Understanding Angular Directives is essential for any developer looking to enhance their web applications with this powerful framework. Angular directives are special tokens in a template that tell the library to do something to a DOM element (or a component). They can be categorized into three main types: Components, Structural Directives, and Attribute Directives. Components are essentially directives with templates, while structural directives change the DOM layout by adding and removing elements. Popular examples of structural directives include *ngIf and *ngFor, which are used to conditionally display elements or loop through data, respectively.

To get started with Angular directives, you can create your own custom directives to encapsulate reusable functionality in your application. This process involves defining a directive using the @Directive decorator, specifying the selector, and providing a linking function to manipulate the DOM. For beginners, understanding how to implement these directives will significantly improve your ability to create dynamic and efficient user interfaces. As you delve deeper into Angular, you'll find that mastering directives is a crucial step towards building complex applications that maintain clean and maintainable code.

Angular is a powerful framework that has numerous features to enhance the development experience for web applications. Here are the Top 5 Angular Features Every Developer Should Know:

1. Two-Way Data Binding: This feature allows for automatic synchronization of data between the model and the view. When you update the model, the view reflects the changes immediately, making it easier to manage user interactions.
2. Dependency Injection: Angular's built-in dependency injection system promotes better organization of your code and enhances testing capabilities by providing the necessary services and components where they are needed.
3. Component-Based Architecture: Angular's architecture encourages the use of reusable components, which streamline the development process and improve maintainability.
4. Routing: The Angular Router helps manage views and user navigation. It allows developers to create single-page applications that provide a seamless user experience with URL handling.
5. RxJS Library: Angular leverages RxJS for reactive programming, enabling developers to work with asynchronous data streams efficiently. This capability is essential for building modern applications that rely on real-time data.

Building a dynamic Single Page Application (SPA) with Angular begins with understanding its core features. Angular is a powerful framework that allows developers to create rich, client-side applications. To get started, ensure you have Node.js and the Angular CLI installed. First, you can create a new Angular project by executing the command ng new my-app in your terminal. Once your project is set up, navigate to the project directory and run ng serve. This command compiles your application and serves it on a local web server, enabling you to view your app in a browser at http://localhost:4200.

Next, you'll want to leverage Angular's component-based architecture to build reusable UI components. Start by creating components for different parts of your application using the command ng generate component component-name. For routing, make use of Angular Router to enable navigation between these components without page reloads. Set up routes in app-routing.module.ts to define your application's URL structure. Additionally, implementing data binding and state management will make your application dynamic by allowing real-time updates and a better user experience. With these steps, you can create a dynamic SPA that performs efficiently and scales well.