Discover the latest Certificates tips & tricks, industry news, and best practices

Trigger options for @defer
Learn how Angular's @defer block triggers lazy loading and explore the different loading strategies available to control when components are rendered for better performance and user experience.
Alain Chautard
Jun 2, 2026

Closures Explained: How Functions Remember Their Scope
A function in JavaScript remembers the scope it was created in, even after that scope has finished executing. Learn what closures are, why the loop bug happens, and how to use them in practice.
Martin Ferret
May 26, 2026

Modern Angular: Replacing Lifecycle Hooks with Signals
As an Angular developer, you’ve likely used lifecycle hooks such as ngOnChanges, ngOnInit, and ngOnDestroy. With the advent of Zoneless and Signals, we can use better, more readable options.
Alain Chautard
May 19, 2026

JavaScript finally gets dates right
JavaScript's Date object is 30 years old, copied from Java, and never really fixed. Temporal is the native API that finally gets dates right: immutable, timezone-aware, and no more dividing by 86400000.
Martin Ferret
May 12, 2026

RxJS to Angular Signals: Patterns, Pitfalls, and Practical Tips
Migrating from RxJS to Signals in Angular? This guide breaks down common patterns, practical tips, and step-by-step strategies to help you transition smoothly from reactive streams to a signals-based architecture.
Alain Chautard
May 5, 2026

Nullish Coalescing Operator
Understand the difference between || and ?? in JavaScript, and learn how the nullish coalescing operator avoids common pitfalls with falsy values like 0, empty strings, and false.
Martin Ferret
Apr 28, 2026

How to create nested routes with Angular?
Learn how nested (child) routes work in Angular, why multiple router outlets are useful, and how to implement tabbed navigation in complex dashboards.
Alain Chautard
Apr 21, 2026

JavaScript Mistakes That Quietly Destroy Production Apps
Some JavaScript mistakes don’t crash your app, they slowly degrade performance, reliability, and user trust. Here are the ones that cost the most in production.
Martin Ferret
Apr 14, 2026

How to Pick the Right Dependencies for Your Angular Application
Choosing the right libraries/dependencies for your Angular applications can make or break your project in the long run. Learn how to pick the right dependencies.
Alain Chautard
Apr 7, 2026