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Getting Started with Angular - Stormpath Webina...

Getting Started with Angular - Stormpath Webinar, January 2017

YouTube video of webinar: https://www.youtube.com/watch?v=Jq3szz2KOOs

This presentation is from a Stormpath Webinar I did on January 12, 2017. It was designed to teach developers how to build apps using Angular. Topics covered: tools needed, how to setup a project, how to run/deploy and how to deploy it to the cloud. I also talked about TypeScript, components, RxJS, routing, CSS frameworks and security.

Matt Raible

January 12, 2017
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  1. Blogger on raibledesigns.com UI Architect and Java Champion Father, Skier,

    Mountain Biker, Whitewater Rafter Web Framework Connoisseur Who is Matt Raible? Bus Lover Stormpath Developer Evangelist
  2. Speed to Market & Cost Reduction Complete Identity solution out-of-the-

    box Security best practices and updates by default Clean and elegant API/SDKs Little to code, no maintenance
  3. Jobs on LinkedIn (US) January 2017 0 1,500 3,000 4,500

    6,000 Backbone AngularJS Ember Knockout React
  4. Jobs on LinkedIn (US) January 2017 0 650 1,300 1,950

    2,600 Backbone Angular 2 Ember Knockout React
  5. Jobs on LinkedIn (US) #ItsJustAngular January 2017 0 2,250 4,500

    6,750 9,000 Backbone Angular Ember Knockout React
  6. Hello World with AngularJS <!doctype html> <html ng-app> <head> <title>Hello

    World</title> </head> <body> <div> <label>Name:</label> <input type="text" ng-model="name" placeholder="Enter a name here"> <hr> <h1>Hello {{name}}!</h1> </div> <script src="http://code.angularjs.org/1.5.8/angular.min.js"></script> </body> </html>
  7. Hello World with Angular <!DOCTYPE html> <html> <head> <title>Angular QuickStart</title>

    <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="styles.css"> <!-- Polyfill(s) for older browsers --> <script src="node_modules/core-js/client/shim.min.js"></script> <script src="node_modules/zone.js/dist/zone.js"></script> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('app').catch(function(err){ console.error(err); }); </script> </head> <body> <my-app>Loading AppComponent content here ...</my-app> </body> </html>
  8. app/main.ts import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { AppModule

    } from './app.module'; platformBrowserDynamic().bootstrapModule(AppModule);
  9. app/app.module.ts import { NgModule } from '@angular/core'; import { BrowserModule

    } from '@angular/platform-browser'; import { AppComponent } from './app.component'; @NgModule({ imports: [ BrowserModule ], declarations: [ AppComponent ], bootstrap: [ AppComponent ] }) export class AppModule { }
  10. app/app.component.ts import { Component } from '@angular/core'; @Component({ selector: 'my-app',

    template: `<h1>Hello {{name}}</h1>`, }) export class AppComponent { name = 'Angular'; }
  11. Angular 2+ Choices Choose a language JavaScript (ES6 or ES5)

    TypeScript Dart Anything that transpiles to JS Setup dev environment Install Node Choose Package Manager Choose Module Loader Choose Transpiler Choose Build Tool
  12. Easiest ways to get started Angular QuickStart https://github.com/angular/quickstart Angular Seed

    https://github.com/mgechev/angular-seed Angular CLI https://github.com/angular/angular-cli
  13. Angular Demo! Start with angular-cli Build Search Feature Data via

    HTTP Form Validation CSS Frameworks Security
  14. Built-in Components <div *ngIf="str == 'yes'"></div> <div [ngSwitch]="myVar"> <div *ngSwitchWhen="'A'"></div>

    </div> <div [ngStyle]="{color: colorinput.value}"></div> <div [ngClass]="{bordered: true}"></div> <div *ngFor="let item of items; let num = index"></div>
  15. The asterisk (*) effect <!-- Examples (A) and (B) are

    the same --> <!-- (A) *ngIf paragraph --> <p *ngIf="condition"> Our heroes are true! </p> <!-- (B) [ngIf] with template --> <template [ngIf]="condition"> <p> Our heroes are true! </p> </template>
  16. Angular Forms Template-Driven import { FormsModule } from '@angular/forms'; Reactive

    Forms import { ReactiveFormsModule } from '@angular/forms';
  17. Template-Driven Validation <label for="name">Name</label> <input type="text" class="form-control" id="name" required [(ngModel)]="model.name"

    name="name" #name="ngModel" > <div [hidden]="name.valid || name.pristine" class="alert alert-danger"> Name is required </div>
  18. Reactive Forms Validation <form [formGroup]="heroForm" *ngIf="active" (ngSubmit)="onSubmit()"> <label for="name">Name</label> <input

    type="text" id="name" class="form-control" formControlName="name" required > <div *ngIf="formErrors.name" class="alert alert-danger"> {{ formErrors.name }} </div> </form>
  19. Observables and RxJS Promises emit a single value whereas streams

    emit many values Imperative code “pulls” data whereas reactive streams “push” data RxJS is functional Streams are composable
  20. Upgrading from Angular 1.x to 2.x Big Bang Incremental ngUpgrade

    import {UpgradeAdapter} from ‘@angular/upgrade'; var adapter = new UpgradeAdapter(); var app = angular.module('myApp', []); adapter.bootstrap(document.body, ['myApp']);
  21. Cool Projects Web Workers and Service Workers Universal Angular 2

    Electron ng-bootstrap and Fuel-UI Angular Material JHipster, baby!
  22. ng-book 2 A comprehensive guide to developing with Angular 2

    Sample apps: Reddit clone, Chat with RxJS Observables, YouTube search-as-you-type, Spotify Search How to write components, use forms and APIs Over 5,500+ lines of code!
  23. Angular Performance Checklist Network performance Bundling Minification and Dead code

    elimination Ahead-of-Time (AoT) Compilation Compression Pre-fetching Resources Lazy-Loading of Resources Caching https://github.com/mgechev/angular-performance-checklist