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Apr 2, 2026
ViewAngular RxJS & Observables. RxJS (Reactive Extensions for JavaScript) is a library for reactive programming using Observables. Angular extensively uses RxJS for handling asynchronous operations, HTTP requests, and event …
ReadAngular Routing & Navigation. Angular Router enables navigation from one view to the next as users perform tasks. It interprets browser URLs and navigates to client-generated views.. Router Setup. import { NgModule } fro…
ReadAngular State Management. Angular provides multiple approaches to state management: services with RxJS, NgRx (Redux pattern), and Signals (Angular 16+). Choose based on your application complexity.. Service-Based State (…
ReadTesting Angular Applications. Angular uses Jasmine as the testing framework and Karma as the test runner. Testing is built into the Angular CLI from the start.. Unit Testing Components. import { ComponentFixture, TestBed…
ReadAngular Components & Modules. Components are the building blocks of Angular applications. Every Angular app has at least one component, the root component. Modules organize components and dependencies into cohesive block…
ReadAngular Dependency Injection & Services. Dependency Injection (DI) is a core concept in Angular. It allows you to inject dependencies into components and services rather than creating them manually. Services are singleto…
ReadAngular Interview Questions. Comprehensive Angular interview questions covering architecture, components, services, RxJS, and best practices:. Fundamentals. 1. What is Angular and its key features?. Angular is a TypeScri…
ReadAngular Forms. Angular provides two approaches to handling user input through forms: template-driven forms and reactive forms. Both capture user input events, validate input, and create a form model.. Template-Driven For…
ReadAngular Directives & Pipes. Directives and pipes are powerful features in Angular. Directives add behavior to elements, while pipes transform data in templates.. Built-in Directives. Structural Directives. <!-- *ngIf - c…
ReadAngular Change Detection & Performance. Understanding and optimizing change detection is crucial for building performant Angular applications. Angular uses Zone.js to detect changes and update the view.. How Change Detec…
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