#angular Development Tutorials & Tips | Roast Dev

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🚀 Mastering Angular 17+ Fundamentals : A Dev’s Guide to Modern Angular

Angular has evolved into a powerful and modern framework for building scalable web applications. With the advent of standalone components, reactive primitives, and deferrable views, Angular is more st...

16.04.2025 0 Read More

Fixing 'ngModel' and 'ngClass' Errors in Angular 19 Standalone Components

If you're building a modern Angular 19 app using standalone components, chances are you've encountered this error: ⛶Can't bind to 'ngModel' since it isn't a known property of 'input' Can't bind to '...

16.04.2025 0 Read More

Mastering the New Control Flow Syntax in Angular 19

With the release of Angular 19, the Angular team has fully embraced the new control flow syntax, marking a significant evolution in template ergonomics and reactivity. Initially introduced in Angular ...

16.04.2025 0 Read More

Integrating Tailwind CSS in Angular

Tailwind CSS is a utility-first CSS framework that enables rapid UI development. Integrating it with Angular enhances your styling workflow by offering a flexible, responsive, and scalable design syst...

17.04.2025 0 Read More

Testing Angular with Jest

Unit tests verify small, isolated parts of your code like components, services, and pipes by testing them independently without external dependencies. They execute quickly, help find bugs early, and a...

17.04.2025 0 Read More

How to Set Up Jest in Angular 19 (Step-by-Step Guide)

1. Install the dependencies: ⛶npm install jest jest-preset-angular @types/jest --save-dev jest: Core testing framework. jest-preset-angular: Adds Angular support for Jest. @types/jest: T...

17.04.2025 0 Read More

Testing Angular simple Components using Jest

simple-component.ts ⛶@Component({ selector: 'simple-component', template: ` Show message {{message}} `, }) export class SimpleComp...

17.04.2025 0 Read More

Testing Angular Components with Children using Jest

parent-component.ts ⛶@Component({ selector: 'app-parent', template: ` Parent Component `, }) export class ParentComponent { parentValue = 'Parent Value'; }parent-compo...

17.04.2025 0 Read More

Testing Angular Components with Inputs and Outputs using Jest

io.component.ts ⛶import { Component, EventEmitter, Input, Output } from '@angular/core'; @Component({ selector: 'app-io', template: ` My favourite color is: {{color}} `, })...

17.04.2025 0 Read More

Angular Input Handling: valueAsNumber vs +value – What's the Difference?

When handling elements in Angular—especially in combination with Signals or reactive state—you might encounter two common patterns to retrieve the value of a numeric input: ⛶type="number" ...

17.04.2025 0 Read More

🚀 Mastering Angular 17+ Fundamentals : A Dev’s Guide to Modern Angular

Fixing 'ngModel' and 'ngClass' Errors in Angular 19 Standalone Components

Mastering the New Control Flow Syntax in Angular 19

Integrating Tailwind CSS in Angular

Testing Angular with Jest

How to Set Up Jest in Angular 19 (Step-by-Step Guide)

Testing Angular simple Components using Jest

Testing Angular Components with Children using Jest

Testing Angular Components with Inputs and Outputs using Jest

Angular Input Handling: valueAsNumber vs +value – What's the Difference?

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