Jafar Husain shares how Netflix uses the Reactive Extensions (Rx) library to build responsive user experiences that strive to be event-driven, scalable and resilient. Learn the power of the Observable and how Netflix has simplified code through the ability to filter, aggregate, compose and project data streams.
This talk discusses how Netflix uses Rx to:
- Declaratively build complex events out of simple events (ex. drag and drop)
- Coordinate and sequence multiple Ajax requests
- Reactively update the UI in response to data changes
- Eliminate memory leaks caused by neglecting to unsubscribe from events
- Gracefully propagate and handle asynchronous exceptions
Slides: http://www.slideboom.com/presentations/1002549/Async-Javascript-at-Netflix-2014-03-19?pk=58d9-8985-be37-25f7-dc90-fe60-a9e2-03ab
Haskell is a beautiful functional language, written by smart computer scientists, and having clever and elegant functional constructs. It clearly separates pure and impure parts of the program.
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The Clojure ecosystem, we're told, is made up of small, composable libraries. In practice, though, it's all too common to find that two libraries simply will not cleanly compose. This typically will lead to another library that does the same thing, but in a subtly different way. Sometimes this is ...
NodeBots have been around for several years now, but with every presentation, there is always someone who asks, "But... JavaScript?! Why on earth would you make robots with JavaScript?"
It's a fair question, and one worthy of more than a hand-wavy answer about how it's cool... or something.
In this talk, let's ...
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Janne Jul Jensen - Interaction Designer and Usability Specialist
ABSTRACT
Most developers today are aware of the importance of creating a good user interface with a high level of usability, but many are lacking the methods and techniques ...
JavaScript programmers like to use words like, “event-loop”, “non-blocking”, “callback”, “asynchronous”, “single-threaded” and “concurrency”.
We say things like “don’t block the event loop”, “make sure your code runs at 60 frames-per-second”, “well of course, it won’t work, that function is an asynchronous callback!”
If you’re anything like me, you nod and agree, ...
This talk speculates about the next language after JavaScript, and what to do in the mean time about some of the new features in ES6.
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Jafar Husain discusses interesting features that can be used today in JS6, such as Object.observe, async functions and async generators, while also giving a peek at what's being explored for JS7 to make async programming easier. ...
In object-oriented development, we are all familiar with design patterns such as the Strategy pattern and Decorator pattern, and design principles such as SOLID. The functional programming community has design patterns and principles as well. This talk will provide an overview of some of these, and present some demonstrations of ...
New web developers have trouble distinguishing jQuery from JavaScript. We frequently point developers to three.js for doing 3D on the web, but what is raw WebGL and what tools do we have for debugging 3D web applications? ...