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Chrome inspect element select your component and it will be assigned to $0 run ng.probe($0).componentInstance change values as you desire or call object class members to trigger the changes run ng.probe($0)._debugInfo._view.changeDetectorRef.detectChanges()

Access Parent Component


Using @Input and a little trick to send the this of the parent to the child. I guess you can do it the other way around also, to access child from parent via an @Output Parent Component import { Component } from '@angular/core'; @Component({ selector: 'ap...

Router :: Subscribe to Route Changes


This example will change the function of a contextual button in a bootstrap/navbar import { Component, OnInit } from "@angular/core"; import { Router, NavigationEnd } from "@angular/router"; import "rxjs/add/operator/filter"; @Component({ selector: "my-a...

Structural Directives - The Asterisk (*) Prefix


The (*) is a syntactic sugar. You'll have a ng-template wrapped arround the host element with the *directive. This snippet @Component({ selector: 'app-root', templateUrl: './app.component.html', styles: [] }) export class AppComponent { la = [1, 2, 3];...



Exclude folders from index It seems like .metadata_never_index method does not work anymore, since Mojave. However *.noindex and symlink aren't indexed by mds (the backend of Spotlight). For example rename all node_modules to node_modules.noindex and create a ...



Reset defaults write ResetLaunchPad -bool true; killall Dock

Major Version Upgrade on Debian


make a snapshot/backup of the machine check the running clusters using pg_lsclusters command drop the new cluster (the one running the target version) sudo -u postgres pg_dropcluster --stop 15 main (optional) if you are ssh-ing from a macOS/Item2 the LC_C...