A quick intro to Angular Ivy
Angular recently announced a new render engine called Ivy. Ivy is an amazing present from Angular team! It produces hello-world app in mere 3.2KB, on a par with minimal framework like preact. Unfortunately little documentation, if any, exists to explain how Ivy works. This blog post strives to fill this gap, by translating an amazing answer from zhihu, a superior Q&A website to Quora. I hope this
Unit testing Angular applications with Jest
Let’s discuss about unit testing in Angular, this will be just an introduction on Angular unit testing and what are the benefits of adopting Jest as test runner and suite for your execution. What? Jest is an integrated testing solution written by Facebook and famous especially in the React world. The key features of Jest are: Easy setup Instant feedback Powerful mocking Works with typescript Snaps
The New HTTP Client in Angular 4.3
In Angular 4.3, a new HTTP Client was introduced. This new client replaces the @angular/http module you are using right now. To prevent breaking changes (👍), it was released under a different name so that people can slowly migrate to the new client. In this article, I want to show you what's new and how to migrate! What’s newJSON is now the default response. This is an huge positive change IMO, a
Unit Test Your ngrx/effects in Angular
Now let’s create the service that will be responsible for fetching the posts from the server. Build the Posts Service — We need to listen to GET_POSTS action, then call our service and based on the response status to do the following thing: If the response is successful, dispatch GET_POSTS_SUCCESS action with the result.If the request fails, dispatch GET_POSTS_FAIL action with the error.These are
Angular — Advanced Styling Guide (v4+)
Learn how to style like a pro using Shadow DOM selectors, Light DOM, @HostBinding, ElementRef, Renderer, Sanitizer and much more Geometric Shapes by SasjIn this guide we want to cover the different options available when styling Angular Components and Directives. We will cover: Angular Encapsulation Modes: emulated, native and disabled.Browser support, Shadow DOM vs Light DOM.@Component styling me
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Angularでイベントから無駄にChange Detectionを走らせないためにすべきこと - Qiita
angular/CHANGELOG.md at master · angular/angular · GitHub