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Web & Frontend

The most popular blog posts about web & frontend on Hacker News. 3,855 posts.

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3228

There's a WebGL talk at WWDC 2014

In July 2011, Apple released Safari 5.1 bringing WebGL to OS X users. WebGL advocates the world over rejoiced - except there was a catch. WebGL was disabled by default, hidden behind a flag buried deep within Safari's preferences panel. The general expectation was that a switch to 'on by default' could not be far…

3231

VP9 encoding/decoding performance vs. HEVC/H.264

A while ago, I posted about ffvp9, FFmpeg's native decoder for the VP9 video codec, which significantly outperforms Google's decoder (part of libvpx). We also talked about encoding performance (quality, mainly), and showed VP9 significantly outperformed H.264, although it was much slower. The elephant-in-the-room…

3237

Faster JavaScript parsing

Over the past year or so I’ve almost doubled the speed of SpiderMonkey’s JavaScript parser. I did this by speeding up both the scanner ( bug 564369 , bug 584595 , bug 588648 , bug 639420 , bug 645598 ) and the parser ( bug 637549 ). I used patch stacks in several of those bugs, and so in those six bugs I actually…