Andrea Verlicchi - Blog

Hello! I'm Andrea and I wrote...

Against online streaming of local meetups

I like to take part to local meetup events. They are informative, fun, and socially engaging at the same time. Sometimes, the meetup organizers get asked to stream events online. It would be a cool feature, I guess, but if you ask me, it would do more harm than good the community. Let me explain why.

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vanilla-lazyload vs lazysizes

As the author of vanilla-lazyload, it’s not the first time I get asked the question: What are the differences between vanilla-lazyload and lazysizes? This blog post is the answer to that question.

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Lazy load responsive images in 2020

Do you want to boost performance on your website? You can do that by using responsive images and lazy loading! In this article, you will find the HTML, JavaScript, and CSS code to lazy load responsive images, to make browsers use modern image formats like WebP and Jpeg2000, and to enable native lazy load where supported.

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Critical CSS with Jekyll and SASS

This site is run by Jekyll on GitHub pages and its CSS is built using SASS. Today I decided to boost performance even more inlining the render-blocking critical CSS, but even searching the internet I struggled to find an easy way to do it. This post is for you, in case you want to do the same.

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