"No. Signals handle synchronous state; RxJS handles async streams. They merge via toSignal() and toObservable() ." The Hacking Pattern: toSignal to kill subscriptions Old way (Memory leak risk):
"Will RxJS die?"
DI isn't just about getting a service. It’s about overriding and multi-providing . Hack #1: The multi: true flag You can have multiple services implementing the same InjectionToken. Decoded Frontend - Angular Interview Hacking %21%21TOP%21%21
"Write a directive that conditionally renders a template except twice." "No. Signals handle synchronous state