How Angular Actually Works — Components, Trees, and Bootstrapping

Passing Data Between Components — Inputs, Outputs, and the Event Contract

NgModule — The Dependency Registry You Can't Ignore

Built-in Directives — Controlling the DOM Without Touching It

Pipes — Transforming Data in Templates Without Polluting Components

Services and Dependency Injection — Building the Singleton Layer

Reactive Forms — Modeling Forms as Data Structures

DI Patterns — Factories, Tokens, and Swapping Implementations

RxJS Observables — Thinking in Streams

BehaviorSubject and State Streams — Services as Observable Data Sources

The Operation Stream Pattern — Managing Complex State with RxJS

HttpClient — Making Real API Calls the Angular Way

Routing — Navigating a Multi-Page Application

Route Guards — Protecting Routes and Resolving Data

Advanced Components — Host Elements, Content Projection, and Lifecycle Hooks

Change Detection — Default, OnPush, and When Things Go Silent

Introduction to Redux — Pure Functions, Reducers, and Immutable State

Redux in Angular — Connecting the Store to Components

Redux Architecture — Reducers, Selectors, and the AppState Shape

Container vs. Presentational Components — Scaling Redux Cleanly

Testing Services — Mocking HTTP and Isolating Dependencies

Testing Components — DOM Interaction and Routing

Testing Forms — Simulating Input, Validations, and Submissions