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OSCON 2014: How Instagram.com Works; Pete Hunt

Facebook Developers · Youtube · 7 HN points · 3 HN comments
HN Theater has aggregated all Hacker News stories and comments that mention Facebook Developers's video "OSCON 2014: How Instagram.com Works; Pete Hunt".
Youtube Summary
Instagram.com renders almost all of its UI in JavaScript. I'll talk about how our packaging and push systems work in great detail, which are clever combinations of existing open-source tools. Anyone building a large site using lots of JavaScript would find what we've learned interesting!
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Hacker News Stories and Comments

All the comments and stories posted to Hacker News that reference this video.
Dec 28, 2015 · peterhunt on React/JavaScript fatigue
In order to be sold on webpack you need to understand the stack of problems it solves. I tried to do this during a talk last year; the relevant part is https://youtu.be/VkTCL6Nqm6Y?t=9m39s
sandGorgon
What do you think about jspm and systemjs - the way it separates front end vs back end dependencies and generates a config.js was very nifty.
peterhunt
Haven't used it, but I don't believe it has code splitting?
I wonder if they've looked at webpack?

Here's a great presentation about it by pete hunt of instagram : https://www.youtube.com/watch?v=VkTCL6Nqm6Y

I concur with him that it is the only tool that does these things Right.

Oct 09, 2014 · palcu on Move Fast and Break Nothing
I don't know what Github uses, but where I work, we do screenshot testing. We have PhantomCSS[0], which is a helper on top of CasperJs that visits pages, takes screenshots and compares them. There are a lot of other tools, Huxley and Selenium come to my mind, that do the same stuff. Even Facebook[1] tests this way.

[0]: https://github.com/Huddle/PhantomCSS [1]: https://www.youtube.com/watch?v=VkTCL6Nqm6Y

Sep 15, 2014 · 3 points, 1 comments · submitted by WickyNilliams
WickyNilliams
This talk really excited me.

I've spent a lot of time considering module systems, dependency graph optimisations etc.

Asset-graph [0] excited me previously, because it generated a dependency graph, implied by HTML/CSS/JS structure (e.g. script tags, link tags, image tags etc). This sounds great, but i can imagine it would be fragile. I'd been holding off on it until it matured, but I think now i'll skip that completely...

WebPack [1] adopts a similar approach. Generate a dependency graph of all assets for a web page/app and optimise from there. However, WebPack goes further, by pumping everything through the CommonJS module system. That way you have explicit dependencies between CSS, images and your JS. This will surely be less fragile and can be done without firing up a browser (headless or not).

This feels like the future.

[0] https://github.com/assetgraph/assetgraph [1] http://webpack.github.io/

Sep 06, 2014 · 4 points, 0 comments · submitted by sidcool
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