Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Successful with Signals: 3 Effective Rules @Fra...
Search
Manfred Steyer
PRO
May 14, 2024
0
320
Successful with Signals: 3 Effective Rules @FrankenJS
Manfred Steyer
PRO
May 14, 2024
Tweet
Share
More Decks by Manfred Steyer
See All by Manfred Steyer
Advanced Micro Frontends: Multi Version/ Framework Scenarios
manfredsteyer
PRO
0
280
Advanced Micro Frontends: Multi Version/ Framework Scenarios @WAD 2025, Berlin
manfredsteyer
PRO
0
600
Modern Angular with Signals and Signal Store:New Rules for Your Architecture @enterJS Advanced Angular Day 2025
manfredsteyer
PRO
0
470
The Missing Link in Angular‘s Signal Story Resource API and httpResource @ngRome 2025
manfredsteyer
PRO
0
150
Your Architecture as a Crime Scene:Forensic Analysis
manfredsteyer
PRO
0
220
Rethinking Data Access: The New httpResource in Angular
manfredsteyer
PRO
0
350
Reactive Thinking with Signals, Resource API, and httpResource @Devm.io Angular 20 Launch Party
manfredsteyer
PRO
0
230
JavaScript as a Crime SceneForensic Analysis
manfredsteyer
PRO
0
130
Modern Angular with Signals and Signal Store:New Rules for Your Architecture @jax2025 in Mainz, Germany
manfredsteyer
PRO
0
220
Featured
See All Featured
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
44
2.5k
Learning to Love Humans: Emotional Interface Design
aarron
273
40k
Large-scale JavaScript Application Architecture
addyosmani
512
110k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
229
22k
How to train your dragon (web standard)
notwaldorf
96
6.2k
Designing Experiences People Love
moore
142
24k
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
358
30k
Automating Front-end Workflow
addyosmani
1370
200k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
48
9.7k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
23
1.4k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.8k
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
18
1.1k
Transcript
AngularArchitects.io | @ManfredSteyer Successful with Signals: 3 Effective Rules
None
None
None
Agenda • Austrian Desserts • Computed • Effects • RxJS
Interop • Stores
Result • 3 Rules (of thumb) • 2 Hints
About me… Manfred Steyer, ANGULARarchitects.io (Remote) Angular Workshops and Consulting
Google Developer Expert for Angular Blog, Books, Articles, and Talks about Angular Manfred Steyer
Austrian Desserts: Example App
Demo
Computed
Simple Reactivity with Signals Signal 4711 Consumer read set notify
4712
Signal Eventually Zone-less!
flights = signal<Flight[]>([]); const flights = await this.flightService.findAsPromise(from, to); this.flights.set(flights);
<div *ngFor="let f of flights()"> <flight-card [item]="f" /> </div>
from = signal('Paris'); to = signal('London'); flightRoute = computed(() =>
this.from() + ' to ' + this.to());
Demo Branch: 01a-add-signals
Architecture Rule #1 Synchronously derive state where possible
Effects
Demo Branch: 04-effects-starter
Architecture Rule #2 Avoid effects propagating state and signal writes
RxJS-Interop
Demo Branch: 05-rxjs-interop-starter
Hint #1 Signals play well together with RxJS
Hint #2 Avoid Race Conditions (e.g. RxJS and/or loading flag)
Stores
None
None
None
Stores Streamline Reactive Flow Component Store "Intention" Signal sync/ async
computed() computed()
Demo Branch: 07-state-service-starter
Architecture Rule #3 Stores make your reactive flow more manageable
Free eBook (2nd Edition) angularArchitects.io/modern
More: Angular Architecture Workshop • Maintainable Architectures with Modern Angular
• Strategic Design with Nx & Sheriff • Micro Frontends with Module Federation • Signals and Your Architecture: CD & Zone-less, NGRX & Signal Store, RxJS-Interop German Version in June: Online & Interactive angulararchitects.io/workshop-de
Conclusion Architecture Rule #1 Synchronously derive state where possible Architecture
Rule #2 Avoid effects propagating state and signal writes Architecture Rule #3 Stores make your reactive flow more manageable Component Store
Conclusion Hint #1 Signals play well together with RxJS Hint
#2 Avoid Race Conditions (e.g. RxJS and/or loading flag)
None
ManfredSteyer AngularArchitects.io Slides & Examples