Articles | Khalil Stemmler

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#Abstraction #Abstraction Layer #Accidental Complexity #Advanced Object-Oriented Programming #Aggregate #Aggregate Root #Agile #Application Logic #Architecture #Asterisk #BDD #Backend #Books #CRUD #Cheatsheet #Classic TDD #Clean Architecture #Command Query Separation #Core code #DDD #DTO #Database #Dependency Injection #Dependency Inversion #Domain Events #Domain-Driven Design #ES6 #Encapsulation #Enterprise software #Essential Complexity #Event-based systems #Express.js #Feature-Driven Development #Frontend Development #Functional Programming #Functional programming #Gatsby #GatsbyJS #GraphQL #IOC Containers #Infrastructure code #Inheritance #Inside-Out TDD #Intention Revealing Interfaces #Inversion of Control #IoC Containers #JavaScript #Jest #Leaky Abstraction #Many-to-many #Mapper pattern #Mocking #Model-View-Presenter #Music #Netlify #Networking #Node.js #Non-functional requirements #OOP #ORM #Object-Oriented Programming #Observer Pattern #One-to-many #Outside-In TDD #Polymorphism #Professionalism #RESTful APIs #React #Repository pattern #Roadmap #SEO #SOLID #Sequelize #Serverless #Software Craftsmanship #Software Design #Software quality attributes #Spotify #Starters #TDD #Technical practice #Test-Driven Development #Tutorial #TypeORM #TypeScript #UML #Use Cases #Use cases #Value Object #ts-auto-mock

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Non-Functional Requirements (with Examples)Object-Oriented Analysis

non-functional requirements software quality attributes

Non-functional requirements are quality attributes that describe how the system should be. They judge the system as a whole based ...

4 Principles of Object-Oriented Programming Object-Oriented Programming

abstraction encapsulation inheritance polymorphism oop

The four principles of object-oriented programming (abstraction, inheritance, encapsulation, and polymorphism) are features that -...

Is DDD Overrated? | Domain-Driven Design Domain-Driven Design

DDD is one particular approach to software design. While highly influential and transformational for developers new to software de...

How to Test Code Coupled to APIs or Databases Test-Driven Development

typescript test-driven development bdd core code infrastructure code

In the real-world, there's more to test than pure functions and React components. We have entire bodies of code that rely on datab...

How to Mock without Providing an Implementation in TypeScript Test-Driven Development

typescript test-driven development mocking jest ts-auto-mock

Having to provide an implementation everytime you create a test double leads to brittle tests. In this post, we learn how to creat...

When to Use Mocks: Use Case Tests Test-Driven Development

use cases test-driven development outside-in tdd inside-out tdd mocking

Mocking gets a pretty bad rap. However, if you're building an application using object-oriented programming and you're making use ...

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