351 Best Angular Interview Questions and Answers

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List of Countries, Nationalities and their Code In Excel File

Download JSON file for this List - Click on JSON file Countries List, Nationalities and Code Excel ID Country Country Code Nationality Person 1 UNITED KINGDOM GB British a Briton 2 ARGENTINA AR Argentinian an Argentinian 3 AUSTRALIA AU Australian an Australian 4 BAHAMAS BS Bahamian a Bahamian 5 BELGIUM BE Belgian a Belgian 6 BRAZIL BR Brazilian a Brazilian 7 CANADA CA Canadian a Canadian 8 CHINA CN Chinese a Chinese 9 COLOMBIA CO Colombian a Colombian 10 CUBA CU Cuban a Cuban 11 DOMINICAN REPUBLIC DO Dominican a Dominican 12 ECUADOR EC Ecuadorean an Ecuadorean 13 EL SALVA...

nullinjectorerror no provider for httpclient angular 17

In Angular 17 where the standalone true option is set by default, the app.config.ts file is generated in src/app/ and provideHttpClient(). We can be added to the list of providers in app.config.ts Step 1: To provide HttpClient in a standalone app we could do this in the app.config.ts file, app.config.ts: import { ApplicationConfig } from '@angular/core'; import { provideRouter } from '@angular/router'; import { routes } from './app.routes'; import { provideClientHydration } from '@angular/platform-browser'; //This (provideHttpClient) will help us to resolve the issue import {provideHttpClient} from '@angular/common/http'; export const appConfig: ApplicationConfig = { providers: [ provideRouter(routes), provideClientHydration(), provideHttpClient () ] }; The appConfig const is used in the main.ts file, see the code, main.ts : import { bootstrapApplication } from '@angular/platform-browser'; import { appConfig } from ...

Top 15+ Angular 17 Interview Questions Answers | For Experienced Professionals as well

G Google team released the latest version of Angular – Angular 17 on November 6, 2023, creating a significant milestone for the super fast front-end development. What Are the New Features in Angular 17? 1. Angular 17 is the highly anticipated release for the community, bringing many new exciting features, updates, and improvements. 2. New Syntax for Control Flow in Templates - new @if, @switch, @for, @case, @empty @end control flow syntax 3. Deferred Loading - @defer partial template 4. The Angular signals API 5. Angular SSR and client hydration 6. Automatic Migration to Build-in Control Flow 7. Build Performance with ESBuild 8. By default, set this newly generated component as a standalone, and now we don't have an app module file. To use (ng...

51 Best React Interview Questions and Answers

1) What Is React? React is a fast, open-source, and front-end JavaScript library and It was developed by Facebook in 2011 for building complex, stateful and interactive UI in web as well as mobile Applications. React follows the component based approach which helps you to building reusable and interactive web and mobile user interface (UI) components. React has one of the largest communities supporting it. The high level component Lifecycle - At the highest level component Lifecycle, React components have lifecycle events that are - 1. Initialization 2. State/Property Updates 3. Destruction Explore to detail understanding - React Lifecycle Components Reactjs is very fast technology that can be trusted for complex tasks and can simply be trusted for quality outcomes. 2) When Reactjs released? March 2013 3) What Is the current stable version of ...

39 Best Object Oriented JavaScript Interview Questions and Answers

Most Popular 37 Key Questions for JavaScript Interviews. What is Object in JavaScript? What is the Prototype object in JavaScript and how it is used? What is "this"? What is its value? Explain why "self" is needed instead of "this". What is a Closure and why are they so useful to us? Explain how to write class methods vs. instance methods. Can you explain the difference between == and ===? Can you explain the difference between call and apply? Explain why Asynchronous code is important in JavaScript? Can you please tell me a story about JavaScript performance problems? Tell me your JavaScript Naming Convention? How do you define a class and its constructor? What is Hoisted in JavaScript? What is function overloadin...

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