--- title: Best asayer posts — April 2021 | daily.dev description: The most upvoted asayer posts from April 2021, curated by the daily.dev community. canonical: https://daily.dev/sources/asayer/best-of/2021/04 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/asayer/best-of/2021/04 og:type: website og:site_name: daily.dev og:title: Best asayer posts — April 2021 | daily.dev og:description: The most upvoted asayer posts from April 2021, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of asayer — April 2021 1. 1 [](https://daily.dev/posts/the-complete-guide-to-google-s-core-web-vitals-performance-metrics-ym8zsubg6 "The Complete Guide to Google's Core Web Vitals Performance Metrics") Article asayer · 5y The Complete Guide to Google's Core Web Vitals Performance Metrics 16 2. 2 [](https://daily.dev/posts/the-ultimate-guide-to-fixing-javascript-performance-problems-in-browser-devtools-ztj2mqkkp "The Ultimate Guide to Fixing JavaScript Performance Problems in Browser DevTools") Article asayer · 5y The Ultimate Guide to Fixing JavaScript Performance Problems in Browser DevTools 16 1 [See all asayer archives](/sources/asayer/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/asayer/best-of/2021/04#page","url":"https://daily.dev/sources/asayer/best-of/2021/04","name":"Best asayer Posts — April 2021","description":"The most upvoted asayer posts from April 2021, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/asayer/best-of/2021/04#items","numberOfItems":2,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/the-complete-guide-to-google-s-core-web-vitals-performance-metrics-ym8zsubg6","name":"The Complete Guide to Google's Core Web Vitals Performance Metrics"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/the-ultimate-guide-to-fixing-javascript-performance-problems-in-browser-devtools-ztj2mqkkp","name":"The Ultimate Guide to Fixing JavaScript Performance Problems in Browser DevTools"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"asayer","item":"https://daily.dev/sources/asayer"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/asayer/best-of"},{"@type":"ListItem","position":5,"name":"April 2021"}]}]} ```