Skip to main content

Angular 2 Tutorials and Examples | Angular 2 Quick Start Docs

Angular 2 - Basic Fundamentals

Introduction of Angular 2 Setup Angular 2 in .NET MVC Advantages of Angular 2
The Major Changes of Angular 2 Component Lifecycle Hooks Support of Modern Browsers
Angular 2 Vs. Angular 1 Angular 4 Vs. Angular 2 Constructors Vs. OnInit
Use of ngInit and ngOnInit ngOnInit() Vs. Constructors HTTP Cookies
Dependency Injection (DI) Inject() Vs. Injectable() Features and Benefits
Bindings in Angular 2Initialize an Array in Angular 2Declare & Access a Global Variable

Angular 2 - Components

Components Components Life Cycles Inputs Outputs
Components Vs. Directives Hidden Property Components Communication Error Handling

Angular 2 - Services

Concepts of Angular 2 ServicesFeatures of Angular 2 ServicesObservables vs. Promises
Create & Call Angular 2 ServicesSingleton ServicesHTTP Client Interactions



Angular 2 - Pipes

Basic Concept of PipesPure and Pmpure PipesAsync Pipe
Create a Custom PipeGlobally Available Custom “Pipe”Use of Pipes

Angular 2 - Directives

Directives Router-Outlet Directives Structural Directives Identify To Strctural Directive

Angular 2 - Templates

Template Template Variable templateUrl Vs. styleUrls

Angular 2 - Input TextBox Events

Textbox EventsKeyup EventKeypress EventChange EventKeydown Event

Angular 2 - ECMA Script and Typings

ECMAScript (ES5/ES6) Typings TypeScript ES6 +A Traceur Compiler

Angular 2 - Styling

Import CSS Load external CSS styleUrlsstyles

Angular 2 - Routing

Routing Concepts Route Params Router Imports Router Link Directive

Angular 2 - NgModel

NgModel Root Module One Root Module Async Pipes

Angular 2 - Testing

Isolated Unit Tests Angular Testing Utilities Isolated Unit Tests vs. Angular Testing Utilities

Common Errors In Problem Solving

Cannot find module 'angular2/core' Cannot find module 'angular2/angular2' Angular 2 System is not defined.

Examples and CodeSample

Login Form and ValidationsRegistration Form and ValidationsAngular 2 Routing
Ng-If-ElseNg-If-Then-ElseForms ValidationNgfor Loop
Toggle ButtonAutocomplete EventsHello World
styleUrlsstylesCreate and use a Custom Pipes

Interview Questions and Answers

Angular 2 Q/A Angular 1 Q/A Angular 4 Q/A JavaScript Q/A

Labels

Labels:
By Anil Singh | Rating of this article (*****)

Popular posts from this blog

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 ...
Read more

25 Best Vue.js 2 Interview Questions and Answers

What Is Vue.js? The Vue.js is a progressive JavaScript framework and used to building the interactive user interfaces and also it’s focused on the view layer only (front end). The Vue.js is easy to integrate with other libraries and others existing projects. Vue.js is very popular for Single Page Applications developments. The Vue.js is lighter, smaller in size and so faster. It also supports the MVVM ( Model-View-ViewModel ) pattern. The Vue.js is supporting to multiple Components and libraries like - ü   Tables and data grids ü   Notifications ü   Loader ü   Calendar ü   Display time, date and age ü   Progress Bar ü   Tooltip ü   Overlay ü   Icons ü   Menu ü   Charts ü   Map ü   Pdf viewer ü   And so on The Vue.js was developed by “ Evan You ”, an Ex Google software engineer. The latest version is Vue.js 2. The Vue.js 2 is very similar to Angular because Evan ...
Read more

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...
Read more

How To Optimizing Database Performance: Tips and Techniques for Developers

Best Practices for Optimizing Database Performance: Tips and Techniques for Developers Navigating the labyrinth of database performance optimization can often seem like a daunting task for many professionals. Especially for database developers, mastering this critical skill has immense value, as it enhances both the efficiency and responsiveness of their applications.  Effective database performance optimization leads to faster data retrieval and smoother transactions.  A key challenge, however, lies in knowing  how to hire database developers who are well-versed in optimization techniques. The market is flooded with many professionals, but finding the right expert who understands the intricacies of database performance can be like looking for a needle in a haystack. Employers need to seek those who are not only proficient in their craft but also updated with the latest optimization practices. This guide, therefore, not only aims to provide developers with a compre...
Read more

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...
Read more