Ionic 4 + Angular 7: Checking whether the generic parent of a component is the active page

There’s no straightforward way yet in getting the parent component of a component via dependency injection without knowing the type of the parent component. This poses a problem if you want your component consumed by many different types of parent components.

A common scenario where this problem occurs is an Ionic 4 app with several pages that use so… Read more

ngx-translate: translate your JSON file to other languages

For Angular 2/3/4/5/6/7 developers, use this gadget to translate your en.json file.

This is relevant for developers that use @ngx-translate/core similar to the following in app.module:

import { TranslateModule, TranslateLoader } from '@ngx-translate/core';

/* ... */
  imports: [
      loader: {
        provide: Translat
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Angular 2/3/4/5: change detection on data-bound array push/unshift, pop/shift or splice

Suppose you have a component and have bound an array variable to an input property, like so:

<myComponent [arrayInput]="myArray"></myComponent>

Suppose you were to modify the contents of myArray via its standard array methods such as push(x), pop(), unshift(x), shift(), or splice(i, c). You may notice that myComponent does n… Read more