Feature Toggling with Angular and the Angular CLI
When building large scale applications that deploy to a variety of environments with different audiences, we often need the ability to show/hide certain features in the UI. The Angular CLI provides us an environment.ts file that can help us quite a bit with this but limited to static values. What if we want to change these at dynamically at build time, lets say we have Chef building our app to a v
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
Global Error Handling with Angular2+
Error handling is one of those things no one wants to deal with, well in Angular you can create a global handler and never have to worry again. Angular defines an ErrorHandler class that will allow us to override it and handle custom logic. Typically, I have my error handlers do things like: Show some sort of notification to the user via a dialog or growl-like component (ideally with a emoji)Send
Charts with SVGs in Angular2+
Many people think about Angular for just HTML components and forms. After all, Angular1 was insanely easy and awesome to build 2-way bound forms. But what if we took all those same awesome concepts of components and use it to build awesome visualizations too? There are a few different ways we can render charts in the browser today; SVGs, Canvas and WebGL. In this article, I’m going to talk about b
JavaScript’s new IntersectionObserver
The new IntersectionObserver landed in Chromium about a week ago. I find it pretty awesome and wanted to do a quick run down on it. This new API eliminates a lot of the headaches where you would have to do things like poll the page to determine when a element is visible. For example, I have a tab that is not selected and it contains some widget that needs to size itself. I hacked around it like th
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Angular Component Design Anti-Patterns
PWAs with the Angular CLI
