Introduction to Angular 20 Essentials

At Course Completion

The lab intensive course includes plenty of hands-on lab work designed to immerse you in the skills required to get you up and running with Angular right away. The course is rich with hands-on activities, challenge labs, knowledge checks, valuable discussions and focused projects.

Guided by our engaging, highly-experienced web development instructor, you will learn how to:

Build Powerful Components: Master creating and organizing Angular components, leveraging dependency injection and lifecycle hooks for scalable apps.
Harness TypeScript's Power: Become proficient in TypeScript, using its advanced features like classes, interfaces, and decorators to supercharge your Angular development.
Create Dynamic, Reactive Forms: Learn to build complex forms with Angular's reactive approach, ensuring seamless validation and user interaction.
Connect with RESTful Services: Integrate Angular apps with RESTful services using HttpClient, and handle asynchronous data streams with RxJS for efficient server communication.
Optimize with CLI and DevTools: Use Angular CLI for easy project setup and deployment, and harness DevTools for debugging and optimizing your applications.
Master SPA Navigation: Implement smooth and efficient Single Page Application (SPA) routing with nested routes and route guards for a top-notch user experience.
Utilize Third-Party Libraries: Learn to effectively integrate and manage third-party libraries within Angular to extend functionality and streamline development.
Implement Effective Testing: Gain skills in using tools like Jest and Web Test Runner for unit testing, ensuring your Angular applications are robust and error-free.

If your team requires different topics, additional skills or a custom approach, our team will collaborate with you to adjust the course to focus on your specific learning objectives and goals.

Audience Profile

The content is appropriate for experienced web developers new to Angular. In order to be successful in the course, you should have solid, current hands-on experience developing basic web applications, and be well versed in HTML5, CSS3 and JavaScript.

NOTE: For additional topics, labs and skills coverage beyond the basics you might consider our TT4168 Mastering Angular 15 Boot Camp five-day superset of this course as an alternative.

Prerequisites

Attendees should have experience with the topics in the following courses, or should have recently attended these as a pre-requisite:

· TT4003 Introduction to HTML5, CSS3 & JavaScript - 3 days

Outline

Getting Started with Angular
1. Overview of Angular Architecture

Angular Versioning
Data Binding
Component Architecture

- Show concepts: how to render the content in the browser

Components and Dependency Injection
Services and Events
Common Component Lifecycles and Hooks

2. TypeScript

Angular, ES6 and TypeScript
Typing and Classes
Abstract Classes and Interfaces
Interface patterns
Annotations
Generics
Optional Chaining
Nullish coalescing
Decorators
Functional vs Procedural JavaScript
Functional Approach
Lab: Angular and TypeScript Enhanced lab

3. Bootstrapping with Angular CLI

Angular CLI Overview
New Projects with CLI
Testing and Generating with CLI

4. Angular Basics

Configuration Files
Working with angular.json
Top-Level Directories
Contents of app folder
Angular DevTools
ng build
Lab: Creating Projects with Angular CLI

Working with Angular
5. Components and Events

Data Binding and Components
Event Binding
Custom Events
Parent/Child Events
EventEmitter/emit()
New Input/Output function
Lab: Nested Components

6. Standalone Components

Project Setup and Configuration
Folder Structure
Components
Services
Routing
Versus non-standalone components
Versus modules

7. Third Party Libraries

Angular and the Need for

Libraries

Options for adding Libraries
Working with npm install
Lab: Third-Party Libraries

8. Dynamic Views - Directives

View Encapsulation
Structural/Attribute Directives
Conditional Styling
@if/@else
@for
@defer
Lab: Working with Directives

9. Pipes

Overview of Pipes
Built-in Pipes
Formatting and Conversions
Parameterizing Pipes
Pure vs. Impure Pipes
Customizing Pipes
Lab: Built-in and Custom Pipes

10. Signals and State

What are Signals?
How to read the value of a signal?
How to modify the value of a signal?
The update signal API
Read-only signals
The computed() Signal API
How do we subscribe to a signal?
Using effects

Angular Forms
11. Forms and the Forms API focus on Reactive Forms

Template Forms Overview
User Input/Interactions
Model-Driven Reactive Forms
FormBuilder API
Reactive Form Validation
Forms new control state change events
Lab: Reactive Forms

Single Page Applications and Routes
12. SPA - Routing

Overview of the SPA Concept
Routing for Page Display
Working with ActivatedRoute
Location Strategies
Nested Routes
Route redirects as functions
Lab: Routing

13. Services (Dependency Injection)

Angulars DI Framework
Components and Injectables
Tree-shakeable providers
Services Architecture
Service Interfaces and DI
Constructor Injection
Inject function
Scenarios for use
Lab: Services

14. Modules

Overview of Modules
Feature Modules
Feature Module Routing
Shared Modules
Lab: Modules

Using RESTful Services
15. Angular and REST

REST in Angular
Promises, Observables, Subject
HttpClient and Observables
Deprecation of HttpClientModule
Async Pipes and HttpClient Interceptors
Angular working with axios
Lab: Rest with axios

Reactive Programming in Angular
16. Working with RxJS

Working with RxJS in Angular
RxJS Operators
- switchMap, tap, map, forkJoin, combineLatest, …
- Most used operators
Asynchronous operations
Manipulate stream
Lab: Working with RxJS

17. Testing and Angular

Testing Dependencies
Options for Testing in Angular
Using Jest in Angular
Using the Web Test Runner
Lab: Unit Testing

18. Zoneless

The Need for Zoneless Angular

- Performance considerations

Zone Change Detection
Advantages and Trade-offs

Bonus Content / Time Permitting
Errors, Debugging and Standalone
19. Angular Error Handling and Debugging

With Chrome DevTools
With VS Code
Http client request errors
Lab: Debugging Angular

20. Angular coding style guide and Best Practices