Decoded Frontend - Angular Interview Hacking %21%21top%21%21

| If they ask... | Your hack keyword | | :--- | :--- | | "How to optimize change detection?" | OnPush + immutable | | "How to cancel an HTTP request?" | switchMap + unsubscribe | | "What’s replacing ngOnChanges ?" | computed signals | | "How to share logic without inheritance?" | inject() + composition | | "How to lazy load a component?" | loadComponent in routes |

: Replace *ngIf and *ngFor with the more performant @if and @for syntax, noting that @for requires a mandatory track expression for performance. 3. Practical Performance Optimization Decoded Frontend - Angular Interview Hacking %21%21TOP%21%21

: Know when to run code "outside" of Angular using NgZone.runOutsideAngular() to prevent unnecessary UI re-renders during heavy background tasks. 3. RxJS & Signals: The Reactive Powerhouse | If they ask

"I don't leak memory. I read the Angular changelog." Practical Performance Optimization : Know when to run