Angular 21 Signals Deep Dive | Update, Set & Computed Methods

🚀 Learn Angular 21 Signals from scratch in this complete full course
by OctAcademy!

Whether you're coming from RxJS and Reactive Forms or just starting
with Angular, this course walks you through everything you need to
master the Signals API in Angular 21 — with live coding, real examples,
and beginner-friendly explanations.

✅ What you'll learn:
- What Signals are and why Angular moved to them
- signal(), computed(), and effect() — the core building blocks
- set() vs update() — when and why to use each
- Immutable updates with objects and arrays
- Sharing signals across components using Services
- Read-only signals for clean state management
- Performance benefits over traditional change detection
- Naming conventions, best practices & common mistakes

📌 Beginner-friendly but packed with real-world patterns used in
production Angular apps.

🔔 Subscribe to OctAcademy for more Angular courses, React tutorials,
and web dev content every week!

---

⏱️ Chapters:
00:00 – What Are Angular Signals? (Old Way vs New Way Explained)
09:32 – How Signals Boost Performance Over Traditional Change Detection
13:18 – Sharing Signals Between Components Using Angular Services
24:36 – Working With Object Data in Signals (Immutable Updates)
33:27 – Working With Arrays in Signals (Add & Remove Immutably)
40:09 – set() vs update() – When to Use Each Method
51:25 – computed() – Creating Reactive Derived Values
59:43 – computed() vs Traditional Angular Change Detection
1:03:55 – effect() – Running Side Effects on Signal Changes
1:08:29 – Naming Conventions, Best Practices & Performance Tips
1:23:30 – Read-Only Signals for Encapsulation & State Management

---

🛠️ Built With:
- Angular 21
- TypeScript
- VS Code

---

🎓 More OctAcademy Courses:
👉 Check out our full Angular & React courses on Udemy!
👉 Subscribe for free tutorials every week on YouTube!

---

#Angular #Angular21 #AngularSignals #OctAcademy #WebDevelopment

Видео Angular 21 Signals Deep Dive | Update, Set & Computed Methods канала OctAcademy