--- title: Meet the HERN Stack, TypeScript 4.2, CSS4, 10 All-time favorite books - Picks #169 | daily.dev description: The HERN stack, TypeScript 4.2, CSS 4, all-time favorite 10 books, and many more on this week's picks. Explore practical developer news, tutorials, and tools read by millions of developers worldwide. canonical: https://daily.dev/blog/meet-the-hern-stack-typescript-4-2-css4-10-all-time-favorite-books-picks-169/ og:type: article og:url: https://daily.dev/blog/meet-the-hern-stack-typescript-4-2-css4-10-all-time-favorite-books-picks-169/ og:title: Meet the HERN Stack, TypeScript 4.2, CSS4, 10 All-time favorite books - Picks #169 | daily.dev og:description: The HERN stack, TypeScript 4.2, CSS 4, all-time favorite 10 books, and many more on this week's picks. Explore practical developer news, tutorials, and tools read by millions of developers worldwide. og:image: https://media.daily.dev/image/upload/s--3HrBUPUI--/f_auto,q_auto/v1/recruiter-landing/603f3e0c251bf876e900dbe6_Cover_e5b9a0eaa9?_a=BAMAMiB80 og:site_name: daily.dev og:locale: en_US article:published_time: 2021-03-03 article:modified_time: 2026-05-04T12:21:08.580Z article:author: Ido Shamun twitter:card: summary_large_image twitter:site: @dailydotdev twitter:creator: @dailydotdev twitter:title: Meet the HERN Stack, TypeScript 4.2, CSS4, 10 All-time favorite books - Picks #169 | daily.dev twitter:description: The HERN stack, TypeScript 4.2, CSS 4, all-time favorite 10 books, and many more on this week's picks. Explore practical developer news, tutorials, and tools read by millions of developers worldwide. twitter:image: https://media.daily.dev/image/upload/s--3HrBUPUI--/f_auto,q_auto/v1/recruiter-landing/603f3e0c251bf876e900dbe6_Cover_e5b9a0eaa9?_a=BAMAMiB80 --- Another week has gone by and it's time for our weekly picks! By the way, our webapp is progressing fast. 🚀 Check it out so you will never miss a word: [https://app.daily.dev/](https://app.daily.dev/) ## Meet the HERN Stack, where everything is written in JavaScript 👋 HERN stands for HarperDB, Expressjs, React, and Nodejs. The new buzz is HarperDB which you might not be familiar with it. Check it out! - [Meet the HERN Stack, where everything is written in JavaScript](https://app.daily.dev/posts/r1FhPE0h-) ## 10 All-Time Favorite Programming Books - Must Read in 2021! 📚 I'm a books fan myself because I know that some knowledge cannot be shared through short articles or blog posts. Books provide you with a more in-depth understanding. Here are 10 books that will you help with your programming career. - [10 All-Time Favorite Programming Books - Must Read in 2021!](https://app.daily.dev/posts/Ja1imDWcK) ## When will we have CSS4? 🤷‍♂️ This article explains why you should not expect to see CSS4 and how CSS versioning works. - [When will we have CSS4?](https://app.daily.dev/posts/VDTZnPVex) ## Introduction to Functional Programming 👩‍🏫 An introduction to JavaScript functional programming for beginners. The article covers terms like pure functions and high order functions. - [Introduction to Functional Programming](https://app.daily.dev/posts/lsRVzQJmr) ## Why JavaScript Developers Should Prefer Axios Over Fetch 🙃 I considered whether or not I should add this article to the list. This topic is very controversial. Eventually, I decided that the comments on the article are so valuable so check them out. - [Why JavaScript Developers Should Prefer Axios Over Fetch](https://app.daily.dev/posts/yZknmQqZB) ## BFF Pattern (Backend for Frontend): An Introduction 🧐 The Backend for Frontend concept is very similar to an API Gateway. Read the article to understand the role of the BFF service. - [BFF Pattern (Backend for Frontend): An Introduction](https://app.daily.dev/posts/BkEViekkQ) ## Announcing TypeScript 4.2 🚀 A new TypeScript version is out! It's packed with some awesome new features. - [Announcing TypeScript 4.2](https://app.daily.dev/posts/ch-L_ZIWy) ## The New React 17 JSX Transform 🤖 Did you know that since React 17 there is a new JSX Transform? You no longer need to import React for JSX. There's a new cool kid in town. - [The New React 17 JSX Transform](https://app.daily.dev/posts/_eQImQ_Cx) ## Getting in the habit of writing semantic HTML 🤓 Semantic HTML is important for various reasons. Accessibility and SEO to name a few. This article covers four bad practices in terms of semantic HTML. - [Getting in the habit of writing semantic HTML](https://app.daily.dev/posts/n7L1k9-jf) ## Understand the Concept of JWT — JSON Web Tokens 😲 JSON Web Tokens are usually taken for granted by developers. Many of us don't actually understand how they work behind the scenes. Have a read to understand better one of the popular methods for authentication. - [Understand the Concept of JWT — JSON Web Tokens](https://app.daily.dev/posts/cBBXyUAsg) ```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/og-image.png?v=a830cdf1","width":1200,"height":630},"sameAs":["https://twitter.com/dailydotdev","https://www.linkedin.com/company/dailydotdev","https://github.com/dailydotdev","https://www.instagram.com/dailydotdev"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","description":"Free, personalized developer news aggregator. 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