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Showing posts from February, 2016

Eventful Javascript

let data = {child:[]}; treevent.Listen(data, "child[*].name[0]", (path, params, type, index, oldValue, newValue) => { console.log("woah..."); } ); data.child.unshift({name: ["first", "last"]})
For any front-end developers out there, you may have noticed the increasing popularity of reactive / event-driven / data-binding architectures. Call it what you like, but things like React, RxJS, Angular, Web Components, Meteor, Firebase, ... etc are all built along similar principles.

Whenever asked about them, I always recommend usage (it's a much nicer style of coding that a non-binding way) but I also tend to complain that 'arrays aren't done properly', which understandably confuses people, as it's intentionally reductionist. There's obvious things, like Firebase's lack of native array support, but I realized that what I more meant was that array mutations weren't handled well, which means that mutati…