--- title: Best This is Learning posts — March 2022 | daily.dev description: The most upvoted This is Learning posts from March 2022, curated by the daily.dev community. canonical: https://daily.dev/sources/til/best-of/2022/03 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/til/best-of/2022/03 og:type: website og:site_name: daily.dev og:title: Best This is Learning posts — March 2022 | daily.dev og:description: The most upvoted This is Learning posts from March 2022, 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 This is Learning — March 2022 1. 1 [](https://daily.dev/posts/visual-studio-code---tips-tricks---snippets-1ufkqvdze "Visual Studio Code - Tips & Tricks - Snippets") Article This is Learning · 4y Visual Studio Code - Tips & Tricks - Snippets Snippets are part of the Visual Studio toolkit. You can create your own snippets available in all your projects. Snippets can also be created for a specific project and accessible by all the team of that project. Each snippet is defined under a snippet name and has a scope , prefix , body and description. 40 1 2. 2 [](https://daily.dev/posts/why-react-18-broke-your-app-fhmsex-hs "Why React 18 Broke Your App") Article This is Learning · 4y Why React 18 Broke Your App You’ve just gotten done with your React 18 upgrade, and, after some light QA testing, don’t find anything. You decide to make a minimal reproduction and create a demo of said hook. You expect it to throw an “alert” dialog after a second of waiting, but weirdly, the dialog never runs at all. The reason your app broke in React 18 is that you’re using Strict Mode. 31 [See all This is Learning archives](/sources/til/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/til/best-of/2022/03#page","url":"https://daily.dev/sources/til/best-of/2022/03","name":"Best This is Learning Posts — March 2022","description":"The most upvoted This is Learning posts from March 2022, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/til/best-of/2022/03#items","numberOfItems":2,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/visual-studio-code---tips-tricks---snippets-1ufkqvdze","name":"Visual Studio Code - Tips & Tricks - Snippets"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/why-react-18-broke-your-app-fhmsex-hs","name":"Why React 18 Broke Your App"}]},{"@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":"This is Learning","item":"https://daily.dev/sources/til"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/til/best-of"},{"@type":"ListItem","position":5,"name":"March 2022"}]}]} ```