid identifier

NHibernate Benjamin Perkins

This is a pretty easy one to solve. This happens because the column attribute in the mapping file does not exist on the database being accessed. <property  name=”SpelledWrong”               column=”SPELLDWRONG”               type=”string” />     More than likely there is a spelling mistake or the column doesn’t exist on the table being mapped.

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Constants and Enums in C#

Benjamin Perkins C#

Constants come in handy when you need to store values that will be used frequently within the system and at the same time will not change often, if ever. You want to avoid hard coding values in you code. It makes maintenance and debugging very difficult. You can create a constants class and then access […]

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