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Understanding and Implementing Factory Pattern in C#

by Rahul Rajat Singh

In this article, we will try to understand what is Factory Pattern, what are the benefits of this pattern and how we can implement this pattern using C#.

On the fly Code Generation with Evolutility

by Evoluteur

A generic Web User Interface for CRUD applications generating all screens at run-time based on external metadata. It comes with sample applications for address book, memo pad, to do list, restaurants list, wine cellar, and database structure documentation that are easily customizable.

Fluent Interface Pattern in C# - With Inheritance Problem

by Mark Pelf

Tutorial article on Fluent Interface Pattern in C#

MatchKit Library

by fabio bussu

MatchKit is a .NET Library that provides a set of classes to build patterns to match simple and complex strings

Latest Articles

How to Use Polly In C#: Easily Handle Faults And Retries

by Dev Leader

Learn how to use Polly in C# to handle faults and retries with ease! Check out three code examples showcasing different use cases of Polly in C#!

Command Pattern in C# – What You Need to Implement It

by Dev Leader

Learn what the Command Pattern in C# is and the design principles it follows. Understand the pros and cons!

Dynamic Strategy State Pattern

by Stridemann

Example of use of this pattern in game development

Traversal State Pattern

by Stridemann

A Pattern for Identifying Processed Entities During Iteration Without Additional Collections

All Articles

Patterns

Understanding the Decorator Pattern

7 Feb 2013 by Abul Kayes

Implementation of the Decorator pattern in C# .NET.

Chain of Responsibility Design Pattern with Good Example

23 Dec 2015 by Acharya Raja Sekhar

In this article I would like to share my knowledge and an easy example for Chain of Responsibility design pattern.

Encapsulation in JavaScript

1 Oct 2010 by After2050

This article demonstrates how to create public and private members in JavaScript through a sample.

Learning MVC - Part 2: Creating MVC Application and Perform CRUD Operations Using LINQ to SQL

17 Mar 2015 by Akhil Mittal

Creating MVC Application & Perform CRUD operations using LINQ to SQL

entity-framework

Learning MVC - Part 3: Creating MVC Application & Perform CRUD Operations Using EntityFramework

17 Mar 2015 by Akhil Mittal

How to create MVC application and perform CRUD operations using EntityFramework

entity-framework

Learning MVC Part 4 - Creating MVC Application with EntityFramework Code First Approach

17 Mar 2015 by Akhil Mittal

MVC Application using EntityFramework Code-First approach

entity-framework

Learning MVC - Part 5 Repository Pattern in MVC3 Application with Entity Framework

17 Mar 2015 by Akhil Mittal

Repository pattern in MVC3 application with entity framework

entity-framework

Learning MVC Part 6: Generic Repository Pattern in MVC3 Application with Entity Framework

17 Mar 2015 by Akhil Mittal

Unit of Work Pattern and Repository Pattern, and how to perform CRUD operations in an MVC application.

entity-framework

Singleton Design Pattern in C#: Part 1

8 Jan 2018 by Akhil Mittal

This article covers Singleton Pattern in the most simplistic and easy to understand. The article will also talk about Static classes and the differences between singleton design pattern and static classes.

Using Rails Service Objects to Keep Code Clean

29 Aug 2022 by Aleksandr Ulanov

What are Service Objects and how you can use them to make your app cleaner and keep it maintainable

design-patterns

Easy to Use AntiBot

28 Sep 2011 by Alexander Chernosvitov

AntiBot control using HTML5 rotating feature

A Belly Dance in Holy Lands of MVC, MVP and MVVM Patterns via JavaScript

27 Feb 2018 by Amir Jalilifard

Lets take an exciting travel to the land of MVC, MVP and MVVM patterns with our sexy friend : JavaScript

RAII (Resource Acquisition Is Initialization) C# Helper Classes

29 Oct 2010 by Andreas Gieriet

Some useful RAII C# helper classes for functionality that does not implement IDisposable

Software Developers are lazy but smart, that's why we RAD: The PHP.Show Concept

8 Oct 2015 by Anele 'Mashy' Mbanga

A look at a flexible Java MySQL CRUD PHP script generator

A Model-View-ViewModel Framework for Android

7 Dec 2015 by Ansel Castro

Introduction to ENTERLIB a MVVM framework for Android

Strategy Pattern-C#

24 Feb 2016 by Anton Angelov

This is an alternative for "Strategy Pattern-C#"

Fast Postback and Model Binding

27 Apr 2014 by Anurag Gandhi

Faster way to save data on postback and simplified model binding with ASP.NET controls

Reverse Decorator in JavaScript, or Chain of Responsibility

20 Jul 2020 by Arlo Weston

Implementation of the Chain of Responsibility Pattern in JavaScript

Implementing Mediator Pattern using the MediatR Library

21 Sep 2023 by ashish__shukla

MediatR Library provides a simple way of implementing mediator pattern in .NET applications.

Overview of CQRS

20 Sep 2023 by ashish__shukla

Understanding CQRS pattern at a high level

Security Guidelines and Recommendations

11 Oct 2013 by ASP.NET Community

There's a great deal of good prescriptive security guidance out there in the form of whitepapers and books.Whitepaperspatterns & practices

Design Patterns

11 Oct 2013 by ASP.NET Community

Design PatternsDesign patterns are recognized solutions to common problems defined originally by the Gang of Four programmers. Design patterns are

Singleton

11 Oct 2013 by ASP.NET Community

Singleton The Singleton Design Pattern ensures that only a single instance of a given object can exist.It does this by making the class

RegularExpressionValidator

11 Oct 2013 by ASP.NET Community

The RegularExpressionValidator control confirms that the entry matches a pattern defined by a regular expression. This type of validation allows you

Facade

20 Oct 2013 by ASP.NET Community

FacadeThe Facade Design Pattern provides a simple interface and controls access to a series of complicated interfaces and or sub systems.Some of

State

11 Oct 2013 by ASP.NET Community

StateThe State pattern allows an object to change it behaviour when its internal state changes. The pattern is a type of behavioral design

MVP Pattern

11 Oct 2013 by ASP.NET Community

MVP (Model View Presenter) FrameworkThe MVP pattern is an Architecture Pattern used to build ASP.net applications. It refers to splitting up the

Proxy

12 Oct 2013 by ASP.NET Community

Proxy Design PatternThe Gang Of Four definition of this design pattern is "Provides a surrogate or placeholder for another object to control access

Abstract Factory

11 Oct 2013 by ASP.NET Community

Abstract FactoryThe Gang of Four defintion for this design pattern is: "Provide an interface for creating families of related or dependant objects

Enterprise Library

11 Oct 2013 by ASP.NET Community

Enterprise Library"The patterns & practices Enterprise Library from Microsoft is a library of application blocks designed to assist developers with

Cached Data Reference Pattern in ASP.Net

11 Oct 2013 by ASP.NET Community

Whenever an attempt is made to access data from the cache, it should be with the assumption that the data might not be there any more. Thus,

Factory

20 Oct 2013 by ASP.NET Community

FactoryThe job of the Factory design pattern is to create concrete sub classes. You can see the Factory design pattern used throughout the .NET

11 Oct 2013 by ASP.NET Community

The Bridge PatternThe bridge pattern decouples an abstraction from its implementation so the two can vary independently. In other words we make a

Observer Pattern

2 Dec 2009 by ASP.NET Community

Observer pattern

Visitor Pattern

19 Oct 2013 by ASP.NET Community

The visitor design pattern enables us to create new operations to be performed on an existing structure. The new operations don’t change the

Visitor Pattern

14 Jan 2014 by ASP.NET Community

The visitor design pattern enables us to create new operations to be performed on an existing structure. The new operations don’t change the

Memento Pattern

19 Oct 2013 by ASP.NET Community

The memento design pattern is a pattern that helps to save the object internal in an external place enabling us to restore the state later when needed.

Chain Of Responsibility Pattern

20 Oct 2013 by ASP.NET Community

The chain of responsibility pattern is a way of communication between objects. As it’s name indicate a chain of handlers is built and every handler

Iterator Pattern

14 Jan 2014 by ASP.NET Community

The iterator pattern’s role is to provide a way to access aggregate objects sequentially without the knowledge of the structure of the aggregate. The

Iterator Pattern

19 Oct 2013 by ASP.NET Community

The iterator pattern’s role is to provide a way to access aggregate objects sequentially without the knowledge of the structure of the aggregate.

Builder Pattern

11 Oct 2013 by ASP.NET Community

The builder pattern describe a way to separate an object from it's construction.The same construction method can create different representation of

Prototype Pattern

11 Oct 2013 by ASP.NET Community

The prototype is built upon the use of object cloning. The prototype creates new objects by cloning one of its concrete classes. The prototype is

Flyweight Pattern

11 Oct 2013 by ASP.NET Community

The flyweight pattern is used whenever you have large amount of small objects that share common information. The use of the pattern reduces the

IDisposable Pattern

11 Oct 2013 by ASP.NET Community

The IDisposable pattern isn't one of the a classic patterns. It's a pattern suggested in MSDN to implement the IDisposable interface. You should be

A Reusable Base Class for the Singleton Pattern in C#

5 Apr 2013 by Boris Brock

This article presents a reusable base class for implementing singletons in C#.

State Machine - State Pattern vs. Classic Approach

5 Aug 2014 by Chris875

State pattern and procedural solution illustrated

SOLID Principles: The Open Closed Principle -> What, Why and How

29 Jun 2013 by Christian Vos

SOLID principles: The Open Closed Principle, a simple example in C#

SOLID Principles: The Liskov Principle -> What, Why and How

11 Nov 2018 by Christian Vos

SOLID principles: The Liskov Principle, a simple example in C#

Duplicate songs detector via audio fingerprinting

23 Jun 2020 by Ciumac Sergiu

Explains sound fingerprinting algorithm, with a practical example of detecting duplicate files on the user's local drive.

Design Patterns - I (Introduction)

6 Dec 2013 by coded007

A Seriers to understand Design Patterns Completely

Inversion of Control/Dependency Injection with Repository Pattern, Fluent Nhibernate, and LightCore Framework

17 Dec 2012 by Curtis Shull

Using IOC/DI and Repository Factory with LightCore.

Pipes, River, Rails and Binder Patterns - Part I

8 Dec 2014 by D Sarthi Maheshwari

A look at possible parallel-producer-consumer patterns.

multi-threading

Pipes, River, Rails and Binder Patterns - Part III

30 Dec 2015 by D Sarthi Maheshwari

A look at possible parallel-producer-consumer patterns. (Final Part)

How to Improve .NET Applications with AOP

11 May 2020 by Daniele Fontani

Learn how to configure dependency injection to make things happen by design

An implementation of Command pattern in C#

3 Nov 2010 by Dave Midgley

.NET delegates and Generics allow for an elegant implementation of the Command pattern.

A Simplified Parameterized Query Class in Classic ASP

19 Mar 2014 by David Cantrell

In which a class that wraps an ADO Connection object and makes it more developer-friendly is discussed.

Understanding Three Layer Architecture and its Implementation in C# .NET

8 Nov 2013 by Debopam Pal

What is three layer architecture and how to implement it.

Abstract Factory Step-by-Step Implementation in C++

31 Mar 2014 by dorodnic

Step by Step Implementation of Abstract Factory Design Pattern in C++

Doing Delegates Differently - Part 1

8 Nov 2015 by DotNetSteve

Using delegates to group, conquer cross cutting concerns and create dynamic validators

Safe Factory Pattern - Private instance state in JavaScript

18 Jul 2014 by Duarte Cunha Leão

Enabling private state in any JavaScript object.

web_development

A Component and Message-Based Architectural Style C2

10 May 2014 by Emre Ataseven

Description of C2 architectural pattern with sample

WCF by Example - Chapter VII - Decoupling of WCF Services from the ViewModel

11 Oct 2011 by Enrique Albert

Baseline WCF Distribution Layer - Decoupling of WCF Services and ViewModels.

WCF by Example - Chapter VIII - WPF Client - Relay Command

11 Oct 2011 by Enrique Albert

WPF ICommand implementation based on Josh Smith's pattern.

WCF by Example - Chapter IX - WPF Client - Notify Property Change

11 Oct 2011 by Enrique Albert

WPF INotifyPropertyChanged implementation.

On the fly Code Generation with Evolutility

11 Jun 2010 by Evoluteur

A generic Web User Interface for CRUD applications generating all screens at run-time based on external metadata. It comes with sample applications for address book, memo pad, to do list, restaurants list, wine cellar, and database structure documentation that are easily customizable.

MatchKit Library

21 Apr 2014 by fabio bussu

MatchKit is a .NET Library that provides a set of classes to build patterns to match simple and complex strings

Combined Regular Expression Search

1 Apr 2014 by Farhad Alizadeh Noori

This article details the implementation of an efficient grouped regular expression searcher.

Make Your Coding Life Easy with Angular.js Providers!

3 Jan 2015 by Fiyaz Hasan

Get a clear definition on Angular.js providers. Know the structure and the basic difference.

Asynchronous models and patterns

28 Mar 2013 by Florian Rappl

An introduction to async / await, popular mistakes and solutions for asynchronous programming, as well as usages and benefits from using asynchronous programming. We will also discuss interesting patterns based on concurrency.

Lexical Analysis At Your Fingertips.

26 Dec 2015 by Frank-Rene Schaefer

Using Quex to generate lexical analyzers

Add Aspects to Object Using Dynamic Decorator

29 Sep 2010 by Gary H Guo

Discuss how to add aspects to object at runtime and enhance them using Dynamic Decorator

Components, Aspects and Dynamic Decorator for ASP.NET Application

10 May 2011 by Gary H Guo

Apply components, aspects and dynamic decorator principles to ASP.NET application

web_development

Decorator Design Pattern - Lambda Expressions Rework

29 Dec 2016 by Giorgio Arata

A Decorator Design Patterns revision obtained adopting a lambda closures approach.

10 Golden Rules Of Good OOP

8 May 2014 by Giovanni Scerra

The following guidelines are not exhaustive and are meant to be applied on top of the SOLID principles and proper use of OO Design Patterns.

Much Ado About NULL

26 Feb 2015 by Giovanni Scerra

Patterns to prevent null reference exceptions

The Rule of Transparency

2 May 2015 by Giovanni Scerra

An introduction to transparency in software design, with particular focus on OO languages

Problem Solving for Software Engineers

27 Aug 2021 by Giovanni Scerra

Strategies and heuristics of Problem Solving applied to Software Engineering

Reusable Chain of responsibility in C#

3 Apr 2014 by Govindaraj Rangaraj

This article explains how to make chain of responsiblity pattern reusable with the help of specification pattern.

Specification pattern in C#

1 Dec 2014 by Govindaraj Rangaraj

This article explains how to compose Linq queries in C# using Specification pattern.

I don't like Regex...

17 Jan 2013 by Guirec

This article will introduce you with a set of 3 simple extension methods that can help you getting rid of Regex in many situations

regular-expression

A Framework Implementation using Pipe and Filter Architecture

6 Jun 2017 by Habibur Rony

Basic concept of pipe and filter; what is pipe and filter architectural style; when you need to use it; framework of the pipe and filter pattern; a tiny AI tool implementation using it

Rolex (Interim Release 0.4): A Lexer Generator in C#

31 Jan 2020 by honey the codewitch

Add fast scanners/tokenizers to your C# project

code-generation

regular-expression

Learn ASP.NET in MVC Style: Part 1 - Introduction to ASP.NET MVC 5

17 Dec 2014 by iSahilSharma

This article provides an overview of the web application framework ASP.NET MVC 5.

Keep alive processes or preventing app termination with immediate restart

23 Oct 2013 by Ivan Leonenko

If you want a simple way to keep alive your application you may be interested in this approach. And don't forget, unkillable process usually is a bad design and in most cases you basicaly shouldn't use it.

Generic Abstract Factory

22 Apr 2014 by Jon Pajela

Generic Abstract Factory Design Pattern

Building an application using design patterns and principles in C#

23 Apr 2013 by Jon Woo

I am writing this article to demonstrate how to build an application from scratch using SOLID principles and common design patterns

Building an application using design patterns and principles in C# Part II

23 Apr 2013 by Jon Woo

I am writing this article to demonstrate how to build an application from scratch using SOLID principles and common design patterns

Building an application using design patterns and principles in C# - Part III

23 Apr 2013 by Jon Woo

This one will demonstrate what the point of coding principles are

Principles of API Design: The One, The Many, The Null, and The Nothing

16 Sep 2013 by Josh Fischer

How to create an API that will scale as a system grows over time.

Interceptor in the Wild

9 Apr 2015 by João Matos Silva

A near real world example of usage of the Interceptor Pattern to leverage new behavior without changing implementations

Using Delegates to Address Common Programming Issues

25 Aug 2015 by K. Naveen. Bhat

The article shows how we can solve various technical problems easily with the help of delegates.

Asynchronous callback from Service using messaging

3 Oct 2013 by Kaj Bromose

How to make callback using messaging via LocalBroadcastManager

Extending Object Behavior with the Decorator Pattern in C#

5 Apr 2023 by Kenji Elzerman

C# decorator pattern allows adding behavior to objects at runtime. In this tutorial, I show you how to implement the decorator pattern with C# in a minimal API.

C# Design Patterns: The Strategy Pattern

20 Apr 2023 by Kenji Elzerman

Learn how to use the strategy pattern in C# to create flexible and reusable code. Replace if-statements and simplify your code with this design pattern.

MVC Patterns (Active and Passive Model) and its implementation using ASP.NET Web forms

29 Oct 2013 by Khademul Basher

MVC Pattern and it's types and implementation using Passive Model.

Simplify Database Operations with Generic Fluent NHibernate

30 May 2012 by Kieran Maltz, Cayen Systems

This article describes database communication using a generic Fluent NHibernate implementation.

Chain of Responsibility - ReExplained

1 Feb 2015 by Lalit_Chandra

Chain of Responsibility pattern is defined under behavioral design pattern by G.O.F and used to decouple the command with its processing object or handler.

Unit testing with Mock objects (Rhino Mocks)

25 Nov 2013 by Livio Francescucci

A basic introduction about how to write unit tests using mock objects (Rhino Mocks).

Say Hello To Behavior Driven Development (BDD) - Part 1

6 Feb 2011 by Mahmudul Haque Azad

This article describes the natural evolution of BDD from common problems of developers not following TDD properly. It also describes a bit about Domain Driven Design (DDD) and Domain Specific Language (DSL) which are naturally connected with BDD.

AngularJS MVC Repository Dispose

3 Apr 2019 by Mahsa Hassankashi

This is the simplest tutorial on AngularJS and Repository Pattern for developing professional MVC applications. It includes a source code about practical permission management project.