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Hide the navigation bar in jHipster Angular 2

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H iding a navigation bar is the easiest solution on Angular 2 version of jHipster . For this, you need to create a NavService and implement it on every component you need to show the navigation bar. Let's first create a service in the directory of your navigation component resides. import { Injectable } from '@angular/core'; @Injectable() export class NavbarService {   visible: boolean;   constructor() { this.visible = false; }   hide() { this.visible = false; }   show() { this.visible = true; }   toggle() { this.visible = !this.visible; } } There after you need to call this service on your navigation component constructor import { Component } from '@angular/core'; import { NavbarService } from './navbar.service'; @Component({   moduleId: module.id,   selector: 'sd-navbar',   templateUrl: 'navbar.component.html' }) export class NavbarComponent {   constructor( public nav: NavbarService ) {} } After the...