Programming
IT Hero programming guides: front-end, back-end, Angular, web application security and good engineering practice.
Angular Signals in 2025 - with Examples
Signals is one of the biggest innovations in Angular, bringing a fundamental change to the way state management and reactivity are handled in applications. Introduced in Angular 16, and becoming the preferred method...
Angular - New features worth using in 2025 #1
The Angular team isn’t slowing down, and with each update, the framework gets more flexible and efficient. This time, the focus is heavily on optimization and improvements in application flow management. With new...
CORS from the inside - a guide for web developers with all the details
Today’s guide is for all web developers who work on web applications. It’s essential reading for those building APIs or front-ends. If you haven’t heard of CORS yet, you’ll likely come across it soon. To help you go...
Angular - inject() or Constructor Injection?
One of the key elements of Angular is the Dependency Injection (DI) mechanism, which makes managing dependencies in an application easy. Since the framework’s inception, dependency injection has been an integral part...
