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A Response Concerning Semantics And Intention Revealing Code

My previous post talked about some code that was using a null value to cause certain behavior. The general idea behind the post was questioning how I should go about remodeling that part of my code so that it would be more explicit. One of the comments...

Published Fri, Mar 03 2010 2:16 PM by derick.bailey

Filed under: Design Patterns, Principles and Patterns, .NET, C#, Quality, Craftsmanship

A Type Safe IDataReader Wrapper

I don’t always use NHibernate… it’s true… in fact, plain old ADO.NET, DataSets, DataTables and IDataReaders can offer some nice advantages when used in the right way at the right time. Today, I found myself writing more IDataReader code and getting tired...

Published Mon, Mar 03 2010 4:43 PM by derick.bailey

Filed under: Design Patterns, .NET, Data Access, C#, Pragmatism

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

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

Encapsulation: Entities, Collections And Business Rules

Yesterday, I was involved two very separate yet very related conversations. One was via twitter with Colin Jack and Jimmy Bogard (which I was only a partial contributor to - mostly just reading their conversation) and another after work with a coworker...

Published Thu, Oct 10 2008 8:49 AM by derick.bailey

Filed under: Design Patterns, Refactoring, Analysis and Design, Principles and Patterns, .NET, Model-View-Presenter, Domain Driven Design

DDD Question: Where does required info validation belong for an Entity?

Let's say I have a small hierarchy of object: Faults and Parts. A Fault can contain many parts, and a part has no meaning without being associated to a Fault. To ensure that I have no Parts without a parent Fault, I have this basic code in place:...

Published Wed, Oct 10 2008 9:54 AM by derick.bailey

Filed under: Design Patterns, Analysis and Design, .NET, Model-View-Presenter, Domain Driven Design

DI and IoC: Creating And Working With A Cloud Of Objects

A few months ago, I posted some thoughts and questions on the proper use of Inversion of Control (IoC) containers and the Dependency Inversion (DI) principle . Since then, I've had the opportunity to do some additional study and teaching of DI, and...

Published Tue, Oct 10 2008 8:18 PM by derick.bailey

Filed under: Design Patterns, Refactoring, Unit Testing, Analysis and Design, Principles and Patterns, .NET

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