AngularUniv's profile picture. High-quality Angular Courses. Learn and keep up with the Angular Ecosystem. Helpdesk: helpdesk@angular-university.io

Angular University 🅰️

@AngularUniv

High-quality Angular Courses. Learn and keep up with the Angular Ecosystem. Helpdesk: [email protected]

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Check out my brand new Modern Angular With Signals Course: learn how to build modern Angular applications in reactive style with almost no RxJs. 🔗 angular-university.io/course/angular…

AngularUniv's tweet image. Check out my brand new Modern Angular With Signals Course: learn how to build modern Angular applications in reactive style with almost no RxJs. 
🔗 angular-university.io/course/angular…

Besides video courses and exercises, nothing locks in better with your newly acquired knowledge than getting yourself a certification. The brand-new Angular Certification Program—𝐫𝐞𝐯𝐢𝐞𝐰𝐞𝐝 𝐛𝐲 𝐆𝐨𝐨𝐠𝐥𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐄𝐱𝐩𝐞𝐫𝐭𝐬— is now live: Propel Your…

AngularUniv's tweet image. Besides video courses and exercises, nothing locks in better with your newly acquired knowledge than getting yourself a certification.

The brand-new Angular Certification Program—𝐫𝐞𝐯𝐢𝐞𝐰𝐞𝐝 𝐛𝐲 𝐆𝐨𝐨𝐠𝐥𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐄𝐱𝐩𝐞𝐫𝐭𝐬— is now live:

Propel Your…

🚀 Angular 19's Linked Signal: A Writable Computed? The new linkedSignal API is a game-changer for managing derived state. It acts like computed, but writable, making it perfect for cases where values must be reset dynamically based on another signal. 🔥 Don't overuse…

AngularUniv's tweet image. 🚀 Angular 19's Linked Signal: A Writable Computed?

The new linkedSignal API is a game-changer for managing derived state. 

It acts like computed, but writable, making it perfect for cases where values must be reset dynamically based on another signal. 🔥

Don't overuse…

🚀 Learn Angular for FREE! 🎓🔥 Kickstart your journey with this beginner-friendly course (2h 45m)! Master key Angular concepts: ✅ Components, Pipes, Services ✅ @if, @for, @switch directives ✅ HTTP Client (GET, POST, PUT, DELETE) 👉 Enroll now: angular-university.io/course/getting…

AngularUniv's tweet image. 🚀 Learn Angular for FREE! 🎓🔥

Kickstart your journey with this beginner-friendly course (2h 45m)! Master key Angular concepts:

 ✅ Components, Pipes, Services

 ✅ @if, @for, @switch directives

 ✅ HTTP Client (GET, POST, PUT, DELETE)

👉 Enroll now: angular-university.io/course/getting……

🚀 Angular 19's resource() API is here! Handle async requests declaratively with: ✅ Reactive data fetching via signals ✅ Seamless loading states ✅ Automatic request cancellation (no RxJS needed!) 💡 Type in a search box—only the final query hits the backend. No wasted…

AngularUniv's tweet image. 🚀 Angular 19's resource() API is here!

Handle async requests declaratively with:

 ✅ Reactive data fetching via signals
 ✅ Seamless loading states
 ✅ Automatic request cancellation (no RxJS needed!)

💡 Type in a search box—only the final query hits the backend. No wasted…

Swap traditional decorators like @ViewChild with new functions: Instead of: @ViewChild('title') title!: ElementRef; ngAfterViewInit() { console.log(this.title.nativeElement); } Use: title = viewChild<ElementRef>('title'); effect(() =>…

AngularUniv's tweet image. Swap traditional decorators like @ViewChild with new functions:

Instead of:

@ViewChild(&apos;title&apos;) title!: ElementRef;
ngAfterViewInit() { console.log(this.title.nativeElement); }

Use:

title = viewChild&amp;lt;ElementRef&amp;gt;(&apos;title&apos;);
effect(() =&amp;gt;…

🚀 A cleaner alternative to *ngIf: the @if syntax! It's more intuitive, supports else if, and requires no imports. Example: @Component({ template: ` @if (showHello) { <h2>Hello</h2> } @else { <h2>Goodbye</h2> } `, }) class Test { showHello = true; } Why is this better + what…

AngularUniv's tweet image. 🚀 A cleaner alternative to *ngIf: the @if syntax!
It&apos;s more intuitive, supports else if, and requires no imports.

Example:

@Component({
template: `
@if (showHello) {
&amp;lt;h2&amp;gt;Hello&amp;lt;/h2&amp;gt;
} @else {
&amp;lt;h2&amp;gt;Goodbye&amp;lt;/h2&amp;gt;
}
`,
})
class Test {
showHello = true;
}

Why is this better + what…

🚀 Angular has a cleaner way to manage template conditions with the @switch syntax! 🎉 It's an intuitive alternative to ngSwitch for rendering template sections based on an expression's value. Here's a quick example: @switch (color) { @case ("red") { <div>Red</div> } @case

AngularUniv's tweet image. 🚀 Angular has a cleaner way to manage template conditions with the @switch syntax! 

🎉 It&apos;s an intuitive alternative to ngSwitch for rendering template sections based on an expression&apos;s value.

Here&apos;s a quick example:

@switch (color) {
@case (&quot;red&quot;) {
&amp;lt;div&amp;gt;Red&amp;lt;/div&amp;gt;
}
@case…

Angular's @defer syntax is a performance game-changer! 🚀 Load components only when needed with fine-grained control: @defer (on viewport) { <heavy-component /> } @placeholder { <loading-spinner /> } Separate bundles, custom triggers, and smart prefetching. Your apps just got…

AngularUniv's tweet image. Angular&apos;s @defer syntax is a performance game-changer! 🚀

Load components only when needed with fine-grained control:

@defer (on viewport) {
&amp;lt;heavy-component /&amp;gt;
} @placeholder {
&amp;lt;loading-spinner /&amp;gt;
}

Separate bundles, custom triggers, and smart prefetching. Your apps just got…

🚀 Angular's @Input just got a whole lot more powerful. You can now transform values on the fly without getters/setters using transform: @Input({ transform: (value: string) => value.toUpperCase(), }) name: string; Clean. Declarative. 🔥 More tricks 👉…

AngularUniv's tweet image. 🚀 Angular&apos;s @Input just got a whole lot more powerful.

You can now transform values on the fly without getters/setters using transform:

@Input({
transform: (value: string) =&amp;gt; value.toUpperCase(),
})
name: string;

Clean. Declarative. 🔥

More tricks 👉…

🚀 Understanding Angular’s @Output is key to clean parent-child communication. Here’s a simple, powerful example: // child.component.ts @Output() myEvent = new EventEmitter<string>(); emitEvent() { this.myEvent.emit("Hello World!"); } // parent.component.html <app-child…

AngularUniv's tweet image. 🚀 Understanding Angular’s @Output is key to clean parent-child communication.

Here’s a simple, powerful example:

// child.component.ts
@Output() myEvent = new EventEmitter&amp;lt;string&amp;gt;();

emitEvent() {
this.myEvent.emit(&quot;Hello World!&quot;);
}

// parent.component.html
&amp;lt;app-child…

🚀 Want to create a global loading indicator in Angular? Here's a quick guide: 🔹 Build a LoadingService to control the spinner globally 🔹 Use an HTTP interceptor to auto-toggle the spinner for backend requests 🔹 Integrate with the router for seamless route transition…

AngularUniv's tweet image. 🚀 Want to create a global loading indicator in Angular? Here&apos;s a quick guide:

🔹 Build a LoadingService to control the spinner globally
 🔹 Use an HTTP interceptor to auto-toggle the spinner for backend requests
 🔹 Integrate with the router for seamless route transition…

🚀 Angular Signal Inputs vs @Input: The future of reactivity in Angular! 🌐 Signal inputs, introduced in Angular 17.1, are a game-changer! They simplify reactivity and replace the need for OnChanges. No more manual updates when your input changes. Here’s how to refactor…

AngularUniv's tweet image. 🚀 Angular Signal Inputs vs @Input: The future of reactivity in Angular! 🌐

Signal inputs, introduced in Angular 17.1, are a game-changer! They simplify reactivity and replace the need for OnChanges. 

No more manual updates when your input changes.

Here’s how to refactor…

🚀 Boost Your Angular App’s Speed! 🚀 Is your app slow? Optimize bundle size with these steps: 🔍 Find the problem: npm install -g source-map-explorer ng build --configuration production --source-map && source-map-explorer dist/browser/*.js ⚡ Lazy-load everything:…

AngularUniv's tweet image. 🚀 Boost Your Angular App’s Speed! 🚀

Is your app slow? Optimize bundle size with these steps:

🔍 Find the problem:

npm install -g source-map-explorer
ng build --configuration production --source-map &amp;amp;&amp;amp; source-map-explorer dist/browser/*.js

⚡ Lazy-load everything:…

🚀 Angular's Signal Components API – A Game-Changer! Angular 17.3+ introduces a cleaner, more reactive way to define components: ✅ input() → Replaces @Input() ✅ output() → Type-safe alternative to @Output() ✅ model() → Simplifies two-way binding No more OnChanges,…

AngularUniv's tweet image. 🚀 Angular&apos;s Signal Components API – A Game-Changer!

Angular 17.3+ introduces a cleaner, more reactive way to define components:

✅ input() → Replaces @Input()

✅ output() → Type-safe alternative to @Output()

✅ model() → Simplifies two-way binding

No more OnChanges,…

🚀 Master Angular's NEW signal-based queries! Say goodbye to lifecycle hooks & decorators—use viewChild(), contentChild(), viewChildren(), & contentChildren() for a cleaner, reactive approach! 🚨Query plain HTML: title = viewChild<ElementRef>("title");…

AngularUniv's tweet image. 🚀 Master Angular&apos;s NEW signal-based queries!

Say goodbye to lifecycle hooks &amp;amp; decorators—use viewChild(), contentChild(), viewChildren(), &amp;amp; contentChildren() for a cleaner, reactive approach!

🚨Query plain HTML:

title = viewChild&amp;lt;ElementRef&amp;gt;(&quot;title&quot;);…

🚀 Angular’s linkedSignal() – The Missing Link in Signal-Based Reactivity! 🔹 Writable like a signal 🔹 Reactive like computed 🔹 Perfect for scenarios like form resets & state management No more awkward effect() workarounds! Check out how it works: 👇 const quantity =…

AngularUniv's tweet image. 🚀 Angular’s linkedSignal() – The Missing Link in Signal-Based Reactivity!

🔹 Writable like a signal
🔹 Reactive like computed
🔹 Perfect for scenarios like form resets &amp;amp; state management

No more awkward effect() workarounds! Check out how it works: 👇

const quantity =…

🚀 Want to master Angular? 25% of this in-depth Angular Core Deep Dive course is free! 🔹 Learn @Input, @Output, Observables, Pipes, HTTP Client & more 🔹 Covers both Signals & decorators 🔹 Starts from basics, but dives into advanced topics Get a solid foundation in…

AngularUniv's tweet image. 🚀 Want to master Angular? 25% of this in-depth Angular Core Deep Dive course is free!

🔹 Learn @Input, @Output, Observables, Pipes, HTTP Client &amp;amp; more

 🔹 Covers both Signals &amp;amp; decorators

 🔹 Starts from basics, but dives into advanced topics

Get a solid foundation in…

🚀 Angular Devs, did you know? toObservable() in Angular only emits the last signal value from a change detection cycle. Even if you set multiple values before subscribing, you'll only see the final one! Want to see why? Check out this deep dive by @AngularUniv 👇…

AngularUniv's tweet image. 🚀 Angular Devs, did you know?

toObservable() in Angular only emits the last signal value from a change detection cycle. 

Even if you set multiple values before subscribing, you&apos;ll only see the final one!

Want to see why? Check out this deep dive by 

@AngularUniv 👇…

🚀 Slow Angular app? Don't guess, profile it! ✅ Generate a bundle report ✅ Identify heavy dependencies ✅ Use lazy loading & @defer for huge gains Learn how to optimize your app’s performance step by step! ⚡👇 🔗blog.angular-university.io/angular-perfor…

AngularUniv's tweet image. 🚀 Slow Angular app? Don&apos;t guess, profile it!

✅ Generate a bundle report

✅ Identify heavy dependencies

✅ Use lazy loading &amp;amp; @defer for huge gains

Learn how to optimize your app’s performance step by step! ⚡👇

🔗blog.angular-university.io/angular-perfor…

🚀 𝐂𝐮𝐫𝐢𝐨𝐮𝐬 𝐚𝐛𝐨𝐮𝐭 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 𝐒𝐢𝐠𝐧𝐚𝐥𝐬? This course breaks down how to build Angular apps using Signals with minimal RxJs. Learn change detection, CRUD, authentication & more, all in a modern signal-based approach. 🎯 ✅ 25% of lessons FREE! Start learning…

AngularUniv's tweet image. 🚀 𝐂𝐮𝐫𝐢𝐨𝐮𝐬 𝐚𝐛𝐨𝐮𝐭 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 𝐒𝐢𝐠𝐧𝐚𝐥𝐬?

This course breaks down how to build Angular apps using Signals with minimal RxJs.

Learn change detection, CRUD, authentication &amp;amp; more, all in a modern signal-based approach. 🎯

✅ 25% of lessons FREE! Start learning…

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