Perf audit: Loading performance · Issue #247 · reddit/reddit-mobile · GitHub
Been meaning to do a performance audit of the new mobile site. I'm going to drop it right here into the ticket. I may add comments as I go along. Initial Test: Loading (total duration: 45 seconds) Test setup: 2013 Moto X. On 4G (HSPA+). Chrome Dev Channel. Load reddit.com Tap on the big blue link to load the mobile site. Wait until the site feels loaded. Expectation: Site should load and give me
requestAnimationFrame for smart animating - Paul Irish
If you’ve never written code to animate inside the browser, you can stop reading :) What is requestAnimationFrame? In your animation work, you’ve used a timer loop to make changes every few milliseconds. Good for us: browser vendors have decided, “hey, why don’t we just give you an API for that, because we can probably optimize some things for you.” So it’s basic API for use with animation, whethe
Paul Irish
Way back in Dec 2015, @maxogden wrote a nice guide on stabilizing your own video with ffmpeg. I return to it on occasion and have updated my gist comment to offer some updated commands. Since enough has changed regarding installation and use, I figure a new, spiffy, and working guide deserves a non-gist home. Presenting the 2021-era guide to pretty easy DIY video stabilization! On Mac OS, install
HTML5 Cross Browser Polyfills
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert The No-Nonsense Guide to HTML5 Fallbacks So here we're collecting all the shims, fallbacks, and polyfills in order to implant HTML5 functionality in browsers t
The protocol-relative URL - Paul Irish
Update 2014.12.17: Now that SSL is encouraged for everyone and doesn’t have performance concerns, this technique is now an anti-pattern. If the asset you need is available on SSL, then always use the https:// asset. Allowing the snippet to request over HTTP opens the door for attacks like the recent Github Man-on-the-side attack. It’s always safe to request HTTPS assets even if your site is on HTT
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HTML5 Please - Use the new and shiny responsibly
