When working in Angular, it’s pretty straightforward to create components and nest those components inside of other components. However, it is a bit more complicated to design customizable components that will display content based on the components passed to them (content projection).

Reactive programming is all about streams. It involves combining streams, filtering streams, and transforming streams. In reactive programming, the application does not need to pull for data, but it is notified whenever a new event occurs. A few months ago, I wrote a post on reactive programming in WPF using ReactiveUI. Recently, we’ve been working on […]

As my recent project using Google Sheets and AngularJS grew into a successful prototype, I ran into a series of issues creating a feedback loop. I wanted to set up a tracking tool for page hits and log searches by users. My goal was to identify the pages that were used the most and the […]

The value of having test coverage in any software application is pretty obvious: making features is a lot less scary when you have a test suite that will yell at you if you break something. The value of adding test coverage to a large legacy project, however, is not as clear—especially to stakeholders who need new […]

Events are useful for communicating changes across components while keeping them decoupled. AngularJS provides a nice interface for this, including $broadcast and $on for publishing and subscribing. Luckily, these aspects of an application can be easily tested using Karma.