TENJAVASCRIPT #231

How the BBC World Service migrated 31 million weekly readers to an isomorphic react app and improved page performance by up to 83%

👏 A great write-up from BBC after they migrated a huge legacy PHP application to a modern React-based stack.

#React #Story

TypeScript Performance

🔧 Microsoft rolled out a new wiki page with the best practices for improving TypeScript performance. That is you can make use of it if your TypeScript is slow (never happened to me yet).

#TypeScript

Understanding React's useReducer Hook

👀 The useReducer hook is a way to define state in a way that lets you decouple how the state is updated from the action that triggered the update. That can lead to a cleaner more declarative code.

#React

React hover animation effect with React

✨ Little hover animations are essential for great user experience. In this article, author shows how to implement the particular tricky ones when a state restores after a brief period of time (it's easier to see than explaining).

#React

Monads simplified with Generators in TypeScript: Part 1

🦞 Yeah, I know. Monads might not sounds like a perticularly practical topic. Nevertheless we work with monad-like structures every day (for example, arrays, or promises).

#Functional #TypeScript

From JavaScript to WebAssembly in three steps

⚡ Marcel Duin shares his journey of improving the performance of our ultra resolution storytelling tool Micrio by upgrading the JavaScript-only client to WebAssembly.

#WebAssembly #Performance

Node.js MySQL tutorial: a step-by-step getting started guide with Express js REST API

🔥 A quick and quit nice Node.js + MySQL tutorial.

#Node

The Perfect Dark Mode

⭐ I'm not sure how big is the problem of flickering when loading dark mode on websites is. But as a technical challenge it's quite an interesting to tackle, have a look!

#Looknfeel

Super simple start to Firebase functions

🍺 Kent C. Dodds shows how to get started with Firebase functions.

#Serverless

What’s the difference between Event Handlers & addEventListener in JS?

👉 Did you know that event handlers and event listeners are not the same thing? If you are as surprised as me, read on.

#Dom

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