Blog | Kent C. Dodds

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Super Simple Start to ESModules in Node.js

javascript, native esm, native esmodules, commonjs, modules, ecmascript modules, node.js

All supported versions of Node.js support ESModules now. Here's how to get started using them.

JavaScript Pass By Value Function Parameters

function, values, variable, reassignment

How it works and how to work with it... and around it

How to write a Constrained Identity Function (CIF) in TypeScript

typescript, types, type narrowing, type widening, type constrained, advanced patterns, react, testing

A handy advanced TypeScript pattern to increase your productivity.

How to optimize your context value

javascript, react, useMemo, react hooks, react context

Why and how you can optimize your context provider's value to avoid performance issues

How to use React Context effectively

react, javascript, typescript, react context

How to create and expose React Context providers and consumers

How to write a React Component in TypeScript

typescript, react, javascript, props, react element, children, testing

There are plenty of ways to do it, here's how I recommend typing React Components

TypeScript Function Syntaxes

typescript, functions, type definitions, type declarations, function type annotations

The syntax for various functions and function types in TypeScript with simple examples.

Listify a JavaScript Array

javascript, typescript, nice list, comma delineated list, Intl, Intl.FormatList

Make a human readable list from an array in JavaScript.

Build vs Buy: Component Libraries edition

components, react, angular, vue, business, oss

Some things to think about before you decide to create your own component library.

Using fetch with TypeScript

fetch, typescript, javascript, http

How to make HTTP requests with fetch and TypeScript

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