--- title: Best Hacker Noon posts — April 2022 | daily.dev description: The most upvoted Hacker Noon posts from April 2022, curated by the daily.dev community. canonical: https://daily.dev/sources/hackernoon/best-of/2022/04 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/hackernoon/best-of/2022/04 og:type: website og:site_name: daily.dev og:title: Best Hacker Noon posts — April 2022 | daily.dev og:description: The most upvoted Hacker Noon posts from April 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 Hacker Noon — April 2022 1. 1 [](https://daily.dev/posts/the-array-methods-coming-to-javascript-in-2022-2halxlkl0 "The Array Methods Coming to JavaScript in 2022") Article Hacker Noon · 4y The Array Methods Coming to JavaScript in 2022 A new specification has been written which will give us a host of new ways to copy and then change an array. This proposal is called the "Change Array by Copy" proposal. Currently, these features are not supported in any major browser or Node.JS version. We can expect them to be supported soon though since this specification has reached Stage 3 in the Javascript proposal process. 184 12 2. 2 [](https://daily.dev/posts/migrating-from-heroku-to-render-vpawmhigh "Migrating from Heroku to Render") Article Hacker Noon · 4y Migrating from Heroku to Render Migrating from Heroku to Render took about 10 minutes. All you need to get started is a GitHub account. Set up Postgres and Redis on Render in the next few steps. Let’s walk through how to specify our environment variables in Render. 21 2 3. 3 [](https://daily.dev/posts/how-to-setup-an-arch-linux-environment-for-coding-sicjzhzko "How to Setup an Arch Linux Environment for Coding") Article Hacker Noon · 4y How to Setup an Arch Linux Environment for Coding In this article, I will be sharing how I set up my Arch Linux environment for coding. I have used Ubuntu and Linux Mint to a great extent and even played around with Kali Linux before. I am quite familiar with Visual Studio Code and I love the flexibility and integrations it provides so I chose to install it. 20 1 4. 4 [](https://daily.dev/posts/c-html-to-pdf---a-code-example-xqs3s9jmd "C# HTML to PDF - A Code Example") Article Hacker Noon · 4y C# HTML to PDF - A Code Example IronPDF allows developers to create, alter, and retrieve PDF documents from within.NET Core and framework projects. A fully working version of the Google Chromium engine is included into IronPDF DLL to render C HTML to PDF. The IronPDF can convert HTML to.pdf form the existing HTML page with text HTML and HTML content disposition. 11 2 5. 5 [](https://daily.dev/posts/how-to-use-redis-pub-sub-in-messengers-m0leeaeiq "How to use Redis Pub/Sub in Messengers") Article Hacker Noon · 4y How to use Redis Pub/Sub in Messengers Real-time events on most web pages can only be handled in real-time. For example, a social network needs to instantly show a new message from another user without reloading a page. How are systems like that technically arranged? The most widespread architecture is: a web browser connects to a server via a WebSocket. 10 [See all Hacker Noon archives](/sources/hackernoon/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/hackernoon/best-of/2022/04#page","url":"https://daily.dev/sources/hackernoon/best-of/2022/04","name":"Best Hacker Noon Posts — April 2022","description":"The most upvoted Hacker Noon posts from April 2022, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/hackernoon/best-of/2022/04#items","numberOfItems":5,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/the-array-methods-coming-to-javascript-in-2022-2halxlkl0","name":"The Array Methods Coming to JavaScript in 2022"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/migrating-from-heroku-to-render-vpawmhigh","name":"Migrating from Heroku to Render"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/how-to-setup-an-arch-linux-environment-for-coding-sicjzhzko","name":"How to Setup an Arch Linux Environment for Coding"},{"@type":"ListItem","position":4,"url":"https://daily.dev/posts/c-html-to-pdf---a-code-example-xqs3s9jmd","name":"C# HTML to PDF - A Code Example"},{"@type":"ListItem","position":5,"url":"https://daily.dev/posts/how-to-use-redis-pub-sub-in-messengers-m0leeaeiq","name":"How to use Redis Pub/Sub in Messengers"}]},{"@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":"Hacker Noon","item":"https://daily.dev/sources/hackernoon"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/hackernoon/best-of"},{"@type":"ListItem","position":5,"name":"April 2022"}]}]} ```