A look into removing common and uncommon performance bottlenecks in one of the worlds largest React.js PWAs, Twitter Lite. Creating a fast web application involves many cycles of measuring where time is wasted, understanding why it’s happening, and applying potential solutions. Unfortunately, there’s never just one quick fix. Performance is a continuous game of watching and measuring for areas to
After getting my pilot's license, I still feel very much like a noob. There's just a lot of things that doesn't get covered during regular training: extended cross-country flight planning, mountain flying, landing at a high elevation airport and take-off and landing in an actual busy/international airport (a.k.a. the airports everyone actually knows or as pilots call them, Class Bravo Airports). I
React is Slow, React is Fast: Optimizing React Apps in Practice React is slow. I mean, any medium-size React application is slow. But before you start looking for alternatives, you should know that any medium-size Angular of Ember application is slow, too. And the good news is: If you care about performance, it's fairly easy to make any React application super fast. Here is how. Mesuring React Per
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
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