Promo
Course Promo
Dependency Inversion Principle and Dependency Injection
Outline-01
Definition of DIP
Dependencies
Volatile and Stable Dependencies
Definitions-IoC and DI
DIP Violation Demo
Refactoring to a Better Design
Dependency Injection Techniques
Architectural Implications
Common Smells of DIP Violation
Conclusion
Introduction to IoC-Containers (or DI-Containers)
Outline
Pure DI and IoC
Building a Simple IoC-Container
ServiceLocator
Demo with an IoC-Container
Conclusion
Dependency Injection - Related Anti-Patterns & Refactorings
Outline
Control Freak
Hidden Dependencies and Service Locator
Temporal Coupling and Constructor Injection
Constructor Over-Injection
Ambient Context
Facade Service
Property Injection vs Bastard Injection
Cyclic Dependencies
Conclusion
Dependency Injection Real-World Example
Outline
Application Overview
Data Access and Models
UI-Side
The Problem of Tight Coupling
Refactoring Process
Isolating the Bootstrapper
Consequences
Conclusion
Reaping the Fruits of DI
Outline
Adding new DAL
Writing Unit Tests for View Models
Conclusion
DI-Containers (IoC-Frameworks)
Outline
Overview of DI-Containers
Unity
Late Binding with Unity
Aspect-Oriented Programming
Demo of the Boilerplate Code Problem
Implemeneting AOP by Interception
Interception vs Pure DI vs AOP Tooling
Autofac and Castle.Windsor DI-Containers
Problems Related to DI-Containers
Conclusion
Software Architecture: Dependency Injection in .NET
Learn Dependency Injection techniques along with corresponding IoC-frameworks (DI-Containers)
Software Architecture: Dependency Injection in .NET
Learn Dependency Injection techniques along with corresponding IoC-frameworks (DI-Containers)
Build a solid foundation in software architecture applying Dependency Injection with IoC-Containers.
The instructor is letting you choose the price you pay for this course!
The instructor is letting you choose the price you pay for this course!
Build a solid foundation in software architecture applying Dependency Injection with IoC-Containers.
About
About the Course
Teaching Approach
No fluff, no ranting, no beating the air. I respect your time. The course material is succinct, yet comprehensive. All the important concepts are covered. Particularly important topics are covered in-depth. For absolute beginners, I offer my help on Skype absolutely free, if requested.
Take this course, and you will be satisfied.
Build a solid foundation in software architecture applying Dependency Injection with IoC-Containers
In many of my courses I use techniques of Dependency Injection and each time students write me private messages saying that they don't what it is and thus they don't understand what's going on in the course I teach. This is very unfortunate from the learning perspectives.
Dependency Injection is the set of techniques that allow to supply dependencies to objects. Actually, if you have ever passed dependencies via constructors, then you applied the so-called constructor injection. Dependency Injection (DI) is simple and difficult at the same time. On one hand, DI is comprised of simple techniques and on the other hand, when we need to bring DI to the next level, we need to make things more complicated using the so-called DI or IoC (Inversion of Control) Containers. These are the frameworks which perform dependency injection automatically. You just need to set one up in the application root (an extremely important notion which you'll learn about in the course) and after that, it will resolve all the dependencies it knows about in the runtime.
If you still don't understand what am I talking about, just believe me, you absolutely need to know about Dependency Injection. This course will tremendously improve your understanding of how software architectures emerge. So, this course is "must watch" for anyone who still doesn't understand what is DI and IoC-Containers.
Content and Overview
This course is aimed at all kind of developers. It provides solid theoretical base reinforced by practical material.
The course covers:
- Introduction to Inversion of Control:
- Dependency Inversion Principle (DIP), Inversion of Control (IoC), Dependency Injection (DI),
- Dependencies and their types, Pure DI and IoC-Containers, Service Locator
- The Architectural Implications of Dependency Injection
- DI-related Anti-Patterns & Refactorings:
- Control Freak, Hidden Dependencies, Temporal Coupling,
- Constructor Over-Injection and how to avoid it,
- Ambient Context, Facade Service, Property Injection vs Bastard Injection, Cyclic Dependencies
- Refactoring Example of an existing code base applying Dependency Injection
- How to reap the fruits of DI
- DI-Containers (IoC-Containers):
- Overview, Unity, Late Binding with Unity, Aspect-Oriented Programming (AOP), Interception vs Pure DI vs AOP Tools,
- Setting up a bootstrapper with Unity, Autofac and Castle.Windsor
Price
Course Price
Minimum price
$19.00
$19.00
You pay
$19.00Author earns
$15.20Instructor
About the Instructor
EngineerSpock
I'm thankful enough for that I love what I do.
I began my career as a postgraduate student participating in Microsoft ImagineCup contest.
I've been working with .NET platform since 2003. I've been professionally architecting and implementing software for more than 10 years, primarily based on the .NET platform. I'm passionate about building rich and powerful applications using modern technologies. I'm a certified specialist in Windows Applications and Service Communication Applications by Microsoft. I'm one of the coordinators of the MskDotNet User Group in Moscow.
"If it's work, we try to do less. If it's art, we try to do more." - Seth Godin.
What I can say is that software is my art.
Material
Course Material
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