Welcome to the first of many articles on design patterns on refactorthis.net. This article explains The decorator pattern. Adding new behavior to your existing objects at run time.

Generate Query Objects on the fly for your Entity Framework entities using T4 templates. Don’t worry about LINQ, let the objects do all the work for you.

Jamie Farser & Ayende Rahein recently had a conversation about using the State Pattern for units in a game Jamie is building. I've been following along trying to figure my way through the state pattern as well, and decided to take a stab at my own solution to Jamie's problem.

In this post I proudly present the Top 100 of Best Software Engineering Books, Ever. I have created this list using four different criteria: 1) number of Amazon reviews, 2) average Amazon rating, 3) number of Google hits and 4) Jolt awards.

The Repository Pattern, according to Martin Fowler, provides a "layer of abstraction over the mapping layer where query construction code is concentrated", to "minimize duplicate query logic". In practice it is usually a collection of data access services, grouped in a similar wa...

Simple and generic implementation of singleton factory in C#.

"Test Supported Development" (TSD) intends to characterize the creation of tests during ANY/ALL stages of development, that is, tests are not necessarily created before their respective System Under Test (SUT), but not necessarily created as an afterthought, either...

This article is expected to: [1] Introduce patterns to you in a simple, human readable way [2] Train you how to really 'Apply' patterns (you can learn patterns easily, but to apply them to solve a problem, you need real design skills) [3] Provide you a fair idea regarding the contexts for apply...

The Design Patterns Bootcamp : Model View * Patterns series is now complete! The series features two audio pieces and five instructional videos. The audio portions take care of introducing the concepts and answering frequently asked questions, while the videos cover the following topics: 1....

Template Method is the old skool design pattern that rocks the party that rocks the party that rocks the party. Here's why I love it in a way that isn't natural.

One of the most interesting patterns in Design Patterns is the Observer pattern which is listed under Behavioral Patterns, it is really important how to make other classes which are interested in the state of another object get notified when the state changed.

or the past year or so, I've been involved in documenting frameworks that help developers write better code, and create applications that are more efficient and easier to test, debug, maintain, and extend. During that time, it has been interesting to see the continuing development of best-practice t...

Implementing the Observer pattern in VB.Net.

The title says most of what needs to be said ... a short article on how design patterns can make our code more maintainable.