angular-core

Guide Angular developers to adopt standalone components, signals, inject, and zoneless change detection.

Updated Mar 15, 2026
One-click install
npx skills add https://github.com/JNZader/javi-ai --skill angular-core-jnzader
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: angular-core
Source: https://github.com/JNZader/javi-ai/tree/main/upstream/gentleman-skills/curated/angular/core
Command: npx skills add https://github.com/JNZader/javi-ai --skill angular-core-jnzader

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Angular projects often struggle with boilerplate, lifecycle coupling, and imperative state management. This skill provides a structured approach using standalone components, signals, inject, and zoneless change detection to simplify UI architecture and improve testability.

Core Features & Use Cases

  • Standalone components and modern Angular patterns (standalone by default; avoid explicit standalone flag)
  • Reactive state management with signals, computed, and effect
  • Dependency injection via inject() over constructors
  • Zoneless change detection with provideZonelessChangeDetection and OnPush
  • RxJS usage for complex async tasks; use signals for simple state
  • No lifecycle hooks such as ngOnInit; rely on signals and effects

Quick Start

Create a new Angular component using standalone patterns, signals, and zoneless change detection.

Frequently Asked Questions about angular-core

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build Angular components with zoneless change detection and signals?

Adopt standalone components, use the inject() function for dependency injection over constructors, and manage state with signals and computed values to enable zoneless change detection.

What is the best way to manage reactive state in Angular without lifecycle hooks?

Manage reactive state without lifecycle hooks by using signal-based state management with signals, computed, and effect, relying on OnPush change detection and AsyncPipe for scalable UI architecture.

How do I use inject() for dependency injection in standalone Angular components?

Use the inject() function instead of constructor-based dependency injection to simplify UI architecture and improve testability in standalone Angular components.

Can I use RxJS with signal-based state management in Angular?

Yes, use RxJS for complex asynchronous tasks while relying on signals for simple state management to maintain a reactive UI architecture with zoneless change detection.

How do I configure OnPush and provideZonelessChangeDetection in Angular?

Configure provideZonelessChangeDetection alongside OnPush to build scalable UI components that rely on reactive state, avoiding lifecycle coupling and imperative state management.

Why should I avoid ngOnInit and ngOnChanges in modern Angular applications?

Avoiding ngOnInit and ngOnChanges prevents lifecycle coupling and imperative state management, allowing you to rely on signals and effects for reactive state updates in zoneless Angular applications.