October 2025
Intermediate to advanced
137 pages
1h 49m
English
book
Practical Angular Signals : Levelling Up Your Web Development Skills with Signals, Patterns and Architectures
by Sonu Kapoor
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Introduction
The Angular landscape is undergoing a significant transformation with the introduction of Signals. Traditionally, Angular has relied heavily on RxJS and @Input()/@Output() bindings to manage data flow and change detection. While this approach has served Angular developers well, it comes with a set of challenges: boilerplate-heavy code, unpredictable reactivity, and a steep learning curve for newcomers.
Signals mark a paradigm shift. They offer a more intuitive, fine-grained, and performant way to express state and reactivity in Angular applications. With Signals, Angular moves closer to the reactive primitives seen in frameworks like SolidJS, while preserving its unique advantages like dependency injection and powerful tooling.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.