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How To? Highly Complex Query Generating Based On Security Needs

I have the following object model: An Office belongs to one Office Group. An Office also belongs to one Office Region. There is no relationship between Office Group and Office Region. They are two separate groupings for various reasons. A Counselor...

Published Thu, Jun 06 2009 4:26 PM by derick.bailey

Filed under: Unit Testing, .NET, Data Access, C#, Security

Result<T>: Directing Workflow With A Return Status And Value

I often code user interfaces that have some sort of cancel button on them. For example, in my upcoming ‘ Decoupling Workflow ’ presentation, I have the following screen: Notice the nice cancel button on the form. The trick to this situation is that I...

Published Tue, May 05 2009 10:35 AM by derick.bailey

Filed under: Principles and Patterns, .NET, C#, Presentations, Workflow

I’m Presenting At Austin Code Camp 2009

As Chad so eloquently stated, this year’s AustinCodeCamp really is going to be better than bacon ! And I feel honored to be one of the better than bacon speakers at this year’s event. I’m delivering two presentations: The SOLID presentation that I gave...

Published Mon, May 05 2009 9:29 PM by derick.bailey

Filed under: Community, Principles and Patterns, .NET, Austin Code Camp, Presentations

FluentNHibernate Contrib (FNH.Contrib) Is Alive!

A few months ago, a coworker created a set of extension methods to turn NHibernate ’s Criteria API into a more fluenty, strongly typed API. We’ve been using it in a production app for a few months, and I wanted to share it with the world. After talking...

Published Wed, May 05 2009 10:14 PM by derick.bailey

Filed under: Community, .NET, NHibernate, Git, Fluent NHibernate, FNH.Contrib

Decoupling Workflow And Forms With An Application Controller

One of the big problems I’ve been trying to solve recently, is in my current WinForms application that using a Model-View-Presenter setup. I have my workflow between forms coupled to the forms directly. That is, in order to get from MainForm to SubForm...

Published Sat, Apr 04 2009 2:04 PM by derick.bailey

Filed under: Design Patterns, Principles and Patterns, .NET, Model-View-Presenter, C#, AppController, Git

How A .NET Developer Learned Ruby And Rake, To Build .NET Apps In Windows

I recently decided it was time for me to learn Ruby and Rake – with the specific goal of replacing my NAnt scripts in some projects, due to the high level of complexity and logic that I need in the build process. After asking around the LosTechies crew...

Published Wed, Apr 04 2009 11:01 AM by derick.bailey

Filed under: .NET, Continuous Integration, Education, Rake, Ruby

My Current BDD / SpecUnit Live Templates

UPDATE 3-30-2009 : FYI, I’ve made a few minor updates to my templates. They are now a little more intelligent – the “spec” templates automatically inherits from the parent spec file’s superclass, and all of the templates now have more intelligent placing...

Published Thu, Mar 03 2009 12:57 PM by derick.bailey

Filed under: Unit Testing, .NET, Resharper, Behavior Driven Development, C#

Closures in C#: Variable Scoping and Value Types vs Reference Types

I read Sergio’s post on “ Javascript, time to grok closures ” today and it was very enlightening. Overall, it helped me to understand closures more than I previously had – not just in Javascript, though. I put together a quick sample on closures in C#...

Published Mon, Feb 02 2009 2:10 PM by derick.bailey

Filed under: Principles and Patterns, .NET, Lambda Expressions, C#

BDD Question: Low Level Behavior And Wrapper Methods?

I have a service object with an interface explicitly defined for it. I like this because it let’s me unit test the things that need the service without having to worry about the implementation detail of the actual service. public interface IMyService...

Published Thu, Feb 02 2009 5:01 PM by derick.bailey

Filed under: Unit Testing, .NET, Behavior Driven Development, C#

Proactive vs Reactive Validation: Don’t We Need Both?

Update: There’s a wealth of knowledge out there that I just haven’t been aware of until now. Thanks to the many commenters of this post, other posts, and other conversations for the links and info. Here is a list of items that I’m finding to be very helpful...

Published Sun, Feb 02 2009 1:49 PM by derick.bailey

Filed under: Principles and Patterns, .NET, Domain Driven Design, C#

Why ‘Should Attach View To Presenter’ Is An Invalid Unit Test / Observation.

I’ve written a lot of specification tests like this in the last three years, from a UI / Workflow perspective, with Model-View-Presenter as my core UI architecture: [TestFixture] public class When_starting_some_process() { IMyView view; MyPresenter...

Published Thu, Feb 02 2009 3:16 PM by derick.bailey

Filed under: Unit Testing, Analysis and Design, Principles and Patterns, .NET, Model-View-Presenter, Behavior Driven Development, C#

Getting Your Selected Object From A Telerik MultiColumnComboBox

Wow! I’m actually writing code! :) I thought this little snippet would be useful for anyone that is binding a custom collection of objects to a Telerik MultiColumnComboBox. If you want to get the selected item as your actual class – the custom class that...

Published Tue, Feb 02 2009 3:28 PM by derick.bailey

Filed under: .NET, Telerik, C#

Mapping A State Pattern With NHibernate

In the comments of my previous post - Descriptive State Enumeration - Maxim Tihobrazov asked me to show how to map a state pattern with NHibernate; and I am more than happy to oblige! NHibernate Mapping Options I certainly don't claim to be an expert...

Published Wed, Nov 11 2008 8:42 PM by derick.bailey

Filed under: Design Patterns, Principles and Patterns, .NET, Lambda Expressions, NHibernate, Data Access

PTOM: Descriptive State Enumeration

This post is part of the November 2008 Pablo's Topic Of The Month (PTOM) - Design Patterns and will primarily outline the State pattern, with an Enumeration or Descriptor pattern thrown in for good measure. Switch statements and if-then statements...

Published Wed, Nov 11 2008 2:31 PM by derick.bailey

Filed under: Design Patterns, Refactoring, Principles and Patterns, .NET

PTOM: Command and Conquer Your UI Coupling Problems

This post is part of the November 2008 Pablo's Topic Of The Month (PTOM) - Design Patterns and will outline a simple Command pattern, its implementation and use. One of the core principles of object oriented software development is the idea of Coupling...

Published Wed, Nov 11 2008 9:23 PM by derick.bailey

Filed under: Design Patterns, Analysis and Design, Principles and Patterns, .NET

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