Summary

In summary, web technologies have evolved to a point where it is possible to create rich, fast, and native web applications that can run well on the vast majority of desktop and mobile browsers that are deployed today. Angular has evolved to become a mature and stable platform, applying lessons learned from the past. It enables sophisticated development methodologies that enable developers to create maintainable, interactive, and fast applications. Technologies like TypeScript, RxJS, and NgRx enabled patterns from object-oriented programming, reactive programming, and the Flux pattern.

Angular is engineered to be reactive through and through and, therefore, you must adjust your programming style to fit this pattern. In addition, Angular is meant to be consumed in an evergreen manner, so it is a great idea always to keep your Angular up to date.

Leveraging promises in an Angular app, instead of observables and the async pipe, is equivalent to disregarding...